Applied macosapp. Closes #63

在 Windows 的启动脚本里增加一行 cd %appdata%

.gitignore

@@ -25,3 +25,5 @@ HMCL/build/
 HMCLServer/
 HMCSM/build/
 MetroLookAndFeel/build/
+/HMCUtils/build/
+/HMCLaF/build/

.nb-gradle-properties

@@ -14,6 +14,15 @@
       <task-args/>
       <task-jvm-args/>
     </task>
+    <task>
+      <display-name>createApp</display-name>
+      <non-blocking>no</non-blocking>
+      <task-names>
+        <name must-exist="yes">createApp</name>
+      </task-names>
+      <task-args/>
+      <task-jvm-args/>
+    </task>
   </common-tasks>
   <script-platform>
     <spec-name>j2se</spec-name>

.travis.yml

@@ -0,0 +1,34 @@
+language: java
+jdk:
+- oraclejdk8
+branches:
+  only:
+    - master
+before_deploy:
+  - git config --global user.email ${GITHUB_EMAIL}
+  - git config --global user.name ${GITHUB_NAME}
+  - git tag ${TRAVIS_BUILD_NUMBER}
+  - git push -q ${REPO} --tags
+deploy:
+  provider: releases
+  api_key:
+    secure: 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
+  file:
+  - HMCL/build/libs/HMCL-${HMCL_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}.jar
+  - HMCL/build/libs/HMCL-${HMCL_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}.exe
+  - HMCL/build/libs/HMCL-${HMCL_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}-MacOSApp.zip
+  - HMCSM/build/libs/HMCSM-${HMCSM_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}.jar
+  - HMCSM/build/libs/HMCSM-${HMCSM_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}.exe
+  - HMCSM/build/libs/HMCSM-${HMCSM_VERSION_ROOT}.${TRAVIS_BUILD_NUMBER}-MacOSApp.zip
+  on:
+    repo: huanghongxun/HMCL
+    tags: false
+  skip_cleanup: true
+install: echo "skip 'gradle assemble' step"
+script: gradle build --continue
+before_cache:
+- rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
+cache:
+  directories:
+  - "$HOME/.gradle/caches/"
+  - "$HOME/.gradle/wrapper/"

HMCL/build.gradle

@@ -15,28 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-import java.util.jar.JarOutputStream
-import java.util.zip.ZipEntry
-import java.util.zip.ZipFile
-
-apply plugin: 'launch4j'
-apply plugin: 'me.tatarka.retrolambda'
-
-if (!hasProperty('mainClass')) {
-    ext.mainClass = 'org.jackhuang.hellominecraft.launcher.Main'
-}
-
-def buildnumber = System.getenv("BUILD_NUMBER") == null ? ".7" : "."+System.getenv("BUILD_NUMBER")
-
-String mavenGroupId = 'HMCL'
-String mavenVersion = '2.3.5' + buildnumber
-String bundleName = "Hello Minecraft! Launcher"
-
-group = mavenGroupId
-version = mavenVersion
-
-String mavenArtifactId = name
-
 buildscript {
     repositories {
         mavenCentral();
@@ -53,6 +31,87 @@ buildscript {
     }
 }
 
+plugins {
+    id "edu.sc.seis.macAppBundle" version "2.1.6"
+}
+
+import java.util.jar.JarOutputStream
+import java.util.zip.ZipEntry
+import java.util.zip.ZipFile
+
+apply plugin: 'launch4j'
+apply plugin: 'me.tatarka.retrolambda'
+
+if (!hasProperty('mainClass')) {
+    ext.mainClass = 'org.jackhuang.hellominecraft.launcher.Main'
+}
+
+def buildnumber = System.getenv("TRAVIS_BUILD_NUMBER")
+if (buildnumber == null)
+    buildnumber = System.getenv("BUILD_NUMBER")
+if (buildnumber == null)
+    buildnumber = "233"
+    
+def versionroot = System.getenv("VERSION_ROOT")
+if (versionroot == null)
+    versionroot = "2.4.1"
+
+String mavenGroupId = 'HMCL'
+String mavenVersion = versionroot + '.' + buildnumber
+String bundleName = "Hello Minecraft! Launcher"
+
+group = mavenGroupId
+version = mavenVersion
+
+String mavenArtifactId = name
+
+task generateSources(type: Copy) {
+    from 'src/main/java'
+    from 'src/core/java'
+    into "$buildDir/generated-src"
+    filter(org.apache.tools.ant.filters.ReplaceTokens, tokens: [
+            'HELLO_MINECRAFT_LAUNCHER_VERSION_FOR_GRADLE_REPLACING': mavenVersion
+    ])
+}
+compileJava.setSource "$buildDir/generated-src"
+compileJava.dependsOn generateSources
+
+task macAppCompressed(type: Zip, dependsOn: createApp) {
+    archiveName "HMCL-$mavenVersion-MacOSApp.zip"
+    include '**'
+    destinationDir file("$buildDir/libs/")
+    from "$buildDir/macApp"
+}
+
+sourceSets {
+    main {
+        java {
+            srcDirs = [
+                'src/core/java/',
+                'src/main/java/'
+            ]
+        }
+        resources {
+            srcDirs = ['src/main/resources/']
+        }
+    }
+    core {
+        java {
+            compileClasspath += main.compileClasspath
+            runtimeClasspath += main.runtimeClasspath
+            srcDirs 'src/core/java/'
+        }
+        resources {
+            srcDirs 'src/main/resources/'
+        }
+    }
+}
+
+configurations {
+    coreCompile.extendsFrom compile
+    coreRuntime.extendsFrom runtime
+}
+
 configure(install.repositories.mavenInstaller) {
     pom.project {
         groupId = mavenGroupId
@@ -62,8 +121,9 @@ configure(install.repositories.mavenInstaller) {
 }
 
 dependencies {
-    compile project(":MetroLookAndFeel")
-    compile project(":HMCLAPI")
+    compile project(":HMCLaF")
+    compile project(":HMCUtils")
+    compile group: "org.commonjava.googlecode.markdown4j", name: "markdown4j", version: "2.2-cj-1.0"
 }
 
 retrolambda {
@@ -103,3 +163,5 @@ processResources {
 }
 
 build.dependsOn makeExecutable
+build.dependsOn makePackGZ
+build.dependsOn macAppCompressed

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/api/IPlugin.java

@@ -17,12 +17,13 @@
  */
 package org.jackhuang.hellominecraft.launcher.api;
 
+import org.jackhuang.hellominecraft.launcher.core.GameException;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
-import org.jackhuang.hellominecraft.launcher.settings.Profile;
 import org.jackhuang.hellominecraft.launcher.core.auth.AuthenticationException;
 import org.jackhuang.hellominecraft.launcher.core.auth.IAuthenticator;
 import org.jackhuang.hellominecraft.launcher.core.auth.UserProfileProvider;
-import org.jackhuang.hellominecraft.utils.functions.Consumer;
+import org.jackhuang.hellominecraft.launcher.core.launch.LaunchOptions;
+import org.jackhuang.hellominecraft.util.func.Consumer;
 
 /**
  *
@@ -33,12 +34,12 @@ public interface IPlugin {
     /**
      * You can modify the application actions by this method.
      *
-     * @param profile info to the Minecraft Loader
+     * @param obj minecraft service wanted
      *
      * @return For example, you can implement IMinecraftProvider to support
      *         MultiMC
      */
-    IMinecraftService provideMinecraftService(Profile profile);
+    IMinecraftService provideMinecraftService(Object obj);
 
     /**
      * Register authenticators by calling IAuthenticator.LOGINS.add.
@@ -59,5 +60,5 @@ public interface IPlugin {
      */
     void onProcessingLoginResult(UserProfileProvider result) throws AuthenticationException;
 
-    void onInitializingProfile(Profile p);
+    void onProcessingLaunchOptions(LaunchOptions p) throws GameException;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/api/PluginManager.java

@@ -17,8 +17,7 @@
  */
 package org.jackhuang.hellominecraft.launcher.api;
 
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
-import org.jackhuang.hellominecraft.launcher.settings.DefaultPlugin;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 
 /**
  *
@@ -26,18 +25,26 @@ import org.jackhuang.hellominecraft.launcher.settings.DefaultPlugin;
  */
 public class PluginManager {
 
-    public static IPlugin NOW_PLUGIN = new DefaultPlugin();
+    private static IPlugin NOW_PLUGIN;
 
     public static void getServerPlugin() {
         try {
-            ClassLoader cl = Thread.currentThread().getContextClassLoader();
-            Class c = cl.loadClass("org.jackhuang.hellominecraft.launcher.servers.ServerPlugin");
-            IPlugin p = (IPlugin) c.newInstance();
-            NOW_PLUGIN = p;
+            getPlugin(Thread.currentThread().getContextClassLoader().loadClass("org.jackhuang.hellominecraft.launcher.server.ServerPlugin"));
         } catch (ClassNotFoundException ignore) {
-        } catch (Exception e) {
-            HMCLog.err("Failed  to new instance");
         }
     }
 
+    public static void getPlugin(Class<?> cls) {
+        try {
+            IPlugin p = (IPlugin) cls.newInstance();
+            NOW_PLUGIN = p;
+        } catch (Exception e) {
+            HMCLog.err("Failed to new instance");
+        }
+    }
+
+    public static IPlugin plugin() {
+        return NOW_PLUGIN;
+    }
+
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/MCUtils.java

@@ -19,9 +19,8 @@ package org.jackhuang.hellominecraft.launcher.core;
 
 import java.io.File;
 import java.io.IOException;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
-import org.jackhuang.hellominecraft.utils.system.IOUtils;
-import org.jackhuang.hellominecraft.utils.system.OS;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.system.OS;
 
 /**
  *
@@ -56,11 +55,6 @@ public final class MCUtils {
         return getWorkingDirectory("minecraft");
     }
 
-    public static boolean is16Folder(String path) {
-        path = IOUtils.addSeparator(path);
-        return new File(path, "versions").exists();
-    }
-
     public static String minecraft() {
         if (OS.os() == OS.OSX)
             return "minecraft";
@@ -68,23 +62,20 @@ public final class MCUtils {
     }
 
     public static File getInitGameDir() {
-        File gameDir = IOUtils.currentDir();
-        if (gameDir.exists()) {
-            gameDir = new File(gameDir, MCUtils.minecraft());
-            if (!gameDir.exists()) {
-                File newFile = MCUtils.getLocation();
-                if (newFile.exists())
-                    gameDir = newFile;
-            }
+        File gameDir = new File(MCUtils.minecraft());
+        if (!gameDir.exists()) {
+            File newFile = MCUtils.getLocation();
+            if (newFile.exists())
+                gameDir = newFile;
         }
         return gameDir;
     }
 
-    public static String profile = "{\"selectedProfile\": \"(Default)\",\"profiles\": {\"(Default)\": {\"name\": \"(Default)\"}},\"clientToken\": \"88888888-8888-8888-8888-888888888888\"}";
+    public static final String PROFILE = "{\"selectedProfile\": \"(Default)\",\"profiles\": {\"(Default)\": {\"name\": \"(Default)\"}},\"clientToken\": \"88888888-8888-8888-8888-888888888888\"}";
 
     public static void tryWriteProfile(File gameDir) throws IOException {
         File file = new File(gameDir, "launcher_profiles.json");
         if (!file.exists())
-            FileUtils.writeStringToFile(file, profile);
+            FileUtils.write(file, PROFILE);
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/asset/AssetsIndex.java

@@ -15,8 +15,9 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.assets;
+package org.jackhuang.hellominecraft.launcher.core.asset;
 
+import com.google.gson.annotations.SerializedName;
 import java.util.HashSet;
 import java.util.LinkedHashMap;
 import java.util.Map;
@@ -29,8 +30,12 @@ import java.util.Set;
 public class AssetsIndex {
 
     public static final String DEFAULT_ASSET_NAME = "legacy";
-    private Map<String, AssetsObject> objects;
-    private boolean virtual;
+
+    @SerializedName("objects")
+    public Map<String, AssetsObject> objects;
+
+    @SerializedName("virtual")
+    public boolean virtual;
 
     public AssetsIndex() {
         this.objects = new LinkedHashMap();

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/asset/AssetsMojangLoader.java

@@ -0,0 +1,111 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.asset;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Map;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftAssetService;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.launcher.core.download.IDownloadProvider;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.Utils;
+import org.jackhuang.hellominecraft.util.VersionNumber;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class AssetsMojangLoader extends IAssetsHandler {
+
+    public AssetsMojangLoader(String name) {
+        super(name);
+    }
+
+    @Override
+    public Task getList(final MinecraftVersion mv, final IMinecraftAssetService mp) {
+        Utils.requireNonNull(mv);
+        String assetsId = mv.getAssetsIndex().getId();
+        File assets = mp.getAssets();
+        HMCLog.log("Gathering asset index: " + assetsId);
+        File f = IOUtils.tryGetCanonicalFile(new File(assets, "indexes/" + assetsId + ".json"));
+        return new TaskInfo("Gather asset index") {
+            @Override
+            public Collection<Task> getDependTasks() {
+                if (!f.exists())
+                    return Arrays.asList(mp.downloadMinecraftAssetsIndex(mv.getAssetsIndex()));
+                else
+                    return null;
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                if (!areDependTasksSucceeded)
+                    throw new IllegalStateException("Failed to get asset index");
+                String result = FileUtils.read(f);
+                if (StrUtils.isBlank(result))
+                    throw new IllegalStateException("Index json is empty, please redownload it!");
+                AssetsIndex o = C.GSON.fromJson(result, AssetsIndex.class);
+                assetsDownloadURLs = new ArrayList<>();
+                assetsLocalNames = new ArrayList<>();
+                ArrayList<String> al = new ArrayList<>();
+                contents = new ArrayList<>();
+                HashSet<String> loadedHashes = new HashSet<>();
+                int pgs = 0;
+                if (o != null && o.getFileMap() != null)
+                    for (Map.Entry<String, AssetsObject> e : o.getFileMap().entrySet()) {
+                        if (loadedHashes.contains(e.getValue().getHash()))
+                            continue;
+                        loadedHashes.add(e.getValue().getHash());
+                        Contents c = new Contents();
+                        c.eTag = e.getValue().getHash();
+                        c.key = c.eTag.substring(0, 2) + "/" + e.getValue().getHash();
+                        c.size = e.getValue().getSize();
+                        contents.add(c);
+                        assetsDownloadURLs.add(c.key);
+                        assetsLocalNames.add(new File(assets, "objects" + File.separator + c.key.replace("/", File.separator)));
+                        al.add(e.getKey());
+                        if (ppl != null)
+                            ppl.setProgress(this, ++pgs, o.getFileMap().size());
+                    }
+            }
+        };
+    }
+
+    @Override
+    public Task getDownloadTask(IDownloadProvider sourceType) {
+        return new AssetsTask(sourceType.getAssetsDownloadURL());
+    }
+
+    @Override
+    public boolean isVersionAllowed(String formattedVersion) {
+        VersionNumber ur = VersionNumber.check(formattedVersion);
+        if (ur == null)
+            return false;
+        return VersionNumber.check("1.6.0").compareTo(ur) <= 0;
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/asset/AssetsObject.java

@@ -15,7 +15,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.assets;
+package org.jackhuang.hellominecraft.launcher.core.asset;
 
 /**
  *
@@ -26,6 +26,19 @@ public class AssetsObject {
     private String hash;
     private long size;
 
+    public AssetsObject(String hash, long size) {
+        this.hash = hash;
+        this.size = size;
+    }
+
+    public void setHash(String hash) {
+        this.hash = hash;
+    }
+
+    public void setSize(long size) {
+        this.size = size;
+    }
+
     public AssetsObject() {
     }
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/asset/Contents.java

@@ -0,0 +1,81 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.asset;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class Contents {
+
+    public String key, eTag, lastModified, storageClass;
+
+    public Contents() {
+    }
+
+    public Contents(String key, String eTag, String lastModified, String storageClass, long size) {
+        this();
+        this.key = key;
+        this.eTag = eTag;
+        this.lastModified = lastModified;
+        this.storageClass = storageClass;
+        this.size = size;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public String geteTag() {
+        return eTag;
+    }
+
+    public void seteTag(String eTag) {
+        this.eTag = eTag;
+    }
+
+    public String getLastModified() {
+        return lastModified;
+    }
+
+    public void setLastModified(String lastModified) {
+        this.lastModified = lastModified;
+    }
+
+    public String getStorageClass() {
+        return storageClass;
+    }
+
+    public void setStorageClass(String storageClass) {
+        this.storageClass = storageClass;
+    }
+
+    public long getSize() {
+        return size;
+    }
+
+    public void setSize(long size) {
+        this.size = size;
+    }
+    public long size;
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/asset/IAssetsHandler.java

@@ -15,7 +15,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.assets;
+package org.jackhuang.hellominecraft.launcher.core.asset;
 
 import java.io.File;
 import java.io.FileInputStream;
@@ -23,17 +23,18 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftAssetService;
 import org.jackhuang.hellominecraft.launcher.core.download.IDownloadProvider;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
-import org.jackhuang.hellominecraft.utils.tasks.Task;
-import org.jackhuang.hellominecraft.utils.tasks.download.FileDownloadTask;
-import org.jackhuang.hellominecraft.utils.code.DigestUtils;
-import org.jackhuang.hellominecraft.utils.system.IOUtils;
-import org.jackhuang.hellominecraft.utils.NetUtils;
-import rx.Observable;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.download.FileDownloadTask;
+import org.jackhuang.hellominecraft.util.code.DigestUtils;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.NetUtils;
+import org.jackhuang.hellominecraft.util.OverridableSwingWorker;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
 
 /**
  * Assets
@@ -73,7 +74,7 @@ public abstract class IAssetsHandler {
      * @param mp Asset Service
      * @param x  finished event
      */
-    public abstract Observable<String[]> getList(MinecraftVersion mv, IMinecraftAssetService mp);
+    public abstract Task getList(MinecraftVersion mv, IMinecraftAssetService mp);
 
     /**
      * Will be invoked when the user invoked "Download all assets".
@@ -86,18 +87,19 @@ public abstract class IAssetsHandler {
 
     public abstract boolean isVersionAllowed(String formattedVersion);
 
-    protected class AssetsTask extends Task {
+    protected class AssetsTask extends TaskInfo {
 
         ArrayList<Task> al;
         String u;
 
         public AssetsTask(String url) {
+            super(C.i18n("assets.download"));
             this.u = url;
         }
 
         @Override
         public void executeTask() {
-            if (assetsDownloadURLs == null)
+            if (assetsDownloadURLs == null || assetsLocalNames == null || contents == null)
                 throw new IllegalStateException(C.i18n("assets.not_refreshed"));
             int max = assetsDownloadURLs.size();
             al = new ArrayList<>();
@@ -106,8 +108,8 @@ public abstract class IAssetsHandler {
                 String mark = assetsDownloadURLs.get(i);
                 String url = u + mark;
                 File location = assetsLocalNames.get(i);
-                if (!location.getParentFile().exists())
-                    location.getParentFile().mkdirs();
+                if (!location.getParentFile().exists() && !location.getParentFile().mkdirs())
+                    HMCLog.warn("Failed to make directories: " + location.getParent());
                 if (location.isDirectory())
                     continue;
                 boolean need = true;
@@ -116,9 +118,9 @@ public abstract class IAssetsHandler {
                         FileInputStream fis = new FileInputStream(location);
                         String sha = DigestUtils.sha1Hex(NetUtils.getBytesFromStream(fis));
                         IOUtils.closeQuietly(fis);
-                        if (contents.get(i).eTag.equals(sha)) {
-                            hasDownloaded++;
-                            HMCLog.log("File " + assetsLocalNames.get(i) + " has downloaded successfully, skipped downloading.");
+                        if (contents.get(i).geteTag().equals(sha)) {
+                            ++hasDownloaded;
+                            HMCLog.log("File " + assetsLocalNames.get(i) + " has been downloaded successfully, skipped downloading.");
                             if (ppl != null)
                                 ppl.setProgress(this, hasDownloaded, max);
                             continue;
@@ -137,10 +139,5 @@ public abstract class IAssetsHandler {
         public Collection<Task> getAfterTasks() {
             return al;
         }
-
-        @Override
-        public String getInfo() {
-            return C.i18n("assets.download");
-        }
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/asset/MinecraftAssetService.java

