Some changes to make the diff between 1.14-snapshot and commanding branch smaller.

worldedit-core/src/main/java/com/boydti/fawe/beta/IChunk.java

@@ -89,7 +89,7 @@ public interface IChunk<T extends Future<T>> extends Trimable, Callable<T>, IChu
      * Filter through all the blocks in the chunk
      *
      * @param filter the filter
-     * @param block  The filter block
+     * @param block The filter block
      * @param region The region allowed to filter (may be null)
      */
     void filterBlocks(Filter filter, ChunkFilterBlock block, @Nullable Region region);

worldedit-core/src/main/java/com/boydti/fawe/beta/IQueueExtent.java

@@ -145,7 +145,7 @@ public interface IQueueExtent extends Flushable, Trimable, Extent {
      * #wrap(IChunk)}
      *
      * @param isFull true if a more optimized chunk should be returned
-     * @return
+     * @return a more optimized chunk object
      */
     IChunk create(boolean isFull);
 
@@ -173,13 +173,16 @@ public interface IQueueExtent extends Flushable, Trimable, Extent {
     ChunkFilterBlock initFilterBlock();
 
     /**
-     * Number of chunks in queue
+     * Returns the number of chunks in this queue.
-     * @return
+     *
+     * @return the number of chunks in this queue
      */
     int size();
 
     /**
-     * @return If queue is empty
+     * Returns <tt>true</tt> if this queue contains no elements.
+     *
+     * @return <tt>true</tt> if this queue contains no elements
      */
     boolean isEmpty();
 }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/CharBlocks.java

@@ -113,8 +113,7 @@ public class CharBlocks implements IBlocks {
             return get(blocks, layer)[index];
         }
 
-        public final void set(CharBlocks blocks, int layer, int index,
+        public final void set(CharBlocks blocks, int layer, int index, char value) {
-            char value) {
             get(blocks, layer)[index] = value;
         }
     }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/CharGetBlocks.java

@@ -6,8 +6,6 @@ import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockTypes;
 
-import java.util.concurrent.Future;
-
 public abstract class CharGetBlocks extends CharBlocks implements IChunkGet {
 
     @Override

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/DelegateChunk.java

@@ -1,29 +1,25 @@
 package com.boydti.fawe.beta.implementation.holder;
 
 import com.boydti.fawe.beta.IChunk;
-import com.boydti.fawe.beta.IChunkSet;
 import com.boydti.fawe.beta.IDelegateChunk;
-import com.sk89q.jnbt.CompoundTag;
-
-import java.util.concurrent.Future;
 
 /**
  * Implementation of IDelegateChunk
  */
-public class DelegateChunk<U extends IChunk> implements IDelegateChunk<U> {
+public class DelegateChunk<T extends IChunk> implements IDelegateChunk<T> {
 
-    private U parent;
+    private T parent;
 
-    public DelegateChunk(U parent) {
+    public DelegateChunk(final T parent) {
         this.parent = parent;
     }
 
     @Override
-    public final U getParent() {
+    public final T getParent() {
         return parent;
     }
 
-    public final void setParent(U parent) {
+    public final void setParent(final T parent) {
         this.parent = parent;
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/brush/visualization/cfi/HeightMapMCAGenerator.java

@@ -25,6 +25,7 @@ import com.boydti.fawe.util.image.ImageViewer;
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalSession;
+import com.sk89q.worldedit.MaxChangedBlocksException;
 import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.blocks.BaseItemStack;
 import com.sk89q.worldedit.entity.Player;
@@ -43,6 +44,7 @@ import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.registry.state.PropertyKey;
 import com.sk89q.worldedit.session.ClipboardHolder;
 import com.sk89q.worldedit.util.Location;
+import com.sk89q.worldedit.util.TreeGenerator;
 import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.biome.BiomeTypes;
@@ -1946,6 +1948,11 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         return false;
     }
 
+    @Override
+    public boolean generateTree(TreeGenerator.TreeType type, EditSession editSession, BlockVector3 position) throws MaxChangedBlocksException {
+        return false;
+    }
+
     @Override
     public void dropItem(Vector3 position, BaseItemStack item) {
         // TODO Auto-generated method stub

worldedit-core/src/main/java/com/boydti/fawe/object/changeset/AbstractDelegateChangeSet.java

@@ -31,6 +31,11 @@ public class AbstractDelegateChangeSet extends FaweChangeSet {
         this.waitingAsync = parent.waitingAsync;
     }
 
+    @Override
+    public boolean closeAsync() {
+        return parent.closeAsync();
+    }
+
     @Override
     public boolean flush() {
         return parent.flush();
@@ -61,11 +66,6 @@ public class AbstractDelegateChangeSet extends FaweChangeSet {
         return parent.flushAsync();
     }
 
-    @Override
-    public boolean closeAsync() {
-        return parent.closeAsync();
-    }
-
     @Override
     public void add(int x, int y, int z, int combinedFrom, int combinedTo) {
         parent.add(x, y, z, combinedFrom, combinedTo);

worldedit-core/src/main/java/com/boydti/fawe/object/function/block/CombinedBlockCopy.java

@@ -23,6 +23,6 @@ public class CombinedBlockCopy implements RegionFunction {
 //        BlockStateHolder block = source.getBlock(position);
         BaseBlock block = source.getFullBlock(position);
         function.apply(position);
-        return destination.setBlock(position.getX(),position.getY(),position.getZ(), block);
+        return destination.setBlock(position, block);
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/function/block/SimpleBlockCopy.java

@@ -17,6 +17,6 @@ public class SimpleBlockCopy implements RegionFunction {
 
     @Override
     public boolean apply(BlockVector3 position) throws WorldEditException {
-        return destination.setBlock(position.getX(),position.getY(),position.getZ(), source.getFullBlock(position));
+        return destination.setBlock(position, source.getFullBlock(position));
     }
 }