From 1dc421e6a43429edb32a554197329b38caf8f4e0 Mon Sep 17 00:00:00 2001
From: Alex O'Neill <35673674+alcatrazEscapee@users.noreply.github.com>
Date: Wed, 20 Oct 2021 15:10:13 -0400
Subject: [PATCH] Add `BiomeDictionary#hasType(String)` (#8157)

---
 .../common/BiomeDictionary.java               | 13 +++++++++++++
 .../debug/block/BlockEntityOnLoadTest.java    | 19 +++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/src/main/java/net/minecraftforge/common/BiomeDictionary.java b/src/main/java/net/minecraftforge/common/BiomeDictionary.java
index c96cb8ca4f..d1225a48a5 100644
--- a/src/main/java/net/minecraftforge/common/BiomeDictionary.java
+++ b/src/main/java/net/minecraftforge/common/BiomeDictionary.java
@@ -156,6 +156,19 @@ public class BiomeDictionary
             return t;
         }
 
+        /**
+         * Checks if a type instance exists for a given name. Does not have any side effects if a type does not already exist.
+         * This can be used for checking if a user-defined type is valid, for example, in a codec which accepts biome dictionary names.
+         * @param name The name.
+         * @return {@code true} if a type exists with this name.
+         *
+         * @see #getType(String, Type...) #getType for type naming conventions.
+         */
+        public static boolean hasType(String name)
+        {
+            return byName.containsKey(name.toUpperCase());
+        }
+
         /**
          * @return An unmodifiable collection of all current biome types.
          */
diff --git a/src/test/java/net/minecraftforge/debug/block/BlockEntityOnLoadTest.java b/src/test/java/net/minecraftforge/debug/block/BlockEntityOnLoadTest.java
index ea13b08001..a71dcea324 100644
--- a/src/test/java/net/minecraftforge/debug/block/BlockEntityOnLoadTest.java
+++ b/src/test/java/net/minecraftforge/debug/block/BlockEntityOnLoadTest.java
@@ -1,3 +1,22 @@
+/*
+ * Minecraft Forge
+ * Copyright (c) 2016-2021.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation version 2.1
+ * of the License.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
 package net.minecraftforge.debug.block;
 
 import net.minecraft.core.BlockPos;