@@ -0,0 +1,218 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.asset;
+
+import com.google.gson.JsonSyntaxException;
+import java.io.File;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Map;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftAssetService;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.launcher.core.version.AssetIndexDownloadInfo;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.MessageBox;
+import org.jackhuang.hellominecraft.util.func.BiFunction;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.TaskWindow;
+import org.jackhuang.hellominecraft.util.tasks.download.FileDownloadTask;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftAssetService extends IMinecraftAssetService {
+
+    public MinecraftAssetService(IMinecraftService service) {
+        super(service);
+    }
+
+    @Override
+    public Task downloadAssets(final String mcVersion) {
+        return downloadAssets(service.version().getVersionById(mcVersion));
+    }
+
+    public Task downloadAssets(final MinecraftVersion mv) {
+        if (mv == null)
+            return null;
+        return IAssetsHandler.ASSETS_HANDLER.getList(mv, service.asset()).after(IAssetsHandler.ASSETS_HANDLER.getDownloadTask(service.getDownloadType().getProvider()));
+    }
+
+    @Override
+    public boolean refreshAssetsIndex(String id) {
+        MinecraftVersion mv = service.version().getVersionById(id);
+        if (mv == null)
+            return false;
+        return downloadMinecraftAssetsIndexAsync(mv.getAssetsIndex());
+    }
+
+    @Override
+    public Task downloadMinecraftAssetsIndex(AssetIndexDownloadInfo assets) {
+        File assetsLocation = getAssets();
+        if (!assetsLocation.exists() && !assetsLocation.mkdirs())
+            HMCLog.warn("Failed to make directories: " + assetsLocation);
+        File assetsIndex = new File(assetsLocation, "indexes/" + assets.getId() + ".json");
+        File renamed = null;
+        if (assetsIndex.exists()) {
+            renamed = new File(assetsLocation, "indexes/" + assets.getId() + "-renamed.json");
+            if (assetsIndex.renameTo(renamed))
+                HMCLog.warn("Failed to rename " + assetsIndex + " to " + renamed);
+        }
+        File renamedFinal = renamed;
+        return new TaskInfo("Download Asset Index") {
+            @Override
+            public Collection<Task> getDependTasks() {
+                return Arrays.asList(new FileDownloadTask(assets.getUrl(service.getDownloadType()), IOUtils.tryGetCanonicalFile(assetsIndex), assets.sha1).setTag(assets.getId() + ".json"));
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                if (areDependTasksSucceeded) {
+                    if (renamedFinal != null && !renamedFinal.delete())
+                        HMCLog.warn("Failed to delete " + renamedFinal + ", maybe you should do it.");
+                } else if (renamedFinal != null && !renamedFinal.renameTo(assetsIndex))
+                    HMCLog.warn("Failed to rename " + renamedFinal + " to " + assetsIndex);
+            }
+        };
+    }
+
+    @Override
+    public boolean downloadMinecraftAssetsIndexAsync(AssetIndexDownloadInfo assets) {
+        File assetsLocation = getAssets();
+        if (!assetsLocation.exists() && !assetsLocation.mkdirs())
+            HMCLog.warn("Failed to make directories: " + assetsLocation);
+        File assetsIndex = new File(assetsLocation, "indexes/" + assets.getId() + ".json");
+        File renamed = null;
+        if (assetsIndex.exists()) {
+            renamed = new File(assetsLocation, "indexes/" + assets.getId() + "-renamed.json");
+            if (assetsIndex.renameTo(renamed))
+                HMCLog.warn("Failed to rename " + assetsIndex + " to " + renamed);
+        }
+        if (TaskWindow.factory()
+            .append(new FileDownloadTask(assets.getUrl(service.getDownloadType()), IOUtils.tryGetCanonicalFile(assetsIndex), assets.sha1).setTag(assets.getId() + ".json"))
+            .create()) {
+            if (renamed != null && !renamed.delete())
+                HMCLog.warn("Failed to delete " + renamed + ", maybe you should do it.");
+            return true;
+        }
+        if (renamed != null && !renamed.renameTo(assetsIndex))
+            HMCLog.warn("Failed to rename " + renamed + " to " + assetsIndex);
+        return false;
+    }
+
+    @Override
+    public File getAssets() {
+        return new File(service.baseDirectory(), "assets");
+    }
+
+    @Override
+    public File getAssetObject(String assetVersion, String name) throws IOException {
+        File assetsDir = getAssets();
+        File indexDir = new File(assetsDir, "indexes");
+        File objectsDir = new File(assetsDir, "objects");
+        File indexFile = new File(indexDir, assetVersion + ".json");
+        try {
+            AssetsIndex index = (AssetsIndex) C.GSON.fromJson(FileUtils.read(indexFile, "UTF-8"), AssetsIndex.class);
+
+            String hash = ((AssetsObject) index.getFileMap().get(name)).getHash();
+            return new File(objectsDir, hash.substring(0, 2) + "/" + hash);
+        } catch (JsonSyntaxException e) {
+            throw new IOException("Assets file format malformed.", e);
+        }
+    }
+
+    private boolean checkAssetsExistance(AssetIndexDownloadInfo assetIndex) {
+        File assetsDir = getAssets();
+        File indexDir = new File(assetsDir, "indexes");
+        File objectDir = new File(assetsDir, "objects");
+        File indexFile = new File(indexDir, assetIndex.getId() + ".json");
+
+        if (!assetsDir.exists() || !indexFile.isFile())
+            return false;
+
+        try {
+            String assetIndexContent = FileUtils.read(indexFile, "UTF-8");
+            AssetsIndex index = (AssetsIndex) C.GSON.fromJson(assetIndexContent, AssetsIndex.class);
+
+            if (index == null)
+                return false;
+            for (Map.Entry entry : index.getFileMap().entrySet())
+                if (!new File(new File(objectDir, ((AssetsObject) entry.getValue()).getHash().substring(0, 2)), ((AssetsObject) entry.getValue()).getHash()).exists())
+                    return false;
+            return true;
+        } catch (IOException | JsonSyntaxException e) {
+            return false;
+        }
+    }
+
+    private File reconstructAssets(AssetIndexDownloadInfo assetIndex) {
+        File assetsDir = getAssets();
+        File indexDir = new File(assetsDir, "indexes");
+        File objectDir = new File(assetsDir, "objects");
+        String assetVersion = assetIndex.getId();
+        File indexFile = new File(indexDir, assetVersion + ".json");
+        File virtualRoot = new File(new File(assetsDir, "virtual"), assetVersion);
+
+        if (!indexFile.isFile()) {
+            HMCLog.warn("No assets index file " + virtualRoot + "; can't reconstruct assets");
+            return assetsDir;
+        }
+
+        try {
+            String assetIndexContent = FileUtils.read(indexFile, "UTF-8");
+            AssetsIndex index = (AssetsIndex) C.GSON.fromJson(assetIndexContent, AssetsIndex.class);
+
+            if (index == null)
+                return assetsDir;
+            if (index.isVirtual()) {
+                int cnt = 0;
+                HMCLog.log("Reconstructing virtual assets folder at " + virtualRoot);
+                int tot = index.getFileMap().entrySet().size();
+                for (Map.Entry entry : index.getFileMap().entrySet()) {
+                    File target = new File(virtualRoot, (String) entry.getKey());
+                    File original = new File(new File(objectDir, ((AssetsObject) entry.getValue()).getHash().substring(0, 2)), ((AssetsObject) entry.getValue()).getHash());
+                    if (original.exists()) {
+                        cnt++;
+                        if (!target.isFile())
+                            FileUtils.copyFile(original, target);
+                    }
+                }
+                // If the scale new format existent file is lower then 0.1, use the old format.
+                if (cnt * 10 < tot)
+                    return assetsDir;
+            }
+        } catch (IOException | JsonSyntaxException e) {
+            HMCLog.warn("Failed to create virutal assets.", e);
+        }
+
+        return virtualRoot;
+    }
+
+    public final BiFunction<MinecraftVersion, Boolean, String> ASSET_PROVIDER_IMPL = (t, allow) -> {
+        if (allow && !checkAssetsExistance(t.getAssetsIndex()))
+            if (MessageBox.Show(C.i18n("assets.no_assets"), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION)
+                TaskWindow.execute(downloadAssets(t));
+        return reconstructAssets(t.getAssetsIndex()).getAbsolutePath();
+    };
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/BestLogin.java

@@ -21,7 +21,8 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.Socket;
-import org.jackhuang.hellominecraft.utils.code.DigestUtils;
+import java.nio.charset.Charset;
+import org.jackhuang.hellominecraft.util.code.DigestUtils;
 
 /**
  *
@@ -41,7 +42,7 @@ public final class BestLogin extends IAuthenticator {
             Socket socket = new Socket("auth.zhh0000zhh.com", 8);
             OutputStream os = socket.getOutputStream();
             os.write(request.length());
-            os.write(request.getBytes());
+            os.write(request.getBytes(Charset.forName("UTF-8")));
 
             UserProfileProvider lr = new UserProfileProvider();
 
@@ -64,13 +65,17 @@ public final class BestLogin extends IAuthenticator {
                 throw new AuthenticationException("server reloading.");
             case 0:
                 byte[] b = new byte[64];
-                is.read(b, 0, b.length);
-                String[] ss = new String(b).split(":");
+                int x = is.read(b, 0, b.length);
+                if (x != -1)
+                    throw new AuthenticationException("server response does not follow the protocol.");
+                String[] ss = new String(b, Charset.forName("UTF-8")).split(":");
                 lr.setUserName(info.username);
                 lr.setUserId(ss[1]);
                 lr.setSession(ss[0]);
                 lr.setAccessToken(ss[0]);
                 break;
+            default:
+                break;
             }
             lr.setUserType("Legacy");
             return lr;
@@ -95,7 +100,7 @@ public final class BestLogin extends IAuthenticator {
     }
 
     @Override
-    public void logout() {
+    public void logOut() {
     }
 
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/IAuthenticator.java

@@ -33,15 +33,19 @@ public abstract class IAuthenticator {
     public static final List<IAuthenticator> LOGINS = new ArrayList<>();
 
     static {
-        PluginManager.NOW_PLUGIN.onRegisterAuthenticators(LOGINS::add);
+        PluginManager.plugin().onRegisterAuthenticators(LOGINS::add);
     }
 
-    protected String clientToken, username;
+    protected String clientToken, username, password;
 
     public IAuthenticator(String clientToken) {
         this.clientToken = clientToken;
     }
 
+    public String getClientToken() {
+        return clientToken;
+    }
+
     /**
      * Login Method
      *
@@ -81,10 +85,10 @@ public abstract class IAuthenticator {
 
     public abstract UserProfileProvider loginBySettings() throws AuthenticationException;
 
-    public abstract void logout();
+    public abstract void logOut();
 
     public Map onSaveSettings() {
-        HashMap m = new HashMap();
+        HashMap<String, String> m = new HashMap<>();
         m.put("IAuthenticator_UserName", username);
         return m;
     }
@@ -92,14 +96,23 @@ public abstract class IAuthenticator {
     public void onLoadSettings(Map m) {
         if (m == null)
             return;
-        username = (String) m.get("IAuthenticator_UserName");
+        Object o = m.get("IAuthenticator_UserName");
+        username = o instanceof String ? (String) o : "";
     }
 
-    public String getUsername() {
+    public String getUserName() {
         return username;
     }
 
-    public void setUsername(String s) {
+    public void setUserName(String s) {
         username = s;
     }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/OfflineAuthenticator.java

@@ -19,9 +19,9 @@ package org.jackhuang.hellominecraft.launcher.core.auth;
 
 import java.util.HashMap;
 import java.util.Map;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.StrUtils;
-import org.jackhuang.hellominecraft.utils.code.DigestUtils;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.code.DigestUtils;
 
 /**
  *
@@ -48,7 +48,7 @@ public final class OfflineAuthenticator extends IAuthenticator {
     @Override
     public Map onSaveSettings() {
         Map m = super.onSaveSettings();
-        m.put("uuidMap", m);
+        m.put("uuidMap", uuidMap);
         return m;
     }
 
@@ -98,7 +98,7 @@ public final class OfflineAuthenticator extends IAuthenticator {
     }
 
     @Override
-    public void logout() {
+    public void logOut() {
     }
 
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/SkinmeAuthenticator.java

@@ -17,10 +17,11 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.auth;
 
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.code.DigestUtils;
-import org.jackhuang.hellominecraft.utils.NetUtils;
-import org.jackhuang.hellominecraft.utils.views.Selector;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.code.DigestUtils;
+import org.jackhuang.hellominecraft.util.NetUtils;
+import org.jackhuang.hellominecraft.util.lang.SupportedLocales;
+import org.jackhuang.hellominecraft.util.ui.SwingUtils;
 
 /**
  *
@@ -47,7 +48,7 @@ public final class SkinmeAuthenticator extends IAuthenticator {
         if (info.username == null || !info.username.contains("@"))
             throw new AuthenticationException(C.i18n("login.not_email"));
         try {
-            String usr = info.username.toLowerCase();
+            String usr = info.username.toLowerCase(SupportedLocales.NOW_LOCALE.self);
             String pwd = info.password;
 
             String str = DigestUtils.sha1Hex(usr);
@@ -60,15 +61,14 @@ public final class SkinmeAuthenticator extends IAuthenticator {
                     if (sl[1].contains("No Valid Character"))
                         sl[1] = C.i18n("login.no_valid_character");
                     throw new AuthenticationException(sl[1]);
-                case "1": {
+                case "1":
                     String[] s = parseType1(sl[1]);
                     req.setUserName(s[0]);
                     req.setSession(s[1]);
                     req.setUserId(s[1]);
                     req.setAccessToken(s[1]);
                     break;
-                }
-                case "2": {
+                case "2":
                     String[] charators = sl[1].split(";");
                     int len = charators.length;
                     String[] $char = new String[len];
@@ -79,12 +79,10 @@ public final class SkinmeAuthenticator extends IAuthenticator {
                         $char[i] = charator[0];
                         user[i] = charator[1];
                     }
-                    Selector s = new Selector(null, user, C.i18n("login.choose_charactor"));
-                    s.setVisible(true);
-                    if (s.sel == Selector.FAILED_TO_SELECT)
+                    int index = SwingUtils.select(user, C.i18n("login.choose_charactor"));
+                    if (index == -1)
                         throw new AuthenticationException(C.i18n("message.cancelled"));
                     else {
-                        int index = s.sel;
                         String character = $char[index];
                         sl = getCharacter(usr, hashCode, character).split(":");
                         String[] s2 = parseType1(sl[1]);
@@ -95,7 +93,6 @@ public final class SkinmeAuthenticator extends IAuthenticator {
                     }
                     break;
                 }
-                }
 
             req.setUserType("Legacy");
             return req;
@@ -120,7 +117,7 @@ public final class SkinmeAuthenticator extends IAuthenticator {
     }
 
     @Override
-    public void logout() {
+    public void logOut() {
 
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/UserProfileProvider.java

@@ -17,8 +17,6 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.auth;
 
-import org.jackhuang.hellominecraft.launcher.core.version.ServerInfo;
-
 /**
  *
  * @author huangyuhui
@@ -108,13 +106,4 @@ public final class UserProfileProvider {
     private String otherInfo = "";
     private String clientIdentifier = "";
     private String userType = "Offline";
-    private ServerInfo server = null;
-
-    public ServerInfo getServer() {
-        return server;
-    }
-
-    public void setServer(ServerInfo server) {
-        this.server = server;
-    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/YggdrasilAuthenticator.java

@@ -21,13 +21,13 @@ import com.google.gson.GsonBuilder;
 import java.net.Proxy;
 import java.util.Map;
 import javax.swing.JOptionPane;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.ArrayUtils;
-import org.jackhuang.hellominecraft.utils.views.Selector;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.ArrayUtils;
 import org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil.GameProfile;
 import org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil.PropertyMap;
 import org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil.YggdrasilAuthentication;
 import org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil.UUIDTypeAdapter;
+import org.jackhuang.hellominecraft.util.ui.SwingUtils;
 
 /**
  *
@@ -57,7 +57,7 @@ public final class YggdrasilAuthenticator extends IAuthenticator {
 
             if (!ua.isLoggedIn())
                 ua.setPassword(pwd);
-            ua.setUsername(usr);
+            ua.setUserName(usr);
             ua.logIn();
             if (!ua.isLoggedIn())
                 throw new AuthenticationException(C.i18n("login.wrong_password"));
@@ -69,14 +69,17 @@ public final class YggdrasilAuthenticator extends IAuthenticator {
                     String[] names = new String[profiles.length];
                     for (int i = 0; i < profiles.length; i++)
                         names[i] = profiles[i].name;
-                    Selector s = new Selector(null, names, C.i18n("login.choose_charactor"));
-                    s.setVisible(true);
-                    selectedProfile = profiles[s.sel];
-                    username = names[s.sel];
+                    int sel = SwingUtils.select(names, C.i18n("login.choose_charactor"));
+                    if (sel == -1)
+                        throw new AuthenticationException("No selection");
+                    selectedProfile = profiles[sel];
+                    username = names[sel];
                 } else
                     username = JOptionPane.showInputDialog(C.i18n("login.no_charactor"));
             else
                 username = selectedProfile.name;
+            if (username == null)
+                throw new AuthenticationException("No player");
             result.setUserName(username);
             result.setUserId(selectedProfile == null ? OfflineAuthenticator.getUUIDFromUserName(username) : UUIDTypeAdapter.fromUUID(selectedProfile.id));
         }
@@ -134,7 +137,7 @@ public final class YggdrasilAuthenticator extends IAuthenticator {
     }
 
     @Override
-    public void logout() {
+    public void logOut() {
         ua.logOut();
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/AuthenticationRequest.java

@@ -21,9 +21,49 @@ import java.util.HashMap;
 
 public class AuthenticationRequest {
 
-    public HashMap<String, Object> agent;
-    public String username, password, clientToken;
-    public boolean requestUser = true;
+    private HashMap<String, Object> agent;
+    private String username, password, clientToken;
+    private boolean requestUser = true;
+
+    public HashMap<String, Object> getAgent() {
+        return agent;
+    }
+
+    public void setAgent(HashMap<String, Object> agent) {
+        this.agent = agent;
+    }
+
+    public String getUserName() {
+        return username;
+    }
+
+    public void setUserName(String username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public String getClientToken() {
+        return clientToken;
+    }
+
+    public void setClientToken(String clientToken) {
+        this.clientToken = clientToken;
+    }
+
+    public boolean isRequestUser() {
+        return requestUser;
+    }
+
+    public void setRequestUser(boolean requestUser) {
+        this.requestUser = requestUser;
+    }
 
     public AuthenticationRequest(String username, String password, String clientToken) {
         agent = new HashMap<>();

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/GameProfile.java

@@ -25,8 +25,9 @@ import com.google.gson.JsonParseException;
 import com.google.gson.JsonSerializationContext;
 import com.google.gson.JsonSerializer;
 import java.lang.reflect.Type;
+import java.util.Objects;
 import java.util.UUID;
-import org.jackhuang.hellominecraft.utils.StrUtils;
+import org.jackhuang.hellominecraft.util.StrUtils;
 
 public class GameProfile {
 
@@ -46,9 +47,16 @@ public class GameProfile {
         return id != null && StrUtils.isNotBlank(name);
     }
 
+    @Override
+    public int hashCode() {
+        int hash = 7;
+        hash = 29 * hash + Objects.hashCode(this.id);
+        hash = 29 * hash + Objects.hashCode(this.name);
+        return hash;
+    }
+
     @Override
     public boolean equals(Object o) {
-        System.out.println("hello?");
         if (this == o)
             return true;
         if (o == null || getClass() != o.getClass())
@@ -65,6 +73,8 @@ public class GameProfile {
 
         @Override
         public GameProfile deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
+            if (!(json instanceof JsonObject))
+                throw new JsonParseException("The json element is not a JsonObject.");
             JsonObject object = (JsonObject) json;
             UUID id = object.has("id") ? (UUID) context.deserialize(object.get("id"), UUID.class) : null;
             String name = object.has("name") ? object.getAsJsonPrimitive("name").getAsString() : null;

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/PropertyMap.java

@@ -31,10 +31,12 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 
 public class PropertyMap extends HashMap<String, Property> {
 
+    private static final long serialVersionUID = 362498820763181265L;
+
     public List<Map<String, String>> list() {
         List<Map<String, String>> properties = new ArrayList<>();
         for (Property profileProperty : values()) {
@@ -51,6 +53,7 @@ public class PropertyMap extends HashMap<String, Property> {
             for (Map<String, String> propertyMap : list) {
                 String name = propertyMap.get("name");
                 String value = propertyMap.get("value");
+                put(name, new Property(name, value));
             }
         } catch (Throwable t) {
             HMCLog.warn("Failed to deserialize properties", t);
@@ -76,6 +79,7 @@ public class PropertyMap extends HashMap<String, Property> {
                         JsonObject object = (JsonObject) element;
                         String name = object.getAsJsonPrimitive("name").getAsString();
                         String value = object.getAsJsonPrimitive("value").getAsString();
+                        result.put(name, new Property(name, value));
                     }
 
             return result;
@@ -101,10 +105,10 @@ public class PropertyMap extends HashMap<String, Property> {
         @Override
         public JsonElement serialize(PropertyMap src, Type typeOfSrc, JsonSerializationContext context) {
             JsonObject result = new JsonObject();
-            for (String key : src.keySet()) {
+            for (PropertyMap.Entry<String, Property> entry : src.entrySet()) {
                 JsonArray values = new JsonArray();
-                values.add(new JsonPrimitive(src.get(key).value));
-                result.add(key, values);
+                values.add(new JsonPrimitive(entry.getValue().value));
+                result.add(entry.getKey(), values);
             }
             return result;
         }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/RefreshRequest.java

@@ -19,13 +19,46 @@ package org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil;
 
 public class RefreshRequest {
 
-    public String clientToken;
-    public String accessToken;
-    public GameProfile selectedProfile;
-    public boolean requestUser = true;
+    private String clientToken;
+    private String accessToken;
+    private GameProfile selectedProfile;
+    private boolean requestUser = true;
 
     public RefreshRequest(String accessToken, String clientToken) {
         this.clientToken = clientToken;
         this.accessToken = accessToken;
     }
+
+    public String getClientToken() {
+        return clientToken;
+    }
+
+    public void setClientToken(String clientToken) {
+        this.clientToken = clientToken;
+    }
+
+    public String getAccessToken() {
+        return accessToken;
+    }
+
+    public void setAccessToken(String accessToken) {
+        this.accessToken = accessToken;
+    }
+
+    public GameProfile getSelectedProfile() {
+        return selectedProfile;
+    }
+
+    public void setSelectedProfile(GameProfile selectedProfile) {
+        this.selectedProfile = selectedProfile;
+    }
+
+    public boolean isRequestUser() {
+        return requestUser;
+    }
+
+    public void setRequestUser(boolean requestUser) {
+        this.requestUser = requestUser;
+    }
+
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/Response.java

@@ -17,14 +17,24 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil;
 
+import com.google.gson.annotations.SerializedName;
+
 public class Response {
 
-    public String accessToken, clientToken;
+    @SerializedName("accessToken")
+    public String accessToken;
+    @SerializedName("clientToken")
+    public String clientToken;
+    @SerializedName("selectedProfile")
     public GameProfile selectedProfile;
+    @SerializedName("availableProfiles")
     public GameProfile[] availableProfiles;
+    @SerializedName("user")
     public User user;
-
+    @SerializedName("error")
     public String error;
+    @SerializedName("errorMessage")
     public String errorMessage;
+    @SerializedName("cause")
     public String cause;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/User.java

@@ -19,6 +19,31 @@ package org.jackhuang.hellominecraft.launcher.core.auth.yggdrasil;
 
 public class User {
 
-    public String id;
-    public PropertyMap properties;
+    private String id;
+    private PropertyMap properties;
+
+    public User() {
+    }
+
+    public User(String id, PropertyMap properties) {
+        this.id = id;
+        this.properties = properties;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public PropertyMap getProperties() {
+        return properties;
+    }
+
+    public void setProperties(PropertyMap properties) {
+        this.properties = properties;
+    }
+
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/auth/yggdrasil/YggdrasilAuthentication.java

