Rename to lower case

src/main/java/com/colen/postea/api/BlockReplacementManager.java

@@ -0,0 +1,40 @@
+package com.colen.postea.api;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.function.BiFunction;
+
+import net.minecraft.world.World;
+
+import com.colen.postea.utility.BlockConversionInfo;
+
+public class BlockReplacementManager {
+
+    public static final Map<String, BiFunction<BlockConversionInfo, World, BlockConversionInfo>> blockReplacementMap = new HashMap<>();
+    public static final HashSet<Integer> posteaMarkedIDs = new HashSet<>();
+
+    @SuppressWarnings("unused")
+    public static void addBlockReplacement(String blockNameIn,
+        BiFunction<BlockConversionInfo, World, BlockConversionInfo> transformer) {
+        blockReplacementMap.put(blockNameIn, transformer);
+    }
+
+    public static BlockConversionInfo getBlockReplacement(BlockConversionInfo blockConversionInfo, World world) {
+
+        BiFunction<BlockConversionInfo, World, BlockConversionInfo> transformer = blockReplacementMap
+            .getOrDefault(blockConversionInfo.blockName, null);
+
+        if (transformer == null) {
+            return null;
+        } else {
+            return transformer.apply(blockConversionInfo, world);
+        }
+    }
+
+    // We need this to save reprocessing blocks.
+    public static boolean blockNotConvertible(int blockID) {
+        return !posteaMarkedIDs.contains(blockID);
+    }
+
+}