Make fields final if possible to ensure immutability

src/main/java/appeng/spatial/CachedPlane.java

@@ -33,7 +33,7 @@ public class CachedPlane
 		private final Object ch[] = { 0, 0, 0 };
 		private List<Integer> skipThese = null;
 
-		private ExtendedBlockStorage[] storage;
+		private final ExtendedBlockStorage[] storage;
 
 		public Column(Chunk _c, int _x, int _z, int cy, int chunkHeight) {
 			x = _x;
@@ -92,29 +92,29 @@ public class CachedPlane
 
 	int verticalBits;
 
-	int x_size;
-	int z_size;
+	final int x_size;
+	final int z_size;
 
-	int cx_size;
-	int cz_size;
+	final int cx_size;
+	final int cz_size;
 
-	int x_offset;
-	int y_offset;
-	int z_offset;
+	final int x_offset;
+	final int y_offset;
+	final int z_offset;
 
-	int y_size;
+	final int y_size;
 
-	Chunk myChunks[][];
-	Column myColumns[][];
+	final Chunk[][] myChunks;
+	final Column[][] myColumns;
 
-	LinkedList<TileEntity> tiles = new LinkedList<TileEntity>();
-	LinkedList<NextTickListEntry> ticks = new LinkedList<NextTickListEntry>();
+	final LinkedList<TileEntity> tiles = new LinkedList<TileEntity>();
+	final LinkedList<NextTickListEntry> ticks = new LinkedList<NextTickListEntry>();
 
-	World world;
-	Block matrixFrame = AEApi.instance().blocks().blockMatrixFrame.block();
-	IMovableRegistry reg = AEApi.instance().registries().movable();
+	final World world;
+	final Block matrixFrame = AEApi.instance().blocks().blockMatrixFrame.block();
+	final IMovableRegistry reg = AEApi.instance().registries().movable();
 
-	LinkedList<WorldCoord> updates = new LinkedList<WorldCoord>();
+	final LinkedList<WorldCoord> updates = new LinkedList<WorldCoord>();
 
 	public CachedPlane(World w, int minX, int minY, int minZ, int maxX, int maxY, int maxZ) {
 

src/main/java/appeng/spatial/