@@ -28,10 +28,10 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
-import org.jackhuang.hellominecraft.utils.NetUtils;
-import org.jackhuang.hellominecraft.utils.StrUtils;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.NetUtils;
+import org.jackhuang.hellominecraft.util.StrUtils;
 
 public class YggdrasilAuthentication {
 
@@ -67,7 +67,7 @@ public class YggdrasilAuthentication {
     }
 
     // <editor-fold defaultstate="collapsed" desc="Get/Set">
-    public void setUsername(String username) {
+    public void setUserName(String username) {
         if ((isLoggedIn()) && (canPlayOnline()))
             throw new IllegalStateException("Cannot change username while logged in & online");
 
@@ -96,7 +96,10 @@ public class YggdrasilAuthentication {
     }
 
     public GameProfile[] getAvailableProfiles() {
-        return profiles;
+        if (profiles == null)
+            return null;
+        else
+            return profiles.clone();
     }
 
     public String getAuthenticatedToken() {
@@ -140,6 +143,9 @@ public class YggdrasilAuthentication {
             String jsonResult = input == null ? NetUtils.get(url) : NetUtils.post(url, GSON.toJson(input), "application/json", proxy);
             Response response = (Response) GSON.fromJson(jsonResult, Response.class);
 
+            if (response == null)
+                throw new AuthenticationException("No valid response here");
+
             if (StrUtils.isNotBlank(response.error)) {
                 HMCLog.err("Failed to log in, the auth server returned an error: " + response.error + ", message: " + response.errorMessage + ", cause: " + response.cause);
                 if (response.errorMessage.contains("Invalid token"))
@@ -151,7 +157,7 @@ public class YggdrasilAuthentication {
                 throw new AuthenticationException(C.i18n("login.changed_client_token"));
 
             User user = response.user;
-            userid = user != null && user.id != null ? user.id : username;
+            userid = user != null && user.getId() != null ? user.getId() : username;
 
             isOnline = true;
             profiles = response.availableProfiles;
@@ -159,8 +165,8 @@ public class YggdrasilAuthentication {
             userProperties.clear();
             this.accessToken = response.accessToken;
 
-            if (user != null && user.properties != null)
-                userProperties.putAll(user.properties);
+            if (user != null && user.getProperties() != null)
+                userProperties.putAll(user.getProperties());
         } catch (IOException | IllegalStateException | JsonParseException e) {
             throw new AuthenticationException(C.i18n("login.failed.connect_authentication_server"), e);
         }
@@ -182,7 +188,7 @@ public class YggdrasilAuthentication {
     public void loadFromStorage(Map<String, Object> credentials) {
         logOut();
 
-        setUsername((String) credentials.get(STORAGE_KEY_USER_NAME));
+        setUserName((String) credentials.get(STORAGE_KEY_USER_NAME));
 
         if (credentials.containsKey(STORAGE_KEY_USER_ID))
             userid = (String) credentials.get(STORAGE_KEY_USER_ID);

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/BMCLAPIDownloadProvider.java

@@ -17,7 +17,7 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.download;
 
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
 
 /**
  *
@@ -27,17 +27,17 @@ public class BMCLAPIDownloadProvider extends IDownloadProvider {
 
     @Override
     public InstallerVersionList getForgeInstaller() {
-        return org.jackhuang.hellominecraft.launcher.core.installers.forge.MinecraftForgeVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.core.install.forge.MinecraftForgeVersionList.getInstance();
     }
 
     @Override
     public InstallerVersionList getLiteLoaderInstaller() {
-        return org.jackhuang.hellominecraft.launcher.core.installers.liteloader.LiteLoaderVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.core.install.liteloader.LiteLoaderVersionList.getInstance();
     }
 
     @Override
     public InstallerVersionList getOptiFineInstaller() {
-        return org.jackhuang.hellominecraft.launcher.core.installers.optifine.bmcl.OptiFineBMCLVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.core.install.optifine.bmcl.OptiFineBMCLVersionList.getInstance();
     }
 
     @Override
@@ -57,7 +57,7 @@ public class BMCLAPIDownloadProvider extends IDownloadProvider {
 
     @Override
     public String getVersionsListDownloadURL() {
-        return "http://bmclapi2.bangbang93.com/versions/versions.json";
+        return "http://bmclapi2.bangbang93.com/mc/game/version_manifest.json";
     }
 
     @Override
@@ -66,13 +66,17 @@ public class BMCLAPIDownloadProvider extends IDownloadProvider {
     }
 
     @Override
-    public String getParsedLibraryDownloadURL(String str) {
-        return str == null ? null : str.replace("http://files.minecraftforge.net/maven", "http://bmclapi2.bangbang93.com/maven");
+    public String getParsedDownloadURL(String str) {
+        return str == null ? null
+               : str.replace("https://launchermeta.mojang.com", "http://bmclapi2.bangbang93.com")
+            .replace("https://launcher.mojang.com", "http://bmclapi2.bangbang93.com")
+            .replace("https://libraries.minecraft.net", "http://bmclapi2.bangbang93.com/libraries")
+            .replace("http://files.minecraftforge.net/maven", "http://bmclapi2.bangbang93.com/maven");
     }
 
     @Override
     public boolean isAllowedToUseSelfURL() {
-        return false;
+        return true;
     }
 
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/CurseDownloadProvider.java

@@ -24,8 +24,8 @@ package org.jackhuang.hellominecraft.launcher.core.download;
 public class CurseDownloadProvider extends MojangDownloadProvider {
 
     @Override
-    public String getParsedLibraryDownloadURL(String str) {
-        return str == null ? null : str.replace("http://files.minecraftforge.net/maven", "http://ftb.cursecdn.com/FTB2/maven/");
+    public String getParsedDownloadURL(String str) {
+        return str == null ? null : str.replace("http://files.minecraftforge.net/maven", "http://ftb.cursecdn.com/FTB2/maven");
     }
 
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/DownloadLibraryJob.java

@@ -18,7 +18,8 @@
 package org.jackhuang.hellominecraft.launcher.core.download;
 
 import java.io.File;
-import org.jackhuang.hellominecraft.utils.system.IOUtils;
+import org.jackhuang.hellominecraft.launcher.core.version.IMinecraftLibrary;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
 
 /**
  *
@@ -26,12 +27,13 @@ import org.jackhuang.hellominecraft.utils.system.IOUtils;
  */
 public class DownloadLibraryJob {
 
-    public String url, name;
+    public IMinecraftLibrary lib;
+    public String url;
     public File path;
 
-    public DownloadLibraryJob(String n, String u, File p) {
+    public DownloadLibraryJob(IMinecraftLibrary n, String u, File p) {
         url = u;
-        name = n;
+        lib = n;
         path = IOUtils.tryGetCanonicalFile(p);
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/DownloadType.java

@@ -17,7 +17,8 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.download;
 
-import org.jackhuang.hellominecraft.utils.C;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.tasks.TaskWindow;
 
 /**
  *
@@ -25,9 +26,9 @@ import org.jackhuang.hellominecraft.utils.C;
  */
 public enum DownloadType {
 
-    Mojang(C.i18n("download.mojang"), new MojangDownloadProvider()),
-    BMCL(C.i18n("download.BMCL"), new BMCLAPIDownloadProvider()),
-    RapidData(C.i18n("download.rapid_data"), new RapidDataDownloadProvider()),
+    Mojang("download.mojang", new MojangDownloadProvider()),
+    BMCL("download.BMCL", new BMCLAPIDownloadProvider()),
+    //RapidData("download.rapid_data", new RapidDataDownloadProvider()),
     Curse("Curse CDN", new CurseDownloadProvider());
 
     private final String name;
@@ -43,7 +44,7 @@ public enum DownloadType {
     }
 
     public String getName() {
-        return name;
+        return C.i18n(name);
     }
 
     private static DownloadType suggestedDownloadType = Mojang;
@@ -55,6 +56,7 @@ public enum DownloadType {
     public static void setSuggestedDownloadType(DownloadType suggestedDownloadType) {
         if (suggestedDownloadType == null)
             throw new IllegalArgumentException("download type should not be null.");
+        TaskWindow.downloadSource = suggestedDownloadType.getName();
         DownloadType.suggestedDownloadType = suggestedDownloadType;
     }
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/IDownloadProvider.java

@@ -17,8 +17,8 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.download;
 
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerType;
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerType;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
 
 /**
  *
@@ -32,7 +32,7 @@ public abstract class IDownloadProvider {
             return getForgeInstaller();
         case LiteLoader:
             return getLiteLoaderInstaller();
-        case Optifine:
+        case OptiFine:
             return getOptiFineInstaller();
         default:
             return null;
@@ -55,7 +55,15 @@ public abstract class IDownloadProvider {
 
     public abstract String getAssetsDownloadURL();
 
-    public abstract String getParsedLibraryDownloadURL(String str);
+    /**
+     * For example, minecraft.json/assetIndex/url or
+     * minecraft.json/downloads/client/url
+     *
+     * @param str baseURL
+     *
+     * @return parsedURL
+     */
+    public abstract String getParsedDownloadURL(String str);
 
     public abstract boolean isAllowedToUseSelfURL();
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/MinecraftDownloadService.java

@@ -0,0 +1,163 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.download;
+
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftDownloadService;
+import com.google.gson.JsonSyntaxException;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.launcher.core.GameException;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.launcher.core.version.GameDownloadInfo;
+import org.jackhuang.hellominecraft.launcher.core.version.IMinecraftLibrary;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.tasks.download.FileDownloadTask;
+import org.jackhuang.hellominecraft.util.func.Function;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftDownloadService extends IMinecraftDownloadService {
+
+    public MinecraftDownloadService(IMinecraftService service) {
+        super(service);
+    }
+
+    @Override
+    public List<DownloadLibraryJob> getDownloadLibraries(MinecraftVersion mv) throws GameException {
+        ArrayList<DownloadLibraryJob> downloadLibraries = new ArrayList<>();
+        if (mv == null)
+            return downloadLibraries;
+        MinecraftVersion v = mv.resolve(service.version());
+        for (IMinecraftLibrary l : v.getLibraries())
+            if (l != null && l.allow() && l.getDownloadInfo() != null) {
+                File ff = l.getFilePath(service.baseDirectory());
+                if (!ff.exists()) {
+                    String libURL = l.getDownloadInfo().getUrl(service.getDownloadType());
+                    if (libURL != null)
+                        downloadLibraries.add(new DownloadLibraryJob(l, libURL, ff));
+                }
+            }
+        return downloadLibraries;
+    }
+
+    @Override
+    public Task downloadMinecraft(String id) {
+        return new TaskInfo("Download Minecraft") {
+            @Override
+            public Collection<Task> getDependTasks() {
+                return Arrays.asList(downloadMinecraftVersionJson(id));
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                File vpath = new File(service.baseDirectory(), "versions/" + id);
+                if (!areDependTasksSucceeded) {
+                    FileUtils.deleteDirectory(vpath);
+                    throw new RuntimeException("Cannot continue because of download failing.");
+                }
+                File mvj = new File(vpath, id + ".jar");
+                if (mvj.exists() && !mvj.delete())
+                    HMCLog.warn("Failed to delete " + mvj);
+                try {
+                    MinecraftVersion mv = C.GSON.fromJson(FileUtils.readQuietly(new File(vpath, id + ".json")), MinecraftVersion.class);
+                    if (mv == null)
+                        throw new JsonSyntaxException("incorrect version");
+
+                    afters.add(downloadMinecraftJar(mv, mvj));
+                } catch (JsonSyntaxException ex) {
+                    HMCLog.err("Failed to parse minecraft version json.", ex);
+                    FileUtils.deleteDirectory(vpath);
+                }
+            }
+
+            Collection<Task> afters = new HashSet<>();
+
+            @Override
+            public Collection<Task> getAfterTasks() {
+                return afters;
+            }
+        };
+    }
+
+    private static class DownloadTypeSwitcher implements Function<Integer, String> {
+
+        String suffix;
+
+        public DownloadTypeSwitcher(String suffix) {
+            this.suffix = suffix;
+        }
+
+        @Override
+        public String apply(Integer t) {
+            return DownloadType.values()[t / 2].getProvider().getVersionsDownloadURL() + suffix;
+        }
+
+    }
+
+    @Override
+    public Task downloadMinecraftJar(MinecraftVersion mv, File mvj) {
+        GameDownloadInfo i = mv.getClientDownloadInfo();
+        return new FileDownloadTask(i.getUrl(service.getDownloadType()), mvj, i.sha1)
+            .setFailedCallbackReturnsNewURL(new DownloadTypeSwitcher(mv.id + "/" + mv.id + ".jar")).setTag(mv.id + ".jar");
+    }
+
+    @Override
+    public Task downloadMinecraftVersionJson(String id) {
+        return new TaskInfo("Download Minecraft Json") {
+            @Override
+            public void executeTask() throws Throwable {
+                List<MinecraftRemoteVersion> versions = MinecraftRemoteVersions.getRemoteVersions(service.getDownloadType()).justDo();
+                MinecraftRemoteVersion currentVersion = null;
+                for (MinecraftRemoteVersion v : versions)
+                    if (id.equals(v.id)) {
+                        currentVersion = v;
+                        break;
+                    }
+                if (currentVersion == null)
+                    throw new RuntimeException("Cannot find version: " + id + " in remote repository.");
+                String jsonURL = currentVersion.getUrl(service.getDownloadType());
+                File vpath = new File(service.baseDirectory(), "versions/" + id);
+                File mvt = new File(vpath, id + ".json");
+                if (!vpath.exists() && !vpath.mkdirs())
+                    HMCLog.warn("Failed to make directories: " + vpath);
+                if (mvt.exists() && !mvt.delete())
+                    HMCLog.warn("Failed to delete " + mvt);
+
+                afters.add(new FileDownloadTask(jsonURL, mvt).setTag(id + ".json"));
+            }
+
+            Collection<Task> afters = new HashSet<>();
+
+            @Override
+            public Collection<Task> getAfterTasks() {
+                return afters;
+            }
+        };
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/MinecraftRemoteLatestVersion.java

@@ -1,5 +1,5 @@
 /*
- * Hello Minecraft! Launcher.
+ * Hello Minecraft!.
  * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
  *
  * This program is free software: you can redistribute it and/or modify
@@ -15,7 +15,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.utils.version;
+package org.jackhuang.hellominecraft.launcher.core.download;
 
 /**
  *

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/MinecraftRemoteVersion.java

@@ -1,5 +1,5 @@
 /*
- * Hello Minecraft! Launcher.
+ * Hello Minecraft!.
  * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
  *
  * This program is free software: you can redistribute it and/or modify
@@ -15,7 +15,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.utils.version;
+package org.jackhuang.hellominecraft.launcher.core.download;
 
 /**
  *
@@ -24,4 +24,11 @@ package org.jackhuang.hellominecraft.utils.version;
 public class MinecraftRemoteVersion {
 
     public String id, time, releaseTime, type;
+    private String url;
+
+    public String getUrl(DownloadType type) {
+        if (url == null)
+            return type.getProvider().getVersionsDownloadURL() + id + "/" + id + ".json";
+        return type.getProvider().getParsedDownloadURL(url);
+    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/MinecraftRemoteVersions.java

@@ -0,0 +1,77 @@
+/*
+ * Hello Minecraft!.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.download;
+
+import com.google.gson.annotations.SerializedName;
+import java.util.ArrayList;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.NetUtils;
+import org.jackhuang.hellominecraft.util.OverridableSwingWorker;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftRemoteVersions {
+
+    @SerializedName("versions")
+    public ArrayList<MinecraftRemoteVersion> versions;
+    @SerializedName("latest")
+    public MinecraftRemoteLatestVersion latest;
+
+    private static volatile MinecraftRemoteVersions INSTANCE = null;
+    private static final Object INSTANCE_LOCK = new Object();
+
+    public static RemoteVersionsTask getRemoteVersions(DownloadType type) {
+        return new RemoteVersionsTask(type) {
+            @Override
+            public void work() throws Exception {
+                synchronized (INSTANCE_LOCK) {
+                    if (INSTANCE != null)
+                        send(INSTANCE.versions.toArray(new MinecraftRemoteVersion[INSTANCE.versions.size()]));
+                    else
+                        super.work();
+                }
+            }
+        };
+    }
+
+    public static RemoteVersionsTask refreshRomoteVersions(DownloadType type) {
+        return new RemoteVersionsTask(type);
+    }
+
+    public static class RemoteVersionsTask extends OverridableSwingWorker<MinecraftRemoteVersion> {
+
+        DownloadType type;
+
+        public RemoteVersionsTask(DownloadType type) {
+            this.type = type;
+        }
+
+        @Override
+        public void work() throws Exception {
+            MinecraftRemoteVersions r = C.GSON.fromJson(NetUtils.get(type.getProvider().getVersionsListDownloadURL()), MinecraftRemoteVersions.class);
+            if (r != null && r.versions != null) {
+                INSTANCE = r;
+                send(r.versions.toArray(new MinecraftRemoteVersion[r.versions.size()]));
+            }
+        }
+
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/MojangDownloadProvider.java

@@ -17,7 +17,9 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.download;
 
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerVersionList;
+import java.util.Locale;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
+import org.jackhuang.hellominecraft.util.lang.SupportedLocales;
 
 /**
  *
@@ -27,17 +29,17 @@ public class MojangDownloadProvider extends IDownloadProvider {
 
     @Override
     public InstallerVersionList getForgeInstaller() {
-        return org.jackhuang.hellominecraft.launcher.core.installers.forge.MinecraftForgeVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.core.install.forge.MinecraftForgeVersionList.getInstance();
     }
 
     @Override
     public InstallerVersionList getLiteLoaderInstaller() {
-        return org.jackhuang.hellominecraft.launcher.core.installers.liteloader.LiteLoaderVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.core.install.liteloader.LiteLoaderVersionList.getInstance();
     }
 
     @Override
     public InstallerVersionList getOptiFineInstaller() {
-        return org.jackhuang.hellominecraft.launcher.core.installers.optifine.vanilla.OptiFineVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.core.install.optifine.vanilla.OptiFineVersionList.getInstance();
     }
 
     @Override
@@ -57,12 +59,12 @@ public class MojangDownloadProvider extends IDownloadProvider {
 
     @Override
     public String getVersionsListDownloadURL() {
-        return "http://s3.amazonaws.com/Minecraft.Download/versions/versions.json";
+        return "https://launchermeta.mojang.com/mc/game/version_manifest.json";
     }
 
     @Override
     public String getAssetsDownloadURL() {
-        return "http://resources.download.minecraft.net/";
+        return "https://resources.download.minecraft.net/";
     }
 
     @Override
@@ -71,8 +73,17 @@ public class MojangDownloadProvider extends IDownloadProvider {
     }
 
     @Override
-    public String getParsedLibraryDownloadURL(String str) {
-        return str;
+    public String getParsedDownloadURL(String str) {
+        if (str == null)
+            return null;
+        else if (str.contains("scala-swing") || str.contains("scala-xml") || str.contains("scala-parser-combinators"))
+            return str.replace("http://files.minecraftforge.net/maven", "http://ftb.cursecdn.com/FTB2/maven/");
+        else if (str.contains("typesafe") || str.contains("scala"))
+            if (SupportedLocales.NOW_LOCALE.self == Locale.CHINA)
+                return str.replace("http://files.minecraftforge.net/maven", "http://maven.oschina.net/content/groups/public");
+            else
+                return str.replace("http://files.minecraftforge.net/maven", "http://repo1.maven.org/maven2");
+        else
+            return str;
     }
-
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/download/RapidDataDownloadProvider.java

@@ -49,7 +49,7 @@ public class RapidDataDownloadProvider extends MojangDownloadProvider {
     }
 
     @Override
-    public String getParsedLibraryDownloadURL(String str) {
+    public String getParsedDownloadURL(String str) {
         return str == null ? null : str.replace("http://files.minecraftforge.net/maven", "http://mirrors.rapiddata.org/forge/maven");
     }
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/InstallProfile.java

@@ -15,11 +15,11 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers;
+package org.jackhuang.hellominecraft.launcher.core.install;
 
 import com.google.gson.annotations.SerializedName;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
-import org.jackhuang.hellominecraft.launcher.core.installers.forge.Install;
+import org.jackhuang.hellominecraft.launcher.core.install.forge.Install;
 
 /**
  *

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/InstallerType.java

@@ -15,14 +15,14 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers;
+package org.jackhuang.hellominecraft.launcher.core.install;
 
 /**
  *
  * @author huangyuhui
  */
 public enum InstallerType {
-    Forge("forge"), Optifine("optifine"), LiteLoader("liteloader");
+    Forge("forge"), OptiFine("optifine"), LiteLoader("liteloader");
 
     public final String id;
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/InstallerVersionList.java

@@ -15,18 +15,20 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers;
+package org.jackhuang.hellominecraft.launcher.core.install;
 
+import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
-import org.jackhuang.hellominecraft.utils.functions.Consumer;
+import java.util.Objects;
+import org.jackhuang.hellominecraft.util.tasks.Task;
 
 /**
  *
  * @author huangyuhui
  */
-public abstract class InstallerVersionList implements Consumer<String[]> {
+public abstract class InstallerVersionList {
 
     /**
      * Refresh installer versions list from the downloaded content.
@@ -35,7 +37,7 @@ public abstract class InstallerVersionList implements Consumer<String[]> {
      *
      * @throws java.lang.Exception including network exceptions, IO exceptions.
      */
-    public abstract void refreshList(String[] versions) throws Exception;
+    public abstract Task refresh(String[] versions);
 
     /**
      * Installer name.
@@ -84,9 +86,29 @@ public abstract class InstallerVersionList implements Consumer<String[]> {
         public int compareTo(InstallerVersion o) {
             return selfVersion.compareTo(o.selfVersion);
         }
+
+        @Override
+        public int hashCode() {
+            return selfVersion.hashCode();
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj)
+                return true;
+            if (obj == null)
+                return false;
+            if (getClass() != obj.getClass())
+                return false;
+            final InstallerVersion other = (InstallerVersion) obj;
+            return Objects.equals(this.selfVersion, other.selfVersion);
+        }
+
     }
 
-    public static class InstallerVersionComparator implements Comparator<InstallerVersion> {
+    public static class InstallerVersionComparator implements Comparator<InstallerVersion>, Serializable {
+
+        private static final long serialVersionUID = 3276198781795213723L;
 
         public static final InstallerVersionComparator INSTANCE = new InstallerVersionComparator();
 
@@ -95,13 +117,4 @@ public abstract class InstallerVersionList implements Consumer<String[]> {
             return o2.compareTo(o1);
         }
     }
-
-    @Override
-    public void accept(String[] v) {
-        try {
-            refreshList(v);
-        } catch (Exception ex) {
-            throw new RuntimeException(ex);
-        }
-    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/InstallerVersionNewerComparator.java

@@ -15,19 +15,22 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers;
+package org.jackhuang.hellominecraft.launcher.core.install;
 
+import java.io.Serializable;
 import java.util.Comparator;
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerVersionList.InstallerVersion;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList.InstallerVersion;
 
 /**
  *
  * @author huangyuhui
  */
-public class InstallerVersionNewerComparator implements Comparator<InstallerVersion> {
+public class InstallerVersionNewerComparator implements Comparator<InstallerVersion>, Serializable {
+
+    private static final long serialVersionUID = 14758562453742645L;
 
     @Override
     public int compare(InstallerVersion o1, InstallerVersion o2) {
-        return -o1.compareTo(o2);
+        return o2.compareTo(o1);
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/MinecraftInstallerService.java

@@ -0,0 +1,87 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install;
+
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftInstallerService;
+import java.io.File;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList.InstallerVersion;
+import org.jackhuang.hellominecraft.launcher.core.install.forge.ForgeInstaller;
+import org.jackhuang.hellominecraft.launcher.core.install.liteloader.LiteLoaderInstaller;
+import org.jackhuang.hellominecraft.launcher.core.install.liteloader.LiteLoaderVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.optifine.OptiFineInstaller;
+import org.jackhuang.hellominecraft.launcher.core.install.optifine.vanilla.OptiFineDownloadFormatter;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.download.FileDownloadTask;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.tasks.DeleteFileTask;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public final class MinecraftInstallerService extends IMinecraftInstallerService {
+
+    public MinecraftInstallerService(IMinecraftService service) {
+        super(service);
+    }
+
+    @Override
+    public Task download(String installId, InstallerVersion v, InstallerType type) {
+        switch (type) {
+        case Forge:
+            return downloadForge(installId, v);
+        case OptiFine:
+            return downloadOptiFine(installId, v);
+        case LiteLoader:
+            return downloadLiteLoader(installId, v);
+        default:
+            return null;
+        }
+    }
+
+    @Override
+    public Task downloadForge(String installId, InstallerVersion v) {
+        File filepath = IOUtils.tryGetCanonicalFile("forge-installer.jar");
+        if (v.installer == null)
+            return null;
+        else
+            return new FileDownloadTask(service.getDownloadType().getProvider().getParsedDownloadURL(v.installer), filepath).setTag("forge")
+                .after(new ForgeInstaller(service, filepath))
+                .after(new DeleteFileTask(filepath));
+    }
+
+    @Override
+    public Task downloadOptiFine(String installId, InstallerVersion v) {
+        File filepath = IOUtils.tryGetCanonicalFile("optifine-installer.jar");
+        if (v.installer == null)
+            return null;
+        OptiFineDownloadFormatter task = new OptiFineDownloadFormatter(v.installer);
+        return task.after(new FileDownloadTask(filepath).registerPreviousResult(task).setTag("optifine"))
+            .after(new OptiFineInstaller(service, installId, v, filepath))
+            .after(new DeleteFileTask(filepath));
+    }
+
+    @Override
+    public Task downloadLiteLoader(String installId, InstallerVersion v) {
+        File filepath = IOUtils.tryGetCanonicalFile("liteloader-universal.jar");
+        FileDownloadTask task = (FileDownloadTask) new FileDownloadTask(v.universal, filepath).setTag("LiteLoader");
+        return task.after(new LiteLoaderInstaller(service, installId, (LiteLoaderVersionList.LiteLoaderInstallerVersion) v).registerPreviousResult(task))
+            .after(new DeleteFileTask(filepath));
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/PackMinecraftInstaller.java

@@ -15,14 +15,14 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers;
+package org.jackhuang.hellominecraft.launcher.core.install;
 
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
-import org.jackhuang.hellominecraft.utils.system.Compressor;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
-import org.jackhuang.hellominecraft.utils.system.IOUtils;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.system.Compressor;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
 
 /**
  *
@@ -39,8 +39,9 @@ public class PackMinecraftInstaller {
     }
 
     public void install() throws IOException {
-        File file = new File(IOUtils.currentDir(), "HMCL-MERGE-TEMP");
-        file.mkdirs();
+        File file = new File("HMCL-MERGE-TEMP");
+        if (!file.exists() && !file.mkdirs())
+            HMCLog.warn("Failed to make directories: " + file);
         for (String src1 : src)
             Compressor.unzip(new File(src1), file);
         Compressor.zip(file.getAbsolutePath(), dest.getAbsolutePath());

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/ForgeInstaller.java

@@ -0,0 +1,96 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.forge;
+
+import org.jackhuang.hellominecraft.launcher.core.install.InstallProfile;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.NetUtils;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
+import org.jackhuang.hellominecraft.util.MessageBox;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class ForgeInstaller extends Task {
+
+    public File gameDir;
+    public File forgeInstaller;
+    public IMinecraftService mp;
+
+    public ForgeInstaller(IMinecraftService mp, File forgeInstaller) {
+        this.gameDir = mp.baseDirectory();
+        this.forgeInstaller = forgeInstaller;
+        this.mp = mp;
+    }
+
+    @Override
+    public void executeTask() throws Exception {
+        HMCLog.log("Extracting install profiles...");
+
+        try (ZipFile zipFile = new ZipFile(forgeInstaller)) {
+            ZipEntry entry = zipFile.getEntry("install_profile.json");
+            String content = NetUtils.getStreamContent(zipFile.getInputStream(entry));
+            InstallProfile profile = C.GSON.fromJson(content, InstallProfile.class);
+            File from = new File(gameDir, "versions" + File.separator + profile.install.getMinecraft());
+            if (!from.exists())
+                if (MessageBox.Show(C.i18n("install.no_version_if_intall")) == MessageBox.YES_OPTION) {
+                    if (!mp.version().install(profile.install.getMinecraft(), null))
+                        throw new IllegalStateException(C.i18n("install.no_version"));
+                } else
+                    throw new IllegalStateException(C.i18n("install.no_version"));
+            File to = new File(gameDir, "versions" + File.separator + profile.install.getTarget());
+            if (!to.exists() && !to.mkdirs())
+                HMCLog.warn("Failed to make new version folder " + to);
+            HMCLog.log("Copying jar..." + profile.install.getMinecraft() + ".jar to " + profile.install.getTarget() + ".jar");
+            FileUtils.copyFile(new File(from, profile.install.getMinecraft() + ".jar"),
+                               new File(to, profile.install.getTarget() + ".jar"));
+            HMCLog.log("Creating new version profile..." + profile.install.getTarget() + ".json");
+            FileUtils.write(new File(to, profile.install.getTarget() + ".json"), C.GSON.toJson(profile.versionInfo));
+            HMCLog.log("Extracting universal forge pack..." + profile.install.getFilePath());
+            entry = zipFile.getEntry(profile.install.getFilePath());
+            InputStream is = zipFile.getInputStream(entry);
+            MinecraftLibrary forge = new MinecraftLibrary(profile.install.getPath());
+            File file = new File(gameDir, "libraries/" + forge.getDownloadInfo().path);
+            if (file.getParentFile().mkdirs())
+                HMCLog.warn("Failed to make library directory " + file.getParent());
+            try (FileOutputStream fos = new FileOutputStream(file); BufferedOutputStream bos = new BufferedOutputStream(fos)) {
+                int c;
+                while ((c = is.read()) != -1)
+                    bos.write((byte) c);
+            }
+            mp.version().refreshVersions();
+        }
+    }
+
+    @Override
+    public String getInfo() {
+        return C.i18n("install.forge.install");
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/ForgeOldInstaller.java

@@ -15,12 +15,12 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.forge;
+package org.jackhuang.hellominecraft.launcher.core.install.forge;
 
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
-import org.jackhuang.hellominecraft.launcher.core.installers.PackMinecraftInstaller;
+import org.jackhuang.hellominecraft.launcher.core.install.PackMinecraftInstaller;
 
 /**
  *

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/Install.java

@@ -0,0 +1,135 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.forge;
+
+import com.google.gson.annotations.SerializedName;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class Install {
+
+    @SerializedName("profileName")
+    private String profileName;
+    @SerializedName("target")
+    private String target;
+    @SerializedName("path")
+    private String path;
+    @SerializedName("version")
+    private String version;
+    @SerializedName("filePath")
+    private String filePath;
+    @SerializedName("welcome")
+    private String welcome;
+    @SerializedName("minecraft")
+    private String minecraft;
+    @SerializedName("mirrorList")
+    private String mirrorList;
+    @SerializedName("logo")
+    private String logo;
+
+    public Install() {
+    }
+
+    public Install(String profileName, String target, String path, String version, String filePath, String welcome, String minecraft, String mirrorList, String logo) {
+        this();
+        this.profileName = profileName;
+        this.target = target;
+        this.path = path;
+        this.version = version;
+        this.filePath = filePath;
+        this.welcome = welcome;
+        this.minecraft = minecraft;
+        this.mirrorList = mirrorList;
+        this.logo = logo;
+    }
+
+    public String getProfileName() {
+        return profileName;
+    }
+
+    public void setProfileName(String profileName) {
+        this.profileName = profileName;
+    }
+
+    public String getTarget() {
+        return target;
+    }
+
+    public void setTarget(String target) {
+        this.target = target;
+    }
+
+    public String getPath() {
+        return path;
+    }
+
+    public void setPath(String path) {
+        this.path = path;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public String getFilePath() {
+        return filePath;
+    }
+
+    public void setFilePath(String filePath) {
+        this.filePath = filePath;
+    }
+
+    public String getWelcome() {
+        return welcome;
+    }
+
+    public void setWelcome(String welcome) {
+        this.welcome = welcome;
+    }
+
+    public String getMinecraft() {
+        return minecraft;
+    }
+
+    public void setMinecraft(String minecraft) {
+        this.minecraft = minecraft;
+    }
+
+    public String getMirrorList() {
+        return mirrorList;
+    }
+
+    public void setMirrorList(String mirrorList) {
+        this.mirrorList = mirrorList;
+    }
+
+    public String getLogo() {
+        return logo;
+    }
+
+    public void setLogo(String logo) {
+        this.logo = logo;
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/MinecraftForgeVersion.java

@@ -0,0 +1,91 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.forge;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftForgeVersion {
+
+    public String branch, mcversion, jobver, version;
+    public int build;
+    public double modified;
+    public String[][] files;
+
+    public String getBranch() {
+        return branch;
+    }
+
+    public void setBranch(String branch) {
+        this.branch = branch;
+    }
+
+    public String getMCVersion() {
+        return mcversion;
+    }
+
+    public void setMCVersion(String mcversion) {
+        this.mcversion = mcversion;
+    }
+
+    public String getJobver() {
+        return jobver;
+    }
+
+    public void setJobver(String jobver) {
+        this.jobver = jobver;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public int getBuild() {
+        return build;
+    }
+
+    public void setBuild(int build) {
+        this.build = build;
+    }
+
+    public double getModified() {
+        return modified;
+    }
+
+    public void setModified(double modified) {
+        this.modified = modified;
+    }
+
+    public MinecraftForgeVersion() {
+    }
+
+    public MinecraftForgeVersion(String branch, String mcversion, String jobver, String version, int build, double modified) {
+        this.branch = branch;
+        this.mcversion = mcversion;
+        this.jobver = jobver;
+        this.version = version;
+        this.build = build;
+        this.modified = modified;
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/MinecraftForgeVersionList.java

@@ -0,0 +1,136 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.forge;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionNewerComparator;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+import org.jackhuang.hellominecraft.util.tasks.download.HTTPGetTask;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftForgeVersionList extends InstallerVersionList {
+
+    private static volatile MinecraftForgeVersionList instance;
+
+    public static MinecraftForgeVersionList getInstance() {
+        if (instance == null)
+            instance = new MinecraftForgeVersionList();
+        return instance;
+    }
+
+    public MinecraftForgeVersionRoot root;
+    public Map<String, List<InstallerVersion>> versionMap;
+    public List<InstallerVersion> versions;
+
+    @Override
+    public Task refresh(String[] needed) {
+        if (root != null)
+            return null;
+        return new TaskInfo(C.i18n("install.forge.get_list")) {
+            HTTPGetTask task = new HTTPGetTask(DownloadType.getSuggestedDownloadType().getProvider().getParsedDownloadURL(C.URL_FORGE_LIST));
+
+            @Override
+            public Collection<Task> getDependTasks() {
+                return Arrays.asList(task);
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                if (!areDependTasksSucceeded)
+                    return;
+                String s = task.getResult();
+
+                root = C.GSON.fromJson(s, MinecraftForgeVersionRoot.class);
+
+                versionMap = new HashMap<>();
+                versions = new ArrayList<>();
+
+                for (Map.Entry<String, int[]> arr : root.mcversion.entrySet()) {
+                    String mcver = StrUtils.formatVersion(arr.getKey());
+                    ArrayList<InstallerVersion> al = new ArrayList<>();
+                    for (int num : arr.getValue()) {
+                        MinecraftForgeVersion v = root.number.get(num);
+                        InstallerVersion iv = new InstallerVersion(v.version, StrUtils.formatVersion(v.mcversion));
+                        for (String[] f : v.files) {
+
+                            String ver = v.mcversion + "-" + v.version;
+                            if (!StrUtils.isBlank(v.branch))
+                                ver = ver + "-" + v.branch;
+                            String filename = root.artifact + "-" + ver + "-" + f[1] + "." + f[0];
+                            String url = DownloadType.getSuggestedDownloadType().getProvider().getParsedDownloadURL(root.webpath + ver + "/" + filename);
+                            switch (f[1]) {
+                            case "installer":
+                                iv.installer = url;
+                                break;
+                            case "universal":
+                                iv.universal = url;
+                                break;
+                            case "changelog":
+                                iv.changelog = url;
+                                break;
+                            default:
+                                break;
+                            }
+                        }
+                        if (StrUtils.isBlank(iv.installer) || StrUtils.isBlank(iv.universal))
+                            continue;
+                        Collections.sort(al, new InstallerVersionNewerComparator());
+                        al.add(iv);
+                        versions.add(iv);
+                    }
+
+                    versionMap.put(StrUtils.formatVersion(mcver), al);
+                }
+
+                Collections.sort(versions, new InstallerVersionComparator());
+            }
+        };
+    }
+
+    @Override
+    public List<InstallerVersion> getVersionsImpl(String mcVersion) {
+        if (versions == null || versionMap == null)
+            return null;
+        if (StrUtils.isBlank(mcVersion))
+            return versions;
+        List c = versionMap.get(mcVersion);
+        if (c == null)
+            return versions;
+        Collections.sort(c, InstallerVersionComparator.INSTANCE);
+        return c;
+    }
+
+    @Override
+    public String getName() {
+        return "Forge - MinecraftForge Offical Site";
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/forge/MinecraftForgeVersionRoot.java

@@ -15,8 +15,9 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.forge;
+package org.jackhuang.hellominecraft.launcher.core.install.forge;
 
+import com.google.gson.annotations.SerializedName;
 import java.util.Map;
 
 /**
@@ -25,8 +26,22 @@ import java.util.Map;
  */
 public class MinecraftForgeVersionRoot {
 
-    public String artifact, webpath, adfly, homepage, name;
-    public Map<String, int[]> branches, mcversion;
+    @SerializedName("artifact")
+    public String artifact;
+    @SerializedName("webpath")
+    public String webpath;
+    @SerializedName("adfly")
+    public String adfly;
+    @SerializedName("homepage")
+    public String homepage;
+    @SerializedName("name")
+    public String name;
+    @SerializedName("branches")
+    public Map<String, int[]> branches;
+    @SerializedName("mcversion")
+    public Map<String, int[]> mcversion;
+    @SerializedName("promos")
     public Map<String, Integer> promos;
+    @SerializedName("number")
     public Map<Integer, MinecraftForgeVersion> number;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderInstaller.java

@@ -15,18 +15,18 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.liteloader;
+package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
 
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Arrays;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
-import org.jackhuang.hellominecraft.utils.tasks.Task;
-import org.jackhuang.hellominecraft.utils.tasks.communication.PreviousResult;
-import org.jackhuang.hellominecraft.utils.tasks.communication.PreviousResultRegistrar;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.communication.PreviousResult;
+import org.jackhuang.hellominecraft.util.tasks.communication.PreviousResultRegistrar;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
 
@@ -75,10 +75,13 @@ public class LiteLoaderInstaller extends Task implements PreviousResultRegistrar
         mv.mainClass = "net.minecraft.launchwrapper.Launch";
         mv.minecraftArguments += " --tweakClass " + version.tweakClass;
         File folder = new File(service.baseDirectory(), "versions/" + mv.id);
-        folder.mkdirs();
+        if (!folder.exists() && folder.mkdirs())
+            HMCLog.warn("Failed to create new liteloader version " + folder);
         File json = new File(folder, mv.id + ".json");
         HMCLog.log("Creating new version profile..." + mv.id + ".json");
-        FileUtils.write(json, C.gsonPrettyPrinting.toJson(mv));
+        FileUtils.write(json, C.GSON.toJson(mv));
+
+        service.version().refreshVersions();
     }
 
     @Override

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderMCVersions.java

@@ -15,8 +15,9 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.liteloader;
+package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
 
+import com.google.gson.annotations.SerializedName;
 import java.util.Map;
 
 /**
@@ -25,5 +26,6 @@ import java.util.Map;
  */
 public class LiteLoaderMCVersions {
 
+    @SerializedName("artefacts")
     public Map<String, Map<String, LiteLoaderVersion>> artefacts;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderVersion.java

@@ -15,8 +15,9 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.liteloader;
+package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
 
+import com.google.gson.annotations.SerializedName;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
 
 /**
@@ -25,6 +26,16 @@ import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
  */
 public class LiteLoaderVersion {
 
-    public String tweakClass, file, version, md5, timestamp;
+    @SerializedName("tweakClass")
+    public String tweakClass;
+    @SerializedName("file")
+    public String file;
+    @SerializedName("version")
+    public String version;
+    @SerializedName("md5")
+    public String md5;
+    @SerializedName("timestamp")
+    public String timestamp;
+    @SerializedName("libraries")
     public MinecraftLibrary[] libraries;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderVersionList.java

@@ -0,0 +1,133 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList.InstallerVersion;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionNewerComparator;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+import org.jackhuang.hellominecraft.util.tasks.download.HTTPGetTask;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class LiteLoaderVersionList extends InstallerVersionList {
+
+    private static volatile LiteLoaderVersionList instance = null;
+
+    public static LiteLoaderVersionList getInstance() {
+        if (instance == null)
+            instance = new LiteLoaderVersionList();
+        return instance;
+    }
+
+    public LiteLoaderVersionsRoot root;
+    public Map<String, List<InstallerVersion>> versionMap;
+    public List<InstallerVersion> versions;
+
+    @Override
+    public Task refresh(String[] needed) {
+        if (root != null)
+            return null;
+        return new TaskInfo(C.i18n("install.liteloader.get_list")) {
+            HTTPGetTask task = new HTTPGetTask(C.URL_LITELOADER_LIST);
+
+            @Override
+            public Collection<Task> getDependTasks() {
+                return Arrays.asList(task);
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                if (!areDependTasksSucceeded)
+                    return;
+                String s = task.getResult();
+
+                root = C.GSON.fromJson(s, LiteLoaderVersionsRoot.class);
+
+                versionMap = new HashMap<>();
+                versions = new ArrayList<>();
+
+                for (Map.Entry<String, LiteLoaderMCVersions> arr : root.versions.entrySet()) {
+                    ArrayList<InstallerVersion> al = new ArrayList<>();
+                    LiteLoaderMCVersions mcv = arr.getValue();
+                    if (mcv == null || mcv.artefacts == null || mcv.artefacts.get("com.mumfrey:liteloader") == null)
+                        continue;
+                    for (Map.Entry<String, LiteLoaderVersion> entry : mcv.artefacts.get("com.mumfrey:liteloader").entrySet()) {
+                        if ("latest".equals(entry.getKey()))
+                            continue;
+                        LiteLoaderVersion v = entry.getValue();
+                        LiteLoaderInstallerVersion iv = new LiteLoaderInstallerVersion(v.version, StrUtils.formatVersion(arr.getKey()));
+                        iv.universal = "http://dl.liteloader.com/versions/com/mumfrey/liteloader/" + arr.getKey() + "/" + v.file;
+                        iv.tweakClass = v.tweakClass;
+                        iv.libraries = Arrays.copyOf(v.libraries, v.libraries.length);
+                        iv.installer = "http://dl.liteloader.com/redist/" + iv.mcVersion + "/liteloader-installer-" + iv.selfVersion.replace("_", "-") + ".jar";
+                        al.add(iv);
+                        versions.add(iv);
+                    }
+                    Collections.sort(al, new InstallerVersionNewerComparator());
+                    versionMap.put(StrUtils.formatVersion(arr.getKey()), al);
+                }
+
+                Collections.sort(versions, InstallerVersionComparator.INSTANCE);
+            }
+        };
+    }
+
+    @Override
+    public List<InstallerVersion> getVersionsImpl(String mcVersion) {
+        if (versions == null || versionMap == null)
+            return null;
+        if (StrUtils.isBlank(mcVersion))
+            return versions;
+        List c = versionMap.get(mcVersion);
+        if (c == null)
+            return versions;
+        Collections.sort(c, InstallerVersionComparator.INSTANCE);
+        return c;
+    }
+
+    @Override
+    public String getName() {
+        return "LiteLoader - LiteLoader Official Site(By: Mumfrey)";
+    }
+
+    public static class LiteLoaderInstallerVersion extends InstallerVersion {
+
+        public MinecraftLibrary[] libraries;
+        public String tweakClass;
+
+        public LiteLoaderInstallerVersion(String selfVersion, String mcVersion) {
+            super(selfVersion, mcVersion);
+        }
+
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderVersionsMeta.java

@@ -0,0 +1,68 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
+
+import com.google.gson.annotations.SerializedName;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class LiteLoaderVersionsMeta {
+
+    @SerializedName("versions")
+    private String description;
+    @SerializedName("authors")
+    private String authors;
+    @SerializedName("url")
+    private String url;
+
+    public LiteLoaderVersionsMeta() {
+    }
+
+    public LiteLoaderVersionsMeta(String description, String authors, String url) {
+        this();
+        this.description = description;
+        this.authors = authors;
+        this.url = url;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getAuthors() {
+        return authors;
+    }
+
+    public void setAuthors(String authors) {
+        this.authors = authors;
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    public void setUrl(String url) {
+        this.url = url;
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/liteloader/LiteLoaderVersionsRoot.java

@@ -15,8 +15,9 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.liteloader;
+package org.jackhuang.hellominecraft.launcher.core.install.liteloader;
 
+import com.google.gson.annotations.SerializedName;
 import java.util.Map;
 
 /**
@@ -25,6 +26,8 @@ import java.util.Map;
  */
 public class LiteLoaderVersionsRoot {
 
+    @SerializedName("versions")
     public Map<String, LiteLoaderMCVersions> versions;
+    @SerializedName("meta")
     public LiteLoaderVersionsMeta meta;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/OptiFineInstaller.java

@@ -15,20 +15,21 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.optifine;
+package org.jackhuang.hellominecraft.launcher.core.install.optifine;
 
 import java.io.File;
 import java.util.ArrayList;
 import java.util.zip.ZipFile;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerVersionList;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
-import org.jackhuang.hellominecraft.utils.tasks.Task;
-import org.jackhuang.hellominecraft.utils.tasks.communication.PreviousResult;
-import org.jackhuang.hellominecraft.utils.tasks.communication.PreviousResultRegistrar;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.communication.PreviousResult;
+import org.jackhuang.hellominecraft.util.tasks.communication.PreviousResultRegistrar;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 
 /**
  *
@@ -65,22 +66,28 @@ public class OptiFineInstaller extends Task implements PreviousResultRegistrar<F
         FileUtils.copyFile(installer, new File(service.baseDirectory(), "libraries/optifine/OptiFine/" + selfId + "/OptiFine-" + selfId + ".jar"));
 
         mv.id += "-" + selfId;
-        if (new ZipFile(installer).getEntry("optifine/OptiFineTweaker.class") != null) {
-            if (!mv.mainClass.startsWith("net.minecraft.launchwrapper.")) {
-                mv.mainClass = "net.minecraft.launchwrapper.Launch";
-                mv.libraries.add(1, new MinecraftLibrary("net.minecraft:launchwrapper:1.7"));
+        try (ZipFile zipFile = new ZipFile(installer)) {
+            if (zipFile.getEntry("optifine/OptiFineTweaker.class") != null) {
+                if (!mv.mainClass.startsWith("net.minecraft.launchwrapper.")) {
+                    mv.mainClass = "net.minecraft.launchwrapper.Launch";
+                    mv.libraries.add(1, new MinecraftLibrary("net.minecraft:launchwrapper:1.7"));
+                }
+                if (!mv.minecraftArguments.contains("FMLTweaker"))
+                    mv.minecraftArguments += " --tweakClass optifine.OptiFineTweaker";
             }
-            mv.minecraftArguments += " --tweakClass optifine.OptiFineTweaker";
         }
         File loc = new File(service.baseDirectory(), "versions/" + mv.id);
-        loc.mkdirs();
+        if (!loc.exists() && loc.mkdirs())
+            HMCLog.warn("Failed to make directories: " + loc);
         File json = new File(loc, mv.id + ".json");
-        FileUtils.writeStringToFile(json, C.gsonPrettyPrinting.toJson(mv, MinecraftVersion.class));
+        FileUtils.write(json, C.GSON.toJson(mv, MinecraftVersion.class));
+
+        service.version().refreshVersions();
     }
 
     @Override
     public String getInfo() {
-        return "Optifine Installer";
+        return "OptiFine Installer";
     }
 
     ArrayList<PreviousResult<File>> pre = new ArrayList();

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/OptiFineVersion.java

@@ -15,7 +15,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.optifine;
+package org.jackhuang.hellominecraft.launcher.core.install.optifine;
 
 /**
  *
@@ -23,5 +23,45 @@ package org.jackhuang.hellominecraft.launcher.core.installers.optifine;
  */
 public class OptiFineVersion {
 
-    public String dl, ver, date, mirror, mcver;
+    private String dl, ver, date, mirror, mcver;
+
+    public String getDownloadLink() {
+        return dl;
+    }
+
+    public void setDownloadLink(String dl) {
+        this.dl = dl;
+    }
+
+    public String getVersion() {
+        return ver;
+    }
+
+    public void setVersion(String ver) {
+        this.ver = ver;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public void setDate(String date) {
+        this.date = date;
+    }
+
+    public String getMirror() {
+        return mirror;
+    }
+
+    public void setMirror(String mirror) {
+        this.mirror = mirror;
+    }
+
+    public String getMCVersion() {
+        return mcver;
+    }
+
+    public void setMCVersion(String mcver) {
+        this.mcver = mcver;
+    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/bmcl/OptiFineBMCLVersionList.java

@@ -0,0 +1,122 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.optifine.bmcl;
+
+import com.google.gson.reflect.TypeToken;
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.ArrayUtils;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.optifine.OptiFineVersion;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+import org.jackhuang.hellominecraft.util.tasks.download.HTTPGetTask;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class OptiFineBMCLVersionList extends InstallerVersionList {
+
+    private static OptiFineBMCLVersionList instance;
+
+    public static OptiFineBMCLVersionList getInstance() {
+        if (null == instance)
+            instance = new OptiFineBMCLVersionList();
+        return instance;
+    }
+
+    public ArrayList<OptiFineVersion> root;
+    public Map<String, List<InstallerVersion>> versionMap;
+    public List<InstallerVersion> versions;
+
+    private static final Type TYPE = new TypeToken<ArrayList<OptiFineVersion>>() {
+    }.getType();
+
+    @Override
+    public Task refresh(String[] needed) {
+        return new TaskInfo(C.i18n("install.optifine.get_list")) {
+            HTTPGetTask task = new HTTPGetTask("http://bmclapi.bangbang93.com/optifine/versionlist");
+
+            @Override
+            public Collection<Task> getDependTasks() {
+                return Arrays.asList(task);
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                String s = task.getResult();
+
+                versionMap = new HashMap<>();
+                versions = new ArrayList<>();
+
+                if (s == null)
+                    return;
+                root = C.GSON.fromJson(s, TYPE);
+                for (OptiFineVersion v : root) {
+                    v.setMirror(v.getMirror().replace("http://optifine.net/http://optifine.net/", "http://optifine.net/"));
+
+                    if (StrUtils.isBlank(v.getMCVersion())) {
+                        Pattern p = Pattern.compile("OptiFine (.*) HD");
+                        Matcher m = p.matcher(v.getVersion());
+                        while (m.find())
+                            v.setMCVersion(m.group(1));
+                    }
+                    InstallerVersion iv = new InstallerVersion(v.getVersion(), StrUtils.formatVersion(v.getMCVersion()));
+
+                    List<InstallerVersion> al = ArrayUtils.tryGetMapWithList(versionMap, StrUtils.formatVersion(v.getMCVersion()));
+                    //String url = "http://bmclapi.bangbang93.com/optifine/" + iv.selfVersion.replace(" ", "%20");
+                    iv.installer = iv.universal = v.getMirror();
+                    al.add(iv);
+                    versions.add(iv);
+                }
+
+                Collections.sort(versions, InstallerVersionComparator.INSTANCE);
+            }
+        };
+    }
+
+    @Override
+    public List<InstallerVersion> getVersionsImpl(String mcVersion) {
+        if (versions == null || versionMap == null)
+            return null;
+        if (StrUtils.isBlank(mcVersion))
+            return versions;
+        List c = versionMap.get(mcVersion);
+        if (c == null)
+            return versions;
+        Collections.sort(c, InstallerVersionComparator.INSTANCE);
+        return c;
+    }
+
+    @Override
+    public String getName() {
+        return "OptiFine - BMCLAPI(By: bangbang93)";
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/vanilla/OptiFineDownloadFormatter.java

@@ -15,14 +15,14 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.installers.optifine.vanilla;
+package org.jackhuang.hellominecraft.launcher.core.install.optifine.vanilla;
 
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.tasks.Task;
-import org.jackhuang.hellominecraft.utils.tasks.communication.PreviousResult;
-import org.jackhuang.hellominecraft.utils.NetUtils;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.communication.PreviousResult;
+import org.jackhuang.hellominecraft.util.NetUtils;
 
 /**
  *

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/install/optifine/vanilla/OptiFineVersionList.java

@@ -0,0 +1,155 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.install.optifine.vanilla;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
+import org.jackhuang.hellominecraft.launcher.core.install.optifine.OptiFineVersion;
+import org.jackhuang.hellominecraft.util.ArrayUtils;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.tasks.TaskInfo;
+import org.jackhuang.hellominecraft.util.tasks.download.HTTPGetTask;
+import org.w3c.dom.DOMException;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NodeList;
+import org.xml.sax.SAXException;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class OptiFineVersionList extends InstallerVersionList {
+
+    private static OptiFineVersionList instance;
+
+    public static OptiFineVersionList getInstance() {
+        if (null == instance)
+            instance = new OptiFineVersionList();
+        return instance;
+    }
+
+    public ArrayList<OptiFineVersion> root = new ArrayList();
+    public Map<String, List<InstallerVersion>> versionMap;
+    public List<InstallerVersion> versions;
+
+    @Override
+    public Task refresh(String[] sss) {
+        if (versions != null)
+            return null;
+        return new TaskInfo(C.i18n("install.optifine.get_list")) {
+            HTTPGetTask task = new HTTPGetTask("http://optifine.net/downloads");
+
+            @Override
+            public Collection<Task> getDependTasks() {
+                return Arrays.asList(task);
+            }
+
+            @Override
+            public void executeTask() throws Throwable {
+                if (!areDependTasksSucceeded)
+                    return;
+                String content = task.getResult();
+                versionMap = new HashMap<>();
+                versions = new ArrayList<>();
+
+                content = content.replace("&nbsp;", " ").replace("&gt;", ">").replace("&lt;", "<").replace("<br>", "<br />");
+
+                try {
+                    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+                    DocumentBuilder db = factory.newDocumentBuilder();
+                    Document doc = db.parse(new ByteArrayInputStream(content.getBytes("UTF-8")));
+                    Element r = doc.getDocumentElement();
+                    NodeList tables = r.getElementsByTagName("table");
+                    for (int i = 0; i < tables.getLength(); i++) {
+                        Element e = (Element) tables.item(i);
+                        if ("downloadTable".equals(e.getAttribute("class"))) {
+                            NodeList tr = e.getElementsByTagName("tr");
+                            for (int k = 0; k < tr.getLength(); k++) {
+                                NodeList downloadLine = ((Element) tr.item(k)).getElementsByTagName("td");
+                                OptiFineVersion v = new OptiFineVersion();
+                                for (int j = 0; j < downloadLine.getLength(); j++) {
+                                    Element td = (Element) downloadLine.item(j);
+                                    if (StrUtils.startsWith(td.getAttribute("class"), "downloadLineMirror"))
+                                        v.setMirror(((Element) td.getElementsByTagName("a").item(0)).getAttribute("href"));
+                                    if (StrUtils.startsWith(td.getAttribute("class"), "downloadLineDownload"))
+                                        v.setDownloadLink(((Element) td.getElementsByTagName("a").item(0)).getAttribute("href"));
+                                    if (StrUtils.startsWith(td.getAttribute("class"), "downloadLineDate"))
+                                        v.setDate(td.getTextContent());
+                                    if (StrUtils.startsWith(td.getAttribute("class"), "downloadLineFile"))
+                                        v.setVersion(td.getTextContent());
+                                }
+                                if (StrUtils.isBlank(v.getMCVersion())) {
+                                    Pattern p = Pattern.compile("OptiFine (.*?) ");
+                                    Matcher m = p.matcher(v.getVersion());
+                                    while (m.find())
+                                        v.setMCVersion(StrUtils.formatVersion(m.group(1)));
+                                }
+                                InstallerVersion iv = new InstallerVersion(v.getVersion(), StrUtils.formatVersion(v.getMCVersion()));
+                                iv.installer = iv.universal = v.getMirror();
+                                root.add(v);
+                                versions.add(iv);
+
+                                List<InstallerVersion> ivl = ArrayUtils.tryGetMapWithList(versionMap, StrUtils.formatVersion(v.getMCVersion()));
+                                ivl.add(iv);
+                            }
+                        }
+                    }
+                } catch (ParserConfigurationException | SAXException | IOException | DOMException ex) {
+                    throw new RuntimeException(ex);
+                }
+
+                Collections.sort(versions, InstallerVersionComparator.INSTANCE);
+            }
+        };
+    }
+
+    @Override
+    public String getName() {
+        return "OptiFine - OptiFine Official Site";
+    }
+
+    @Override
+    public List<InstallerVersion> getVersionsImpl(String mcVersion) {
+        if (versions == null || versionMap == null)
+            return null;
+        if (StrUtils.isBlank(mcVersion))
+            return versions;
+        List c = versionMap.get(mcVersion);
+        if (c == null)
+            return versions;
+        Collections.sort(c, InstallerVersionComparator.INSTANCE);
+        return c;
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/AbstractMinecraftLoader.java

@@ -17,25 +17,23 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.launch;
 
-import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
-import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftLoader;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
-import org.jackhuang.hellominecraft.launcher.Launcher;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.system.JdkVersion;
+import org.jackhuang.hellominecraft.util.MathUtils;
+import org.jackhuang.hellominecraft.util.MessageBox;
+import org.jackhuang.hellominecraft.util.system.OS;
+import org.jackhuang.hellominecraft.util.system.Platform;
+import org.jackhuang.hellominecraft.util.StrUtils;
 import org.jackhuang.hellominecraft.launcher.core.GameException;
 import org.jackhuang.hellominecraft.launcher.core.auth.UserProfileProvider;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
-import org.jackhuang.hellominecraft.utils.system.JdkVersion;
-import org.jackhuang.hellominecraft.utils.MathUtils;
-import org.jackhuang.hellominecraft.utils.MessageBox;
-import org.jackhuang.hellominecraft.utils.system.OS;
-import org.jackhuang.hellominecraft.utils.system.Platform;
-import org.jackhuang.hellominecraft.utils.StrUtils;
-import org.jackhuang.hellominecraft.utils.Utils;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftLoader;
 
 /**
  *
@@ -50,6 +48,8 @@ public abstract class AbstractMinecraftLoader implements IMinecraftLoader {
     protected final MinecraftVersion version;
 
     public AbstractMinecraftLoader(LaunchOptions options, IMinecraftService service, String versionId, UserProfileProvider lr) throws GameException {
+        if (service.version().getVersionById(versionId) == null)
+            throw new GameException("No version: " + versionId);
         this.lr = lr;
 
         this.options = options;
@@ -66,6 +66,9 @@ public abstract class AbstractMinecraftLoader implements IMinecraftLoader {
     public void makeHeadCommand(List<String> res) {
         HMCLog.log("On making head command.");
 
+        if (StrUtils.isNotBlank(options.getWrapper()))
+            res.add(options.getWrapper());
+
         JdkVersion jv = options.getJava();
         res.add(options.getJavaDir());
 
@@ -78,8 +81,10 @@ public abstract class AbstractMinecraftLoader implements IMinecraftLoader {
             if (jv == null || !jv.isEarlyAccess()) {
                 if (OS.os() == OS.WINDOWS)
                     res.add("-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump");
-                res.add("-XX:+UseConcMarkSweepGC");
-                res.add("-XX:+CMSIncrementalMode");
+                if (jv != null && jv.getParsedVersion() >= JdkVersion.JAVA_17)
+                    res.add("-XX:+UseG1GC");
+                else
+                    res.add("-Xincgc");
                 res.add("-XX:-UseAdaptiveSizePolicy");
                 res.add("-XX:-OmitStackTraceInFastThrow");
 
@@ -123,12 +128,6 @@ public abstract class AbstractMinecraftLoader implements IMinecraftLoader {
 
         if (OS.os() != OS.WINDOWS)
             res.add("-Duser.home=" + gameDir.getParent());
-
-        if (!options.isCanceledWrapper()) {
-            res.add("-cp");
-            res.add(StrUtils.parseParams("", Utils.getURL(), File.pathSeparator));
-            res.add(Launcher.class.getCanonicalName());
-        }
     }
 
     @Override
@@ -150,8 +149,6 @@ public abstract class AbstractMinecraftLoader implements IMinecraftLoader {
         }
 
         String serverIp = options.getServerIp();
-        if (lr.getServer() != null)
-            serverIp = lr.getServer().addr;
         if (StrUtils.isNotBlank(serverIp)) {
             String[] args = serverIp.split(":");
             res.add("--server");
@@ -163,15 +160,16 @@ public abstract class AbstractMinecraftLoader implements IMinecraftLoader {
         if (options.isFullscreen())
             res.add("--fullscreen");
 
-        if (options.isDebug() && !options.isCanceledWrapper())
-            res.add("-debug");
-
         if (StrUtils.isNotBlank(options.getProxyHost()) && StrUtils.isNotBlank(options.getProxyPort()) && MathUtils.canParseInt(options.getProxyPort())) {
-            res.add("-proxyHost=" + options.getProxyHost());
-            res.add("-proxyPort=" + options.getProxyPort());
+            res.add("--proxyHost");
+            res.add(options.getProxyHost());
+            res.add("--proxyPort");
+            res.add(options.getProxyPort());
             if (StrUtils.isNotBlank(options.getProxyUser()) && StrUtils.isNotBlank(options.getProxyPass())) {
-                res.add("-proxyUsername=" + options.getProxyUser());
-                res.add("-proxyPassword=" + options.getProxyPass());
+                res.add("--proxyUser");
+                res.add(options.getProxyUser());
+                res.add("-=proxyPass");
+                res.add(options.getProxyPass());
             }
         }
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/DefaultGameLauncher.java

@@ -18,17 +18,17 @@
 package org.jackhuang.hellominecraft.launcher.core.launch;
 
 import java.io.IOException;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
+import java.util.HashSet;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 import org.jackhuang.hellominecraft.launcher.core.auth.IAuthenticator;
 import org.jackhuang.hellominecraft.launcher.core.auth.LoginInfo;
 import org.jackhuang.hellominecraft.launcher.core.download.DownloadLibraryJob;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
-import org.jackhuang.hellominecraft.utils.tasks.ParallelTask;
-import org.jackhuang.hellominecraft.utils.tasks.TaskWindow;
-import org.jackhuang.hellominecraft.utils.system.Compressor;
-import org.jackhuang.hellominecraft.utils.MessageBox;
-import org.jackhuang.hellominecraft.utils.StrUtils;
+import org.jackhuang.hellominecraft.util.tasks.ParallelTask;
+import org.jackhuang.hellominecraft.util.tasks.TaskWindow;
+import org.jackhuang.hellominecraft.util.system.Compressor;
+import org.jackhuang.hellominecraft.util.MessageBox;
 
 public class DefaultGameLauncher extends GameLauncher {
 
@@ -39,14 +39,19 @@ public class DefaultGameLauncher extends GameLauncher {
 
     private void register() {
         downloadLibrariesEvent.register((sender, t) -> {
-            final TaskWindow.TaskWindowFactory dw = TaskWindow.getInstance();
+            final TaskWindow.TaskWindowFactory dw = TaskWindow.factory();
             ParallelTask parallelTask = new ParallelTask();
-            for (DownloadLibraryJob s : t)
+            HashSet<String> names = new HashSet<>();
+            for (DownloadLibraryJob s : t) {
+                if (names.contains(s.lib.name))
+                    continue;
+                names.add(s.lib.name);
                 parallelTask.addDependsTask(new LibraryDownloadTask(s));
-            dw.addTask(parallelTask);
+            }
+            dw.append(parallelTask);
             boolean flag = true;
             if (t.size() > 0)
-                flag = dw.start();
+                flag = dw.create();
             if (!flag && MessageBox.Show(C.i18n("launch.not_finished_downloading_libraries"), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION)
                 flag = true;
             return flag;
@@ -56,10 +61,9 @@ public class DefaultGameLauncher extends GameLauncher {
                 return false;
             for (int i = 0; i < value.decompressFiles.length; i++)
                 try {
-                    String[] rules = value.extractRules[i];
-                    Compressor.unzip(value.decompressFiles[i], value.decompressTo, t -> !StrUtils.startsWithOne(rules, t), false);
+                    Compressor.unzip(value.decompressFiles[i], value.getDecompressTo(), value.extractRules[i]::allow, false);
                 } catch (IOException ex) {
-                    HMCLog.err("Unable to decompress library file: " + value.decompressFiles[i] + " to " + value.decompressTo, ex);
+                    HMCLog.err("Unable to decompress library: " + value.decompressFiles[i] + " to " + value.getDecompressTo(), ex);
                 }
             return true;
         });

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/GameLauncher.java

@@ -26,8 +26,8 @@ import java.io.IOException;
 import java.io.OutputStreamWriter;
 import java.io.UnsupportedEncodingException;
 import java.util.List;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 import org.jackhuang.hellominecraft.launcher.api.PluginManager;
 import org.jackhuang.hellominecraft.launcher.core.GameException;
 import org.jackhuang.hellominecraft.launcher.core.auth.IAuthenticator;
@@ -36,14 +36,14 @@ import org.jackhuang.hellominecraft.launcher.core.auth.UserProfileProvider;
 import org.jackhuang.hellominecraft.launcher.core.auth.AuthenticationException;
 import org.jackhuang.hellominecraft.launcher.core.download.DownloadLibraryJob;
 import org.jackhuang.hellominecraft.launcher.core.version.DecompressLibraryJob;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
-import org.jackhuang.hellominecraft.utils.system.IOUtils;
-import org.jackhuang.hellominecraft.utils.system.JavaProcess;
-import org.jackhuang.hellominecraft.utils.MessageBox;
-import org.jackhuang.hellominecraft.utils.system.OS;
-import org.jackhuang.hellominecraft.utils.StrUtils;
-import org.jackhuang.hellominecraft.utils.EventHandler;
-import org.jackhuang.hellominecraft.utils.system.ProcessManager;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.system.JavaProcess;
+import org.jackhuang.hellominecraft.util.MessageBox;
+import org.jackhuang.hellominecraft.util.system.OS;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.EventHandler;
+import org.jackhuang.hellominecraft.util.system.ProcessManager;
 
 public class GameLauncher {
 
@@ -53,10 +53,11 @@ public class GameLauncher {
     LoginInfo info;
     UserProfileProvider result;
     IAuthenticator login;
-    public final EventHandler<List<DownloadLibraryJob>> downloadLibrariesEvent = new EventHandler(this);
-    public final EventHandler<List<String>> successEvent = new EventHandler(this);
-    public final EventHandler<JavaProcess> launchEvent = new EventHandler(this);
-    public final EventHandler<DecompressLibraryJob> decompressNativesEvent = new EventHandler(this);
+    public final EventHandler<List<DownloadLibraryJob>> downloadLibrariesEvent = new EventHandler<>(this);
+    public final EventHandler<List<String>> successEvent = new EventHandler<>(this);
+    public final EventHandler<JavaProcess> launchEvent = new EventHandler<>(this);
+    public final EventHandler<LaunchingState> launchingStateChangedEvent = new EventHandler<>(this);
+    public final EventHandler<DecompressLibraryJob> decompressNativesEvent = new EventHandler<>(this);
 
     public GameLauncher(LaunchOptions options, IMinecraftService version, LoginInfo info, IAuthenticator lg) {
         this.options = options;
@@ -76,7 +77,9 @@ public class GameLauncher {
     }
 
     public IMinecraftLoader makeLaunchCommand() throws AuthenticationException, GameException {
+        HMCLog.log("Building process");
         HMCLog.log("Logging in...");
+        launchingStateChangedEvent.execute(LaunchingState.LoggingIn);
         IMinecraftLoader loader;
         if (info != null)
             result = login.login(info);
@@ -84,19 +87,24 @@ public class GameLauncher {
             result = login.loginBySettings();
         if (result == null)
             throw new AuthenticationException("Result can not be null.");
-        PluginManager.NOW_PLUGIN.onProcessingLoginResult(result);
+        PluginManager.plugin().onProcessingLoginResult(result);
 
+        launchingStateChangedEvent.execute(LaunchingState.GeneratingLaunchingCodes);
         loader = service.launch(options, result);
 
         File file = service.version().getDecompressNativesToLocation(loader.getMinecraftVersion());
         if (file != null)
             FileUtils.cleanDirectoryQuietly(file);
 
-        HMCLog.log("Detecting libraries...");
-        if (!downloadLibrariesEvent.execute(service.download().getDownloadLibraries(loader.getMinecraftVersion())))
-            throw new GameException("Failed to download libraries");
+        if (!options.isNotCheckGame()) {
+            HMCLog.log("Detecting libraries...");
+            launchingStateChangedEvent.execute(LaunchingState.DownloadingLibraries);
+            if (!downloadLibrariesEvent.execute(service.download().getDownloadLibraries(loader.getMinecraftVersion())))
+                throw new GameException("Failed to download libraries");
+        }
 
         HMCLog.log("Unpacking natives...");
+        launchingStateChangedEvent.execute(LaunchingState.DecompressingNatives);
         DecompressLibraryJob job = service.version().getDecompressLibraries(loader.getMinecraftVersion());
         if (!decompressNativesEvent.execute(job))
             throw new GameException("Failed to decompress natives");
@@ -112,26 +120,27 @@ public class GameLauncher {
      *
      * @throws IOException failed creating process
      */
-    public void launch(List str) throws IOException {
-        if (!service.version().onLaunch())
+    public void launch(List<String> str) throws IOException {
+        if (!service.version().onLaunch(options.getLaunchVersion()))
             return;
         if (StrUtils.isNotBlank(options.getPrecalledCommand())) {
             Process p = Runtime.getRuntime().exec(options.getPrecalledCommand());
             try {
-                if (p != null && p.isAlive())
+                if (p.isAlive())
                     p.waitFor();
             } catch (InterruptedException ex) {
                 HMCLog.warn("Failed to invoke precalled command", ex);
             }
         }
         HMCLog.log("Starting process");
+        HMCLog.log(str.toString());
         ProcessBuilder builder = new ProcessBuilder(str);
         if (options.getLaunchVersion() == null || service.baseDirectory() == null)
             throw new Error("Fucking bug!");
-        builder.directory(service.version().getRunDirectory(options.getLaunchVersion()))
+        builder.redirectErrorStream(true).directory(service.version().getRunDirectory(options.getLaunchVersion()))
             .environment().put("APPDATA", service.baseDirectory().getAbsolutePath());
         JavaProcess jp = new JavaProcess(str, builder.start(), PROCESS_MANAGER);
-        HMCLog.log("The game process have been started");
+        HMCLog.log("Have started the process");
         launchEvent.execute(jp);
     }
 
@@ -147,11 +156,11 @@ public class GameLauncher {
      */
     public File makeLauncher(String launcherName, List str) throws IOException {
         HMCLog.log("Making shell launcher...");
-        service.version().onLaunch();
+        service.version().onLaunch(options.getLaunchVersion());
         boolean isWin = OS.os() == OS.WINDOWS;
         File f = new File(launcherName + (isWin ? ".bat" : ".sh"));
-        if (!f.exists())
-            f.createNewFile();
+        if (!f.exists() && !f.createNewFile())
+            HMCLog.warn("Failed to create " + f);
         BufferedWriter writer;
         try {
             writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(f), System.getProperty("sun.jnu.encoding", "UTF-8")));
@@ -166,6 +175,8 @@ public class GameLauncher {
             if (appdata != null) {
                 writer.write("set appdata=" + appdata);
                 writer.newLine();
+                writer.write("cd %appdata%");
+                writer.newLine();
             }
         }
         if (StrUtils.isNotBlank(options.getPrecalledCommand())) {

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/LaunchOptions.java

@@ -18,10 +18,9 @@
 package org.jackhuang.hellominecraft.launcher.core.launch;
 
 import java.io.File;
-import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
 import org.jackhuang.hellominecraft.launcher.core.version.GameDirType;
-import org.jackhuang.hellominecraft.utils.StrUtils;
-import org.jackhuang.hellominecraft.utils.system.JdkVersion;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.system.JdkVersion;
 
 /**
  *
@@ -29,15 +28,13 @@ import org.jackhuang.hellominecraft.utils.system.JdkVersion;
  */
 public class LaunchOptions {
 
-    private String name, versionName, javaArgs, minecraftArgs, maxMemory, permSize, width, height, userProperties, serverIp;
-    private String proxyHost, proxyPort, proxyUser, proxyPass, javaDir, launchVersion;
-    private boolean fullscreen, debug, noJVMArgs, canceledWrapper;
+    private String name, versionName, javaArgs, minecraftArgs, maxMemory, permSize, width, height, serverIp, wrapper;
+    private String proxyHost, proxyPort, proxyUser, proxyPass, javaDir, launchVersion, type, precalledCommand;
+    private boolean fullscreen, noJVMArgs, notCheckGame;
     private JdkVersion java;
     private File gameDir;
     private GameDirType gameDirType;
 
-    protected transient IMinecraftService service;
-
     public String getVersionName() {
         return versionName;
     }
@@ -98,6 +95,14 @@ public class LaunchOptions {
         this.maxMemory = maxMemory;
     }
 
+    public String getWrapper() {
+        return wrapper;
+    }
+
+    public void setWrapper(String wrapper) {
+        this.wrapper = wrapper;
+    }
+
     public String getWidth() {
         return width;
     }
@@ -114,16 +119,6 @@ public class LaunchOptions {
         this.height = height;
     }
 
-    public String getUserProperties() {
-        if (userProperties == null)
-            return "";
-        return userProperties;
-    }
-
-    public void setUserProperties(String userProperties) {
-        this.userProperties = userProperties;
-    }
-
     public boolean isFullscreen() {
         return fullscreen;
     }
@@ -132,14 +127,6 @@ public class LaunchOptions {
         this.fullscreen = fullscreen;
     }
 
-    public boolean isDebug() {
-        return debug;
-    }
-
-    public void setDebug(boolean debug) {
-        this.debug = debug;
-    }
-
     public GameDirType getGameDirType() {
         return gameDirType;
     }
@@ -172,14 +159,6 @@ public class LaunchOptions {
         this.minecraftArgs = minecraftArgs;
     }
 
-    public boolean isCanceledWrapper() {
-        return canceledWrapper;
-    }
-
-    public void setCanceledWrapper(boolean canceledWrapper) {
-        this.canceledWrapper = canceledWrapper;
-    }
-
     public String getServerIp() {
         return serverIp;
     }
@@ -220,8 +199,6 @@ public class LaunchOptions {
         this.proxyPass = proxyPass;
     }
 
-    private String precalledCommand;
-
     public String getPrecalledCommand() {
         return precalledCommand;
     }
@@ -237,4 +214,20 @@ public class LaunchOptions {
     public void setLaunchVersion(String launchVersion) {
         this.launchVersion = launchVersion;
     }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public boolean isNotCheckGame() {
+        return notCheckGame;
+    }
+
+    public void setNotCheckGame(boolean notCheckGame) {
+        this.notCheckGame = notCheckGame;
+    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/LaunchingState.java

@@ -15,15 +15,15 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core.assets;
+package org.jackhuang.hellominecraft.launcher.core.launch;
 
 /**
  *
  * @author huangyuhui
  */
-public class Contents {
-
-    public String key, eTag, lastModified, storageClass;
-    public long size;
-
+public enum LaunchingState {
+    LoggingIn,
+    GeneratingLaunchingCodes,
+    DownloadingLibraries,
+    DecompressingNatives
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/LibraryDownloadTask.java

@@ -0,0 +1,66 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.launch;
+
+import java.io.File;
+import java.net.URL;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.launcher.core.download.DownloadLibraryJob;
+import org.jackhuang.hellominecraft.util.tasks.download.FileDownloadTask;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class LibraryDownloadTask extends FileDownloadTask {
+
+    DownloadLibraryJob job;
+
+    public LibraryDownloadTask(DownloadLibraryJob job) {
+        super();
+        this.job = job;
+    }
+
+    @Override
+    public void executeTask() throws Throwable {
+        String name = job.lib.name;
+        if (name.startsWith("net.minecraftforge:forge:")) {
+            String[] s = name.split(":");
+            if (s.length == 3)
+                job.url = "http://files.minecraftforge.net/maven/net/minecraftforge/forge/" + s[2] + "/forge-" + s[2] + "-universal.jar";
+        }
+        if (name.startsWith("com.mumfrey:liteloader:")) {
+            String[] s = name.split(":");
+            if (s.length == 3 && s[2].length() > 3)
+                job.url = "http://dl.liteloader.com/versions/com/mumfrey/liteloader/" + s[2].substring(0, s[2].length() - 3) + "/liteloader-" + s[2] + ".jar";
+        }
+        download(new URL(job.url), job.path);
+    }
+
+    void download(URL url, File filePath) throws Throwable {
+        this.url = url;
+        this.filePath = filePath;
+        super.executeTask();
+    }
+
+    @Override
+    public String getInfo() {
+        return C.i18n("download") + ": " + job.lib.name;
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/launch/MinecraftLoader.java

@@ -0,0 +1,111 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.launch;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.List;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.system.OS;
+import org.jackhuang.hellominecraft.launcher.core.GameException;
+import org.jackhuang.hellominecraft.launcher.core.auth.UserProfileProvider;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftLibrary;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.util.func.BiFunction;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftLoader extends AbstractMinecraftLoader {
+
+    public MinecraftLoader(LaunchOptions p, IMinecraftService provider, UserProfileProvider lr) throws GameException {
+        super(p, provider, p.getLaunchVersion(), lr);
+    }
+
+    @Override
+    protected void makeSelf(List<String> res) throws GameException {
+        StringBuilder library = new StringBuilder("");
+        for (MinecraftLibrary l : version.libraries)
+            if (l.allow() && !l.isRequiredToUnzip())
+                library.append(l.getFilePath(gameDir).getAbsolutePath()).append(File.pathSeparator);
+        File f = version.getJar(service.baseDirectory());
+        if (!f.exists())
+            throw new GameException("Minecraft jar does not exists");
+        library.append(IOUtils.tryGetCanonicalFilePath(f)).append(File.pathSeparator);
+        res.add("-cp");
+        res.add(library.toString().substring(0, library.length() - File.pathSeparator.length()));
+        res.add(version.mainClass);
+
+        String[] splitted = StrUtils.tokenize(version.minecraftArguments);
+
+        String game_assets = assetProvider.apply(version, !options.isNotCheckGame());
+
+        for (String t : splitted) {
+            t = t.replace("${auth_player_name}", lr.getUserName());
+            t = t.replace("${auth_session}", lr.getSession());
+            t = t.replace("${auth_uuid}", lr.getUserId());
+            t = t.replace("${version_name}", options.getVersionName());
+            t = t.replace("${profile_name}", options.getName());
+            t = t.replace("${version_type}", options.getType());
+            t = t.replace("${game_directory}", service.version().getRunDirectory(version.id).getAbsolutePath());
+            t = t.replace("${game_assets}", game_assets);
+            t = t.replace("${assets_root}", service.asset().getAssets().getAbsolutePath());
+            t = t.replace("${auth_access_token}", lr.getAccessToken());
+            t = t.replace("${user_type}", lr.getUserType());
+            t = t.replace("${assets_index_name}", version.getAssetsIndex().getId());
+            t = t.replace("${user_properties}", lr.getUserProperties());
+            res.add(t);
+        }
+
+        if (res.indexOf("--gameDir") != -1 && res.indexOf("--workDir") != -1) {
+            res.add("--workDir");
+            res.add(gameDir.getAbsolutePath());
+        }
+    }
+
+    @Override
+    protected void appendJVMArgs(List<String> list) {
+        super.appendJVMArgs(list);
+
+        try {
+            if (OS.os() == OS.OSX) {
+                list.add("-Xdock:icon=" + service.asset().getAssetObject(version.getAssetsIndex().getId(), "icons/minecraft.icns").getAbsolutePath());
+                list.add("-Xdock:name=Minecraft");
+            }
+        } catch (IOException e) {
+            HMCLog.err("Failed to append jvm arguments when searching for asset objects.", e);
+        }
+    }
+
+    private final BiFunction<MinecraftVersion, Boolean, String> DEFAULT_ASSET_PROVIDER = (t, allow) -> {
+        return new File(service.baseDirectory(), "assets").getAbsolutePath();
+    };
+
+    private BiFunction<MinecraftVersion, Boolean, String> assetProvider = DEFAULT_ASSET_PROVIDER;
+
+    public void setAssetProvider(BiFunction<MinecraftVersion, Boolean, String> assetProvider) {
+        if (assetProvider == null)
+            this.assetProvider = DEFAULT_ASSET_PROVIDER;
+        else
+            this.assetProvider = assetProvider;
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/mod/MinecraftModService.java

@@ -25,12 +25,11 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftModService;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
-import org.jackhuang.hellominecraft.launcher.core.ModInfo;
-import org.jackhuang.hellominecraft.utils.code.DigestUtils;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
+import org.jackhuang.hellominecraft.util.code.DigestUtils;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
 
 /**
  *
@@ -59,22 +58,18 @@ public class MinecraftModService extends IMinecraftModService {
         File[] fs = modsFolder.listFiles();
         if (fs != null)
             for (File f : fs)
-                if (ModInfo.isFileMod(f)) {
-                    ModInfo m = ModInfo.readModInfo(f);
-                    if (m != null)
-                        mods.add(m);
-                } else if (f.isDirectory()) {
+                if (ModInfo.isFileMod(f))
+                    mods.add(ModInfo.readModInfo(f));
+                else if (f.isDirectory()) {
                     File[] ss = f.listFiles();
                     if (ss != null)
                         for (File ff : ss)
-                            if (ModInfo.isFileMod(ff)) {
-                                ModInfo m = ModInfo.readModInfo(ff);
-                                if (m != null)
-                                    mods.add(m);
-                            }
+                            if (ModInfo.isFileMod(ff))
+                                mods.add(ModInfo.readModInfo(ff));
                 }
         Collections.sort(mods);
-        return modCache.put(id, mods);
+        modCache.put(id, mods);
+        return mods;
     }
 
     @Override
@@ -82,10 +77,11 @@ public class MinecraftModService extends IMinecraftModService {
         try {
             if (!ModInfo.isFileMod(f))
                 return false;
+            if (!modCache.containsKey(id))
+                recacheMods(id);
             File modsFolder = service.version().getRunDirectory(id, "mods");
-            if (modsFolder == null)
-                return false;
-            modsFolder.mkdirs();
+            if (!modsFolder.exists() && !modsFolder.mkdirs())
+                HMCLog.warn("Failed to make directories: " + modsFolder);
             File newf = new File(modsFolder, f.getName());
             FileUtils.copyFile(f, newf);
             ModInfo i = ModInfo.readModInfo(f);
@@ -102,10 +98,12 @@ public class MinecraftModService extends IMinecraftModService {
         if (rows.length == 0)
             return;
         for (Object r : rows)
-            if (r instanceof ModInfo)
-                ((ModInfo) r).location.delete();
-            else if (r instanceof Number)
-                getMods(id).get(((Number) r).intValue()).location.delete();
+            if (r instanceof ModInfo) {
+                if (!((ModInfo) r).location.delete())
+                    HMCLog.warn("Failed to delete mod" + r);
+            } else if (r instanceof Number)
+                if (!getMods(id).get(((Number) r).intValue()).location.delete())
+                    HMCLog.warn("Failed to delete mod " + r + ", maybe not a file?");
         recacheMods(id);
     }
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/mod/ModInfo.java

@@ -15,20 +15,22 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see {http://www.gnu.org/licenses/}.
  */
-package org.jackhuang.hellominecraft.launcher.core;
+package org.jackhuang.hellominecraft.launcher.core.mod;
 
 import com.google.gson.JsonSyntaxException;
+import com.google.gson.annotations.SerializedName;
 import com.google.gson.reflect.TypeToken;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.lang.reflect.Type;
 import java.util.List;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
-import org.jackhuang.hellominecraft.utils.C;
-import org.jackhuang.hellominecraft.utils.logging.HMCLog;
-import org.jackhuang.hellominecraft.utils.StrUtils;
-import org.jackhuang.hellominecraft.utils.system.FileUtils;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
 
 /**
  *
@@ -36,8 +38,27 @@ import org.jackhuang.hellominecraft.utils.system.FileUtils;
  */
 public class ModInfo implements Comparable<ModInfo> {
 
+    @SerializedName("location")
     public File location;
-    public String modid, name, description, author, version, mcversion, url, updateUrl, credits;
+    @SerializedName("modid")
+    public String modid;
+    @SerializedName("name")
+    public String name;
+    @SerializedName("description")
+    public String description;
+    @SerializedName("author")
+    public String author;
+    @SerializedName("version")
+    public String version;
+    @SerializedName("mcversion")
+    public String mcversion;
+    @SerializedName("url")
+    public String url;
+    @SerializedName("updateUrl")
+    public String updateUrl;
+    @SerializedName("credits")
+    public String credits;
+    @SerializedName("authorList")
     public String[] authorList;
 
     public boolean isActive() {
@@ -56,7 +77,7 @@ public class ModInfo implements Comparable<ModInfo> {
 
     @Override
     public int compareTo(ModInfo o) {
-        return getFileName().toLowerCase().compareTo(o.getFileName().toLowerCase());
+        return getFileName().compareToIgnoreCase(o.getFileName());
     }
 
     public String getName() {
@@ -102,12 +123,13 @@ public class ModInfo implements Comparable<ModInfo> {
         return name.endsWith(".zip") || name.endsWith(".jar") || name.endsWith("litemod");
     }
 
+    private static final Type TYPE = new TypeToken<List<ModInfo>>() {
+    }.getType();
+
     private static ModInfo getForgeModInfo(File f, ZipFile jar, ZipEntry entry) throws IOException {
         ModInfo i = new ModInfo();
         i.location = f;
-        List<ModInfo> m = C.gson.fromJson(new InputStreamReader(jar.getInputStream(entry)),
-                                          new TypeToken<List<ModInfo>>() {
-                                      }.getType());
+        List<ModInfo> m = C.GSON.fromJson(new InputStreamReader(jar.getInputStream(entry), "UTF-8"), TYPE);
         if (m != null && m.size() > 0) {
             i = m.get(0);
             i.location = f;
@@ -116,8 +138,7 @@ public class ModInfo implements Comparable<ModInfo> {
     }
 
     private static ModInfo getLiteLoaderModInfo(File f, ZipFile jar, ZipEntry entry) throws IOException {
-        ModInfo m = C.gson.fromJson(new InputStreamReader(jar.getInputStream(entry)),
-                                    ModInfo.class);
+        ModInfo m = C.GSON.fromJson(new InputStreamReader(jar.getInputStream(entry), "UTF-8"), ModInfo.class);
         if (m == null)
             m = new ModInfo();
         m.location = f;

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/mod/ModpackManager.java

@@ -0,0 +1,283 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.mod;
+
+import java.awt.Dimension;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.file.FileSystemException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.zip.ZipFile;
+import javax.swing.JFrame;
+import javax.swing.JOptionPane;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.launcher.core.GameException;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftProvider;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.util.func.BiFunction;
+import org.jackhuang.hellominecraft.util.func.CallbackIO;
+import org.jackhuang.hellominecraft.util.system.Compressor;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.util.system.ZipEngine;
+import org.jackhuang.hellominecraft.util.tasks.Task;
+import org.jackhuang.hellominecraft.util.ui.WebPage;
+import org.jackhuang.hellominecraft.util.MinecraftVersionRequest;
+import org.jackhuang.hellominecraft.util.tasks.NoShownTaskException;
+
+/**
+ * A mod pack(*.zip) includes these things:
+ * <ul>
+ * <li>sth created by the game automatically, including "mods", "scripts",
+ * "config", etc..
+ * <li>pack.json, the same as Minecraft version configuration file:
+ * "gameDir/versions/{MCVER}/{MCVER}.json", will be renamed to that one.
+ * <li>all things should be included in "minecraft" folder under the root
+ * folder.
+ * </ul>
+ *
+ * This class can manage mod packs, for example, importing and exporting, the
+ * format of game is the offical one.
+ * Not compatible with MultiMC(no instance.cfg processor) & FTB(not leaving
+ * mcversion(jar) in pack.json).
+ *
+ * @author huangyuhui
+ */
+public final class ModpackManager {
+
+    /**
+     * Install the compressed modpack.
+     *
+     * @param input   modpack.zip
+     * @param service MinecraftService, whose version service only supports
+     *                MinecraftVersionManager.
+     * @param id      new version id, if null, will use suggested name from
+     *                modpack
+     *
+     * @return The installing Task, may take long time, please consider
+     *         TaskWindow.
+     */
+    public static Task install(JFrame parFrame, final File input, final IMinecraftService service, final String idFUCK) {
+        return new Task() {
+            Collection<Task> c = new ArrayList<>();
+
+            @Override
+            public void executeTask() throws Throwable {
+                String id = idFUCK;
+                String description = C.i18n("modpack.task.install.will");
+
+                // Read modpack name and description from `modpack.json`
+                try (ZipFile zip = new ZipFile(input)) {
+                    HashMap map = C.GSON.fromJson(new InputStreamReader(zip.getInputStream(zip.getEntry("modpack.json")), "UTF-8"), HashMap.class);
+                    if (map != null) {
+                        if (id == null)
+                            if (map.containsKey("name") && map.get("name") instanceof String)
+                                id = (String) map.get("name");
+                        if (id != null)
+                            description += id;
+                        if (map.containsKey("description") && map.get("description") instanceof String)
+                            description += "\n" + (String) map.get("description");
+                    }
+                    if (id == null)
+                        throw new IllegalStateException("Illegal modpack id!");
+                }
+
+                // Show a window to let the user know that what and how the modpack is.
+                Object msgs[] = new Object[2];
+                msgs[0] = C.i18n("modpack.task.install");
+                msgs[1] = new WebPage(description);
+                ((WebPage) msgs[1]).setPreferredSize(new Dimension(800, 350));
+                int result = JOptionPane.showOptionDialog(parFrame, msgs, (String) msgs[0], JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, null, null);
+                if (result == JOptionPane.NO_OPTION)
+                    throw new NoShownTaskException("Operation was canceled by user.");
+
+                File versions = new File(service.baseDirectory(), "versions");
+
+                // `minecraft` folder is the existent root folder of the modpack
+                // Then we will decompress the modpack and there would be a folder named `minecraft`
+                // So if `minecraft` folder does exist, backup it and then restore it.
+                File oldFile = new File(versions, "minecraft"), newFile = null;
+                if (oldFile.exists()) {
+                    newFile = new File(versions, "minecraft-" + System.currentTimeMillis());
+                    if (newFile.isDirectory())
+                        FileUtils.deleteDirectory(newFile);
+                    else if (newFile.isFile())
+                        if (!newFile.delete())
+                            HMCLog.warn("Failed to delete file " + newFile);
+                    if (!oldFile.renameTo(newFile))
+                        HMCLog.warn("Failed to rename " + oldFile + " to " + newFile);
+                }
+
+                // If the user install the modpack into an existent version, maybe it wants to update the modpack
+                // So backup the game, copy the saved games.
+                File preVersion = new File(versions, id), preVersionRenamed = null;
+                if (preVersion.exists()) {
+                    HMCLog.log("Backing up the game");
+                    String preId = id + "-" + System.currentTimeMillis();
+                    if (!preVersion.renameTo(preVersionRenamed = new File(versions, preId)))
+                        HMCLog.warn("Failed to rename pre-version folder " + preVersion + " to a temp folder " + preVersionRenamed);
+                    if (!new File(preVersionRenamed, id + ".json").renameTo(new File(preVersionRenamed, preId + ".json")))
+                        HMCLog.warn("Failed to rename pre json to new json");
+
+                    if (!new File(preVersionRenamed, id + ".jar").renameTo(new File(preVersionRenamed, preId + ".jar")))
+                        HMCLog.warn("Failed to rename pre jar to new jar");
+                }
+
+                try {
+                    final AtomicInteger b = new AtomicInteger(0);
+                    HMCLog.log("Decompressing modpack");
+                    Compressor.unzip(input, versions, t -> {
+                                     if (t.equals("minecraft/pack.json"))
+                                         b.incrementAndGet();
+                                     return true;
+                                 }, true);
+
+                    // No pack.json here, illegal modpack.
+                    if (b.get() < 1)
+                        throw new FileNotFoundException(C.i18n("modpack.incorrect_format.no_json"));
+                    File nowFile = new File(versions, id);
+                    if (oldFile.exists() && !oldFile.renameTo(nowFile))
+                        HMCLog.warn("Failed to rename incorrect json " + oldFile + " to " + nowFile);
+
+                    File json = new File(nowFile, "pack.json");
+                    MinecraftVersion mv = C.GSON.fromJson(FileUtils.read(json), MinecraftVersion.class);
+                    if (mv.jar == null)
+                        throw new FileNotFoundException(C.i18n("modpack.incorrect_format.no_jar"));
+
+                    c.add(service.download().downloadMinecraftJar(mv, new File(nowFile, id + ".jar")));
+                    mv.jar = null;
+                    FileUtils.write(json, C.GSON.toJson(mv));
+                    if (!json.renameTo(new File(nowFile, id + ".json")))
+                        HMCLog.warn("Failed to rename pack.json to new id");
+
+                    // Restore the saved game from the old version.
+                    if (preVersionRenamed != null) {
+                        HMCLog.log("Restoring saves");
+                        File presaves = new File(preVersionRenamed, "saves");
+                        File saves = new File(nowFile, "saves");
+                        if (presaves.exists()) {
+                            FileUtils.deleteDirectory(saves);
+                            FileUtils.copyDirectory(presaves, saves);
+                        }
+                    }
+                } finally {
+                    FileUtils.deleteDirectoryQuietly(oldFile);
+                    if (newFile != null)
+                        newFile.renameTo(oldFile);
+                }
+            }
+
+            @Override
+            public String getInfo() {
+                return C.i18n("modpack.task.install");
+            }
+
+            @Override
+            public Collection<Task> getAfterTasks() {
+                return c;
+            }
+        };
+
+    }
+
+    public static final List<String> MODPACK_BLACK_LIST = Arrays.asList(new String[] { "usernamecache.json", "asm", "logs", "backups", "versions", "assets", "usercache.json", "libraries", "crash-reports", "launcher_profiles.json", "NVIDIA", "AMD", "TCNodeTracker", "screenshots", "natives", "native", "$native", "pack.json", "launcher.jar", "minetweaker.log", "launcher.pack.lzma", "hmclmc.log" });
+    public static final List<String> MODPACK_SUGGESTED_BLACK_LIST = Arrays.asList(new String[] { "fonts", "saves", "servers.dat", "options.txt", "optionsof.txt", "journeymap", "optionsshaders.txt", "mods/VoxelMods" });
+
+    /**
+     * &lt; String, Boolean, Boolean &gt;: Folder/File name, Is Directory,
+     * Return 0: non blocked, 1: non shown, 2: suggested, checked.
+     */
+    public static final BiFunction<String, Boolean, Integer> MODPACK_PREDICATE = (String x, Boolean y) -> {
+        if (ModpackManager.MODPACK_BLACK_LIST_PREDICATE.apply(x, y))
+            return 1;
+        if (ModpackManager.MODPACK_SUGGESTED_BLACK_LIST_PREDICATE.apply(x, y))
+            return 2;
+        return 0;
+    };
+
+    public static final BiFunction<String, Boolean, Boolean> MODPACK_BLACK_LIST_PREDICATE = modpackPredicateMaker(MODPACK_BLACK_LIST);
+    public static final BiFunction<String, Boolean, Boolean> MODPACK_SUGGESTED_BLACK_LIST_PREDICATE = modpackPredicateMaker(MODPACK_SUGGESTED_BLACK_LIST);
+
+    private static BiFunction<String, Boolean, Boolean> modpackPredicateMaker(final List<String> l) {
+        return (String x, Boolean y) -> {
+            for (String s : l)
+                if (y) {
+                    if (x.startsWith(s + "/"))
+                        return true;
+                } else if (x.equals(s))
+                    return true;
+            return false;
+        };
+    }
+
+    /**
+     * Export the game to a mod pack file.
+     *
+     * @param output     mod pack file.
+     * @param baseFolder if the game dir type is ROOT_FOLDER, use ".minecraft",
+     *                   or use ".minecraft/versions/{MCVER}/"
+     * @param version    to locate version.json
+     *
+     * @throws IOException if create tmp directory failed
+     */
+    public static void export(File output, IMinecraftProvider provider, String version, List<String> blacklist, Map modpackJson, CallbackIO<ZipEngine> callback) throws IOException, GameException {
+        final ArrayList<String> b = new ArrayList<>(MODPACK_BLACK_LIST);
+        if (blacklist != null)
+            b.addAll(blacklist);
+        b.add(version + ".jar");
+        b.add(version + ".json");
+        HMCLog.log("Compressing game files without some files in blacklist, including files or directories: usernamecache.json, asm, logs, backups, versions, assets, usercache.json, libraries, crash-reports, launcher_profiles.json, NVIDIA, TCNodeTracker");
+        ZipEngine zip = null;
+        try {
+            zip = new ZipEngine(output);
+            zip.putDirectory(provider.getRunDirectory(version), (String x, Boolean y) -> {
+                             for (String s : b)
+                                 if (y) {
+                                     if (x.startsWith(s + "/"))
+                                         return null;
+                                 } else if (x.equals(s))
+                                     return null;
+                             return "minecraft/" + x;
+                         });
+
+            MinecraftVersion mv = provider.getVersionById(version).resolve(provider);
+            MinecraftVersionRequest r = MinecraftVersionRequest.minecraftVersion(provider.getMinecraftJar(version));
+            if (r.type != MinecraftVersionRequest.OK)
+                throw new FileSystemException(C.i18n("modpack.cannot_read_version") + ": " + MinecraftVersionRequest.getResponse(r));
+            mv.jar = r.version;
+            mv.runDir = "version";
+            zip.putTextFile(C.GSON.toJson(mv), "minecraft/pack.json");
+            zip.putTextFile(C.GSON.toJson(modpackJson), "modpack.json");
+            if (callback != null)
+                callback.call(zip);
+        } finally {
+            if (zip != null)
+                zip.closeFile();
+        }
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/service/IMinecraftAssetService.java

@@ -19,7 +19,8 @@ package org.jackhuang.hellominecraft.launcher.core.service;
 
 import java.io.File;
 import java.io.IOException;
-import org.jackhuang.hellominecraft.utils.tasks.Task;
+import org.jackhuang.hellominecraft.launcher.core.version.AssetIndexDownloadInfo;
+import org.jackhuang.hellominecraft.util.tasks.Task;
 
 /**
  *
@@ -44,7 +45,9 @@ public abstract class IMinecraftAssetService extends IMinecraftBasicService {
      */
     public abstract boolean refreshAssetsIndex(String a);
 
-    public abstract boolean downloadMinecraftAssetsIndex(String assetsId);
+    public abstract boolean downloadMinecraftAssetsIndexAsync(AssetIndexDownloadInfo assetsId);
+
+    public abstract Task downloadMinecraftAssetsIndex(AssetIndexDownloadInfo assetsId);
 
     public abstract File getAssetObject(String assetVersion, String name) throws IOException;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/service/IMinecraftDownloadService.java

@@ -22,8 +22,7 @@ import java.util.List;
 import org.jackhuang.hellominecraft.launcher.core.GameException;
 import org.jackhuang.hellominecraft.launcher.core.download.DownloadLibraryJob;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
-import org.jackhuang.hellominecraft.utils.version.MinecraftRemoteVersion;
-import rx.Observable;
+import org.jackhuang.hellominecraft.util.tasks.Task;
 
 /**
  *
@@ -35,13 +34,11 @@ public abstract class IMinecraftDownloadService extends IMinecraftBasicService {
         super(service);
     }
 
-    public abstract MinecraftVersion downloadMinecraft(String id);
+    public abstract Task downloadMinecraft(String id);
 
-    public abstract boolean downloadMinecraftJar(String id);
+    public abstract Task downloadMinecraftJar(MinecraftVersion mv, File f);
 
-    public abstract boolean downloadMinecraftJarTo(String id, File f);
-
-    public abstract boolean downloadMinecraftVersionJson(String id);
+    public abstract Task downloadMinecraftVersionJson(String id);
 
     /**
      * Get the libraries that need to download.
@@ -50,6 +47,4 @@ public abstract class IMinecraftDownloadService extends IMinecraftBasicService {
      */
     public abstract List<DownloadLibraryJob> getDownloadLibraries(MinecraftVersion mv) throws GameException;
 
-    public abstract Observable<MinecraftRemoteVersion> getRemoteVersions();
-
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/service/IMinecraftInstallerService.java

@@ -17,9 +17,9 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.service;
 
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerType;
-import org.jackhuang.hellominecraft.launcher.core.installers.InstallerVersionList;
-import org.jackhuang.hellominecraft.utils.tasks.Task;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerType;
+import org.jackhuang.hellominecraft.launcher.core.install.InstallerVersionList;
+import org.jackhuang.hellominecraft.util.tasks.Task;
 
 /**
  *
@@ -35,7 +35,7 @@ public abstract class IMinecraftInstallerService extends IMinecraftBasicService
 
     public abstract Task downloadForge(String installId, InstallerVersionList.InstallerVersion v);
 
-    public abstract Task downloadOptifine(String installId, InstallerVersionList.InstallerVersion v);
+    public abstract Task downloadOptiFine(String installId, InstallerVersionList.InstallerVersion v);
 
     public abstract Task downloadLiteLoader(String installId, InstallerVersionList.InstallerVersion v);
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/service/IMinecraftModService.java

@@ -19,7 +19,7 @@ package org.jackhuang.hellominecraft.launcher.core.service;
 
 import java.io.File;
 import java.util.List;
-import org.jackhuang.hellominecraft.launcher.core.ModInfo;
+import org.jackhuang.hellominecraft.launcher.core.mod.ModInfo;
 
 /**
  *

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/service/IMinecraftProvider.java

@@ -21,9 +21,10 @@ import java.io.File;
 import java.util.Collection;
 import org.jackhuang.hellominecraft.launcher.core.GameException;
 import org.jackhuang.hellominecraft.launcher.core.version.DecompressLibraryJob;
-import org.jackhuang.hellominecraft.launcher.core.version.GameDirType;
 import org.jackhuang.hellominecraft.launcher.core.version.MinecraftVersion;
-import org.jackhuang.hellominecraft.utils.functions.Consumer;
+import org.jackhuang.hellominecraft.util.EventHandler;
+import org.jackhuang.hellominecraft.util.func.Consumer;
+import org.jackhuang.hellominecraft.util.func.Predicate;
 
 /**
  * Provide everything of the Minecraft of a Profile.
@@ -54,6 +55,8 @@ public abstract class IMinecraftProvider {
      */
     public abstract File getRunDirectory(String id);
 
+    public abstract File versionRoot(String id);
+
     public File getRunDirectory(String id, String subFolder) {
         return new File(getRunDirectory(id), subFolder);
     }
@@ -69,13 +72,6 @@ public abstract class IMinecraftProvider {
      */
     public abstract boolean install(String version, Consumer<MinecraftVersion> callback);
 
-    /**
-     * Returns the thing like ".minecraft/resourcepacks".
-     *
-     * @return the thing
-     */
-    public abstract File getResourcePacks();
-
     /**
      *
      * @param v should be resolved
@@ -91,12 +87,6 @@ public abstract class IMinecraftProvider {
      */
     public abstract File getMinecraftJar(String id);
 
-    protected GameDirType gameDirType = GameDirType.ROOT_FOLDER;
-
-    public void setGameDirType(GameDirType gameDirType) {
-        this.gameDirType = gameDirType;
-    }
-
     /**
      * Rename version
      *
@@ -121,7 +111,7 @@ public abstract class IMinecraftProvider {
      *
      * @return the version
      */
-    public abstract MinecraftVersion getOneVersion();
+    public abstract MinecraftVersion getOneVersion(Predicate<MinecraftVersion> p);
 
     /**
      * All Minecraft version in this profile.
@@ -148,9 +138,15 @@ public abstract class IMinecraftProvider {
 
     /**
      * Refind the versions in this profile.
+     * Must call onRefreshingVersions, onRefreshedVersions, onLoadedVersion
+     * Events.
      */
     public abstract void refreshVersions();
 
+    public final EventHandler<IMinecraftService> onRefreshingVersions = new EventHandler<>(this),
+        onRefreshedVersions = new EventHandler<>(this);
+    public final EventHandler<String> onLoadedVersion = new EventHandler<>(this);
+
     /**
      * Clean redundant files.
      */
@@ -161,6 +157,10 @@ public abstract class IMinecraftProvider {
      *
      * @return if false, will break the launch process.
      */
-    public abstract boolean onLaunch();
+    public abstract boolean onLaunch(String id);
+
+    public File baseDirectory() {
+        return service.baseDirectory();
+    }
 
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/AssetIndexDownloadInfo.java

@@ -0,0 +1,50 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.version;
+
+import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class AssetIndexDownloadInfo extends GameDownloadInfo {
+
+    int totalSize;
+
+    public AssetIndexDownloadInfo() {
+    }
+
+    public AssetIndexDownloadInfo(String id) {
+        this.id = id;
+        url = null;
+    }
+
+    @Override
+    public String getCustomizedURL(DownloadType dt) {
+        return dt.getProvider().getIndexesDownloadURL() + id + ".json";
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public int getTotalSize() {
+        return totalSize;
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/DecompressLibraryJob.java

@@ -26,12 +26,20 @@ import java.io.File;
 public class DecompressLibraryJob {
 
     public File[] decompressFiles;
-    public String[][] extractRules;
-    public File decompressTo;
+    public Extract[] extractRules;
+    private File decompressTo;
 
-    public DecompressLibraryJob(File[] decompressFiles, String[][] extractRules, File decompressTo) {
-        this.decompressFiles = decompressFiles;
-        this.extractRules = extractRules;
+    public DecompressLibraryJob(File[] decompressFiles, Extract[] extractRules, File decompressTo) {
+        this.decompressFiles = decompressFiles.clone();
+        this.extractRules = extractRules.clone();
+        this.decompressTo = decompressTo;
+    }
+
+    public File getDecompressTo() {
+        return decompressTo;
+    }
+
+    public void setDecompressTo(File decompressTo) {
         this.decompressTo = decompressTo;
     }
 

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/Extract.java

@@ -0,0 +1,48 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.version;
+
+import com.google.gson.annotations.SerializedName;
+import java.util.ArrayList;
+import java.util.List;
+import org.jackhuang.hellominecraft.util.StrUtils;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class Extract implements Cloneable {
+
+    @SerializedName("exclude")
+    public List<String> exclude = new ArrayList<>();
+
+    public boolean allow(String path) {
+        return !StrUtils.startsWithOne(exclude, path);
+    }
+
+    @Override
+    @SuppressWarnings("CloneDeclaresCloneNotSupported")
+    public Object clone() {
+        try {
+            return super.clone();
+        } catch (CloneNotSupportedException ex) {
+            throw new InternalError(ex);
+        }
+    }
+
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/GameDownloadInfo.java

@@ -0,0 +1,79 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.version;
+
+import com.google.gson.annotations.SerializedName;
+import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class GameDownloadInfo implements Cloneable {
+
+    @SerializedName("sha1")
+    public String sha1;
+    @SerializedName("size")
+    public int size;
+    @SerializedName("url")
+    protected String url;
+
+    /**
+     * Ready for AssetIndexDownloadInfo, and GameDownloadInfo also need this.
+     */
+    public String id = null;
+
+    /**
+     * Get the game download url.
+     *
+     * @param dt where to download?
+     *
+     * @return the download url
+     */
+    public String getUrl(DownloadType dt) {
+        return getUrl(dt, dt.getProvider().isAllowedToUseSelfURL());
+    }
+
+    /**
+     * Get the game download url.
+     *
+     * @param dt        where to download?
+     * @param allowSelf allow this game to be downloaded from its modified url?
+     *
+     * @return the download url
+     */
+    public String getUrl(DownloadType dt, boolean allowSelf) {
+        if (url != null && allowSelf)
+            return dt.getProvider().getParsedDownloadURL(url);
+        else
+            return getCustomizedURL(dt);
+    }
+
+    protected String getCustomizedURL(DownloadType dt) {
+        return dt.getProvider().getVersionsDownloadURL() + id + "/" + id + ".jar";
+    }
+
+    @Override
+    public Object clone() {
+        try {
+            return super.clone();
+        } catch (CloneNotSupportedException ex) {
+            throw new Error(ex);
+        }
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/IMinecraftLibrary.java

@@ -18,7 +18,6 @@
 package org.jackhuang.hellominecraft.launcher.core.version;
 
 import java.io.File;
-import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
 
 /**
  *
@@ -34,16 +33,14 @@ public abstract class IMinecraftLibrary implements Cloneable {
 
     public abstract boolean isRequiredToUnzip();
 
-    public abstract String[] getDecompressExtractRules();
+    public abstract Extract getDecompressExtractRules();
 
-    public abstract void init();
+    public abstract LibraryDownloadInfo getDownloadInfo();
 
     public abstract boolean allow();
 
     public abstract File getFilePath(File gameDir);
 
-    public abstract String getDownloadURL(String urlBase, DownloadType downloadType);
-
     @Override
     public boolean equals(Object obj) {
         if (obj instanceof MinecraftLibrary)
@@ -59,5 +56,12 @@ public abstract class IMinecraftLibrary implements Cloneable {
     }
 
     @Override
-    public abstract Object clone();
+    @SuppressWarnings("CloneDeclaresCloneNotSupported")
+    public Object clone() {
+        try {
+            return super.clone();
+        } catch (CloneNotSupportedException ex) {
+            throw new InternalError(ex);
+        }
+    }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/LibrariesDownloadInfo.java

@@ -17,20 +17,17 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.version;
 
+import com.google.gson.annotations.SerializedName;
+import java.util.Map;
+
 /**
  *
  * @author huangyuhui
  */
-public class Natives implements Cloneable {
+public class LibrariesDownloadInfo {
 
-    public String windows, osx, linux;
-
-    @Override
-    protected Object clone() {
-        Natives n = new Natives();
-        n.windows = windows;
-        n.osx = osx;
-        n.linux = linux;
-        return n;
-    }
+    @SerializedName("classifiers")
+    Map<String, LibraryDownloadInfo> classifiers;
+    @SerializedName("artifact")
+    LibraryDownloadInfo artifact;
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/LibraryDownloadInfo.java

@@ -0,0 +1,48 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.version;
+
+import com.google.gson.annotations.SerializedName;
+import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class LibraryDownloadInfo extends GameDownloadInfo {
+
+    @SerializedName("path")
+    public String path;
+    @SerializedName("forgeURL")
+    public String forgeURL;
+
+    @Override
+    public String getUrl(DownloadType dt, boolean allowSelf) {
+        String myURL = (forgeURL == null ? dt.getProvider().getLibraryDownloadURL() : forgeURL);
+        if (StrUtils.isNotBlank(url) && allowSelf)
+            myURL = url;
+        if (!myURL.endsWith(".jar"))
+            if (path == null)
+                return null;
+            else
+                myURL = IOUtils.addURLSeparator(myURL) + path.replace('\\', '/');
+        return myURL;
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/MinecraftLibrary.java

@@ -0,0 +1,139 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.version;
+
+import com.google.gson.annotations.SerializedName;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.HashMap;
+import org.jackhuang.hellominecraft.util.system.OS;
+import org.jackhuang.hellominecraft.util.system.Platform;
+import org.jackhuang.hellominecraft.util.StrUtils;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftLibrary extends IMinecraftLibrary {
+
+    @SerializedName("rules")
+    public ArrayList<Rules> rules;
+    @SerializedName("url")
+    public String url;
+    @SerializedName("natives")
+    public Natives natives;
+    @SerializedName("extract")
+    public Extract extract;
+    @SerializedName("downloads")
+    public LibrariesDownloadInfo downloads;
+
+    public MinecraftLibrary(String name) {
+        super(name);
+    }
+
+    public MinecraftLibrary(ArrayList<Rules> rules, String url, Natives natives, String name, Extract extract, LibraryDownloadInfo downloads) {
+        super(name);
+        this.rules = rules == null ? null : (ArrayList<Rules>) rules.clone();
+        this.url = url;
+        this.natives = natives == null ? null : (Natives) natives.clone();
+        this.extract = extract == null ? null : (Extract) extract.clone();
+    }
+
+    /**
+     * is the library allowed to load.
+     *
+     * @return
+     */
+    @Override
+    public boolean allow() {
+        if (rules != null) {
+            boolean flag = false;
+            for (Rules r : rules)
+                if ("disallow".equals(r.action()))
+                    return false;
+                else if ("allow".equals(r.action()))
+                    flag = true;
+            return flag;
+        } else
+            return true;
+    }
+
+    private String formatArch(String nati) {
+        return nati == null ? "" : nati.replace("${arch}", Platform.getPlatform().getBit());
+    }
+
+    private String getNative() {
+        switch (OS.os()) {
+        case WINDOWS:
+            return formatArch(natives.windows);
+        case OSX:
+            return formatArch(natives.osx);
+        default:
+            return formatArch(natives.linux);
+        }
+    }
+
+    @Override
+    public boolean isRequiredToUnzip() {
+        return natives != null && allow();
+    }
+
+    public String formatName() {
+        String[] s = name.split(":");
+        if (s.length < 3)
+            return null;
+        StringBuilder sb = new StringBuilder(s[0].replace('.', '/')).append('/').append(s[1]).append('/').append(s[2]).append('/').append(s[1]).append('-').append(s[2]);
+        if (natives != null)
+            sb.append('-').append(getNative());
+        return sb.append(".jar").toString();
+    }
+
+    @Override
+    public File getFilePath(File gameDir) {
+        return new File(gameDir, "libraries/" + getDownloadInfo().path);
+    }
+
+    @Override
+    public Extract getDecompressExtractRules() {
+        return extract == null ? new Extract() : extract;
+    }
+
+    public LibraryDownloadInfo getDownloadInfo() {
+        if (downloads == null)
+            downloads = new LibrariesDownloadInfo();
+        LibraryDownloadInfo info;
+        if (natives != null) {
+            if (downloads.classifiers == null)
+                downloads.classifiers = new HashMap<>();
+            if (!downloads.classifiers.containsKey(getNative()))
+                downloads.classifiers.put(getNative(), info = new LibraryDownloadInfo());
+            else
+                info = downloads.classifiers.get(getNative());
+        } else if (downloads.artifact == null)
+            downloads.artifact = info = new LibraryDownloadInfo();
+        else
+            info = downloads.artifact;
+        if (StrUtils.isBlank(info.path)) {
+            info.path = formatName();
+            if (info.path == null)
+                return null;
+        }
+        info.forgeURL = this.url;
+        return info;
+    }
+}

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/MinecraftOldLibrary.java

@@ -18,7 +18,6 @@
 package org.jackhuang.hellominecraft.launcher.core.version;
 
 import java.io.File;
-import org.jackhuang.hellominecraft.launcher.core.download.DownloadType;
 
 /**
  *
@@ -35,10 +34,6 @@ public class MinecraftOldLibrary extends MinecraftLibrary {
         return false;
     }
 
-    @Override
-    public void init() {
-    }
-
     @Override
     public boolean allow() {
         return true;
@@ -51,12 +46,12 @@ public class MinecraftOldLibrary extends MinecraftLibrary {
 
     @Override
     public Object clone() {
-        return new MinecraftOldLibrary(name);
+        return super.clone();
     }
 
     @Override
-    public String getDownloadURL(String urlBase, DownloadType downloadType) {
-        return null;
+    public LibraryDownloadInfo getDownloadInfo() {
+        return new LibraryDownloadInfo();
     }
 
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/MinecraftVersion.java

@@ -17,16 +17,20 @@
  */
 package org.jackhuang.hellominecraft.launcher.core.version;
 
+import com.google.gson.annotations.SerializedName;
 import java.io.File;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
-import org.jackhuang.hellominecraft.utils.C;
+import org.jackhuang.hellominecraft.util.C;
 import org.jackhuang.hellominecraft.launcher.core.GameException;
 import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftProvider;
-import org.jackhuang.hellominecraft.launcher.core.assets.AssetsIndex;
-import org.jackhuang.hellominecraft.utils.ArrayUtils;
+import org.jackhuang.hellominecraft.launcher.core.asset.AssetsIndex;
+import org.jackhuang.hellominecraft.util.ArrayUtils;
+import org.jackhuang.hellominecraft.util.Utils;
 
 /**
  *
@@ -34,17 +38,43 @@ import org.jackhuang.hellominecraft.utils.ArrayUtils;
  */
 public class MinecraftVersion implements Cloneable, Comparable<MinecraftVersion> {
 
-    public String minecraftArguments, mainClass, time, id, type, processArguments,
-        releaseTime, assets, jar, inheritsFrom, runDir;
+    @SerializedName("minecraftArguments")
+    public String minecraftArguments;
+    @SerializedName("mainClass")
+    public String mainClass;
+    @SerializedName("time")
+    public String time;
+    @SerializedName("id")
+    public String id;
+    @SerializedName("type")
+    public String type;
+    @SerializedName("processArguments")
+    public String processArguments;
+    @SerializedName("releaseTime")
+    public String releaseTime;
+    @SerializedName("jar")
+    public String jar;
+    @SerializedName("inheritsFrom")
+    public String inheritsFrom;
+    @SerializedName("runDir")
+    public String runDir;
+    @SerializedName("assets")
+    protected String assets;
+    @SerializedName("minimumLauncherVersion")
     public int minimumLauncherVersion;
+    @SerializedName("hidden")
     public boolean hidden;
-
-    public List<MinecraftLibrary> libraries;
+    @SerializedName("assetIndex")
+    public AssetIndexDownloadInfo assetIndex;
+    @SerializedName("downloads")
+    private Map<String, GameDownloadInfo> downloads;
+    @SerializedName("libraries")
+    public ArrayList<MinecraftLibrary> libraries;
 
     public MinecraftVersion() {
     }
 
-    public MinecraftVersion(String minecraftArguments, String mainClass, String time, String id, String type, String processArguments, String releaseTime, String assets, String jar, String inheritsFrom, String runDir, int minimumLauncherVersion, List<MinecraftLibrary> libraries, boolean hidden) {
+    public MinecraftVersion(String minecraftArguments, String mainClass, String time, String id, String type, String processArguments, String releaseTime, String assets, String jar, String inheritsFrom, String runDir, int minimumLauncherVersion, List<MinecraftLibrary> libraries, boolean hidden, Map<String, GameDownloadInfo> downloads, AssetIndexDownloadInfo assetIndexDownloadInfo) {
         this();
         this.minecraftArguments = minecraftArguments;
         this.mainClass = mainClass;
@@ -59,18 +89,36 @@ public class MinecraftVersion implements Cloneable, Comparable<MinecraftVersion>
         this.minimumLauncherVersion = minimumLauncherVersion;
         this.hidden = hidden;
         this.runDir = runDir;
+        if (assetIndexDownloadInfo == null)
+            this.assetIndex = null;
+        else
+            this.assetIndex = (AssetIndexDownloadInfo) assetIndexDownloadInfo.clone();
         if (libraries == null)
             this.libraries = new ArrayList<>();
         else {
             this.libraries = new ArrayList<>(libraries.size());
-            for (IMinecraftLibrary library : libraries)
-                this.libraries.add((MinecraftLibrary) library.clone());
+            for (MinecraftLibrary library : libraries)
+                if (library != null)
+                    this.libraries.add((MinecraftLibrary) library.clone());
+        }
+        if (downloads == null)
+            this.downloads = null;
+        else {
+            this.downloads = new HashMap<>(downloads.size());
+            for (Map.Entry<String, GameDownloadInfo> entry : downloads.entrySet())
+                this.downloads.put(entry.getKey(), (GameDownloadInfo) entry.getValue().clone());
         }
     }
 
     @Override
     public Object clone() {
-        return new MinecraftVersion(minecraftArguments, mainClass, time, id, type, processArguments, releaseTime, assets, jar, inheritsFrom, runDir, minimumLauncherVersion, libraries, hidden);
+        try {
+            MinecraftVersion mv = (MinecraftVersion) super.clone();
+            mv.libraries = (ArrayList<MinecraftLibrary>) mv.libraries.clone();
+            return mv;
+        } catch (CloneNotSupportedException ex) {
+            throw new InternalError();
+        }
     }
 
     public MinecraftVersion resolve(IMinecraftProvider provider) throws GameException {
@@ -97,7 +145,9 @@ public class MinecraftVersion implements Cloneable, Comparable<MinecraftVersion>
             this.assets != null ? this.assets : parent.assets,
             this.jar != null ? this.jar : parent.jar,
             null, this.runDir, parent.minimumLauncherVersion,
-            this.libraries != null ? ArrayUtils.merge(this.libraries, parent.libraries) : parent.libraries, this.hidden);
+            this.libraries != null ? ArrayUtils.merge(parent.libraries, this.libraries) : parent.libraries, this.hidden,
+            this.downloads != null ? this.downloads : parent.downloads,
+            this.assetIndex != null ? this.assetIndex : parent.assetIndex);
 
         return result;
     }
@@ -121,12 +171,29 @@ public class MinecraftVersion implements Cloneable, Comparable<MinecraftVersion>
         return true;
     }
 
-    public String getAssets() {
-        return assets == null ? AssetsIndex.DEFAULT_ASSET_NAME : assets;
-    }
-
     @Override
     public int compareTo(MinecraftVersion o) {
-        return id.compareTo(((MinecraftVersion) o).id);
+        return id.compareTo(o.id);
+    }
+
+    public AssetIndexDownloadInfo getAssetsIndex() {
+        if (assetIndex == null)
+            assetIndex = new AssetIndexDownloadInfo((String) Utils.firstNonNull(assets, AssetsIndex.DEFAULT_ASSET_NAME));
+        return assetIndex;
+    }
+
+    public GameDownloadInfo getClientDownloadInfo() {
+        if (downloads == null)
+            downloads = new HashMap<>();
+        if (!downloads.containsKey("client"))
+            downloads.put("client", new GameDownloadInfo());
+        GameDownloadInfo i = downloads.get("client");
+        if (i.id == null)
+            i.id = id;
+        return i;
+    }
+
+    public Set<IMinecraftLibrary> getLibraries() {
+        return libraries == null ? new HashSet() : new HashSet(libraries);
     }
 }

HMCL/src/core/java/org/jackhuang/hellominecraft/launcher/core/version/MinecraftVersionManager.java

@@ -0,0 +1,283 @@
+/*
+ * Hello Minecraft! Launcher.
+ * Copyright (C) 2013  huangyuhui <huanghongxun2008@126.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ */
+package org.jackhuang.hellominecraft.launcher.core.version;
+
+import com.google.gson.JsonSyntaxException;
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Map;
+import java.util.TreeMap;
+import org.jackhuang.hellominecraft.util.C;
+import org.jackhuang.hellominecraft.util.logging.HMCLog;
+import org.jackhuang.hellominecraft.launcher.core.GameException;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftProvider;
+import org.jackhuang.hellominecraft.launcher.core.service.IMinecraftService;
+import org.jackhuang.hellominecraft.util.system.FileUtils;
+import org.jackhuang.hellominecraft.launcher.core.MCUtils;
+import org.jackhuang.hellominecraft.util.tasks.TaskWindow;
+import org.jackhuang.hellominecraft.util.system.IOUtils;
+import org.jackhuang.hellominecraft.util.MessageBox;
+import org.jackhuang.hellominecraft.util.StrUtils;
+import org.jackhuang.hellominecraft.util.func.Consumer;
+import org.jackhuang.hellominecraft.util.func.Predicate;
+import org.jackhuang.hellominecraft.util.ui.SwingUtils;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class MinecraftVersionManager extends IMinecraftProvider {
+
+    final Map<String, MinecraftVersion> versions = new TreeMap();
+
+    /**
+     *
+     * @param p
+     */
+    public MinecraftVersionManager(IMinecraftService p) {
+        super(p);
+    }
+
+    @Override
+    public Collection<MinecraftVersion> getVersions() {
+        return versions.values();
+    }
+
+    @Override
+    public int getVersionCount() {
+        return versions.size();
+    }
+
+    @Override
+    public synchronized void refreshVersions() {
+        onRefreshingVersions.execute(service);
+
+        try {
+            MCUtils.tryWriteProfile(service.baseDirectory());
+        } catch (IOException ex) {
+            HMCLog.warn("Failed to create launcher_profiles.json, Forge/LiteLoader installer will not work.", ex);
+        }
+
+        versions.clear();
+        File oldDir = new File(service.baseDirectory(), "bin");
+        if (oldDir.exists()) {
+            MinecraftClassicVersion v = new MinecraftClassicVersion();
+            versions.put(v.id, v);
+        }
+
+        File version = new File(service.baseDirectory(), "versions");
+        File[] files = version.listFiles();
+        if (files != null && files.length > 0)
+            for (File dir : files) {
+                String id = dir.getName();
+                File jsonFile = new File(dir, id + ".json");
+
+                if (!dir.isDirectory())
+                    continue;
+                boolean ask = false;
+                File[] jsons = null;
+                if (!jsonFile.exists()) {
+                    jsons = FileUtils.searchSuffix(dir, "json");
+                    if (jsons.length == 1)
+                        ask = true;
+                }
+                if (ask) {
+                    HMCLog.warn("Found not matched filenames version: " + id + ", json: " + jsons[0].getName());
+                    if (MessageBox.Show(String.format(C.i18n("launcher.versions_json_not_matched"), id, jsons[0].getName()), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION)
+                        if (!jsons[0].renameTo(new File(jsons[0].getParent(), id + ".json")))
+                            HMCLog.warn("Failed to rename version json " + jsons[0]);
+                }
+                if (!jsonFile.exists()) {
+                    if (MessageBox.Show(C.i18n("launcher.versions_json_not_matched_cannot_auto_completion", id), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION)
+                        FileUtils.deleteDirectoryQuietly(dir);
+                    continue;
+                }
+                MinecraftVersion mcVersion;
+                try {
+                    mcVersion = C.GSON.fromJson(FileUtils.read(jsonFile), MinecraftVersion.class);
+                    if (mcVersion == null)
+                        throw new GameException("Wrong json format, got null.");
+                } catch (Exception e) {
+                    HMCLog.warn("Found wrong format json, try to fix it.", e);
+                    if (MessageBox.Show(C.i18n("launcher.versions_json_not_formatted", id), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION) {
+                        service.download().downloadMinecraftVersionJson(id);
+                        try {
+                            mcVersion = C.GSON.fromJson(FileUtils.read(jsonFile), MinecraftVersion.class);
+                            if (mcVersion == null)
+                                throw new GameException("Wrong json format, got null.");
+                        } catch (IOException | GameException | JsonSyntaxException ex) {
+                            HMCLog.warn("Ignoring: " + dir + ", the json of this Minecraft is malformed.", ex);
+                            continue;
+                        }
+                    } else
+                        continue;
+                }
+                try {
+                    if (!id.equals(mcVersion.id)) {
+                        HMCLog.warn("Found: " + dir + ", it contains id: " + mcVersion.id + ", expected: " + id + ", this app will fix this problem.");
+                        mcVersion.id = id;
+                        FileUtils.writeQuietly(jsonFile, C.GSON.toJson(mcVersion));
+                    }
+
+                    versions.put(id, mcVersion);
+                    onLoadedVersion.execute(id);
+                } catch (Exception e) {
+                    HMCLog.warn("Ignoring: " + dir + ", the json of this Minecraft is malformed.", e);
+                }
+            }
+        onRefreshedVersions.execute(service);
+    }
+
+    @Override
+    public File versionRoot(String id) {
+        return new File(service.baseDirectory(), "versions/" + id);
+    }
+
+    @Override
+    public boolean removeVersionFromDisk(String name) {
+        File version = versionRoot(name);
+        if (!version.exists())
+            return true;
+
+        versions.remove(name);
+        return FileUtils.deleteDirectoryQuietly(version);
+    }
+
+    @Override
+    public boolean renameVersion(String from, String to) {
+        try {
+            File fromJson = new File(versionRoot(from), from + ".json");
+            MinecraftVersion mcVersion = C.GSON.fromJson(FileUtils.read(fromJson), MinecraftVersion.class);
+            mcVersion.id = to;
+            FileUtils.writeQuietly(fromJson, C.GSON.toJson(mcVersion));
+            File toDir = versionRoot(to);
+            if (!versionRoot(from).renameTo(toDir))
+                HMCLog.warn("MinecraftVersionManager.RenameVersion: Failed to rename version root " + from + " to " + to);
+            File toJson = new File(toDir, to + ".json");
+            File toJar = new File(toDir, to + ".jar");
+            if (new File(toDir, from + ".json").renameTo(toJson))
+                HMCLog.warn("MinecraftVersionManager.RenameVersion: Failed to rename json");
+            File newJar = new File(toDir, from + ".jar");
+            if (newJar.exists() && !newJar.renameTo(toJar))
+                HMCLog.warn("Failed to rename pre jar " + newJar + " to new jar " + toJar);
+            return true;
+        } catch (IOException | JsonSyntaxException e) {
+            HMCLog.warn("Failed to rename " + from + " to " + to + ", the json of this Minecraft is malformed.", e);
+            return false;
+        }
+    }
+
+    @Override
+    public File getRunDirectory(String id) {
+        if (getVersionById(id) != null)
+            if ("version".equals(getVersionById(id).runDir))
+                return versionRoot(id);
+        return baseDirectory();
+    }
+
+    @Override
+    public boolean install(String id, Consumer<MinecraftVersion> callback) {
+        if (!TaskWindow.factory().append(service.download().downloadMinecraft(id)).create())
+            return false;
+        if (callback != null) {
+            File mvt = new File(versionRoot(id), id + ".json");
+            MinecraftVersion v = C.GSON.fromJson(FileUtils.readQuietly(mvt), MinecraftVersion.class);
+            if (v == null)
+                return false;
+            callback.accept(v);
+            FileUtils.writeQuietly(mvt, C.GSON.toJson(v));
+        }
+        refreshVersions();
+        return true;
+    }
+
+    @Override
+    public void open(String mv, String name) {
+        SwingUtils.openFolder((name == null) ? getRunDirectory(mv) : new File(getRunDirectory(mv), name));
+    }
+
+    @Override
+    public DecompressLibraryJob getDecompressLibraries(MinecraftVersion v) throws GameException {
+        if (v.libraries == null)
+            throw new GameException("Wrong format: minecraft.json");
+        ArrayList<File> unzippings = new ArrayList<>();
+        ArrayList<Extract> extractRules = new ArrayList<>();
+        for (IMinecraftLibrary l : v.libraries)
+            if (l.isRequiredToUnzip() && v.isAllowedToUnpackNatives()) {
+                unzippings.add(IOUtils.tryGetCanonicalFile(l.getFilePath(service.baseDirectory())));
+                extractRules.add(l.getDecompressExtractRules());
+            }
+        return new DecompressLibraryJob(unzippings.toArray(new File[unzippings.size()]), extractRules.toArray(new Extract[extractRules.size()]), getDecompressNativesToLocation(v));
+    }
+
+    @Override
+    public File getDecompressNativesToLocation(MinecraftVersion v) {
+        return v == null ? null : v.getNatives(service.baseDirectory());
+    }
+
+    @Override
+    public File getMinecraftJar(String id) {
+        if (versions.containsKey(id))
+            return versions.get(id).getJar(service.baseDirectory());
+        else
+            return null;
+    }
+
+    @Override
+    public MinecraftVersion getOneVersion(Predicate<MinecraftVersion> pred) {
+        for (MinecraftVersion v : versions.values())
+            if (pred == null || pred.apply(v))
+                return v;
+        return null;
+    }
+
+    @Override
+    public MinecraftVersion getVersionById(String id) {
+        return StrUtils.isBlank(id) ? null : versions.get(id);
+    }
+
+    @Override
+    public boolean onLaunch(String id) {
+        File resourcePacks = new File(getRunDirectory(id), "resourcepacks");
+        if (!resourcePacks.exists() && !resourcePacks.mkdirs())
+            HMCLog.warn("Failed to make resourcePacks: " + resourcePacks);
+        return true;
+    }
+
+    @Override
+    public void cleanFolder() {
+        for (MinecraftVersion s : getVersions()) {
+            FileUtils.deleteDirectoryQuietly(new File(versionRoot(s.id), s.id + "-natives"));
+            File f = getRunDirectory(s.id);
+            String[] dir = { "natives", "native", "$native", "AMD", "crash-reports", "logs", "asm", "NVIDIA", "server-resource-packs", "natives", "native" };
+            for (String str : dir)
+                FileUtils.deleteDirectoryQuietly(new File(f, str));
+            String[] files = { "output-client.log", "usercache.json", "usernamecache.json", "hmclmc.log" };
+            for (String str : files)
+                if (!new File(f, str).delete())
+                    HMCLog.warn("Failed to delete " + str);
+        }
+    }
+
+    @Override
+    public void initializeMiencraft() {
+
+    }
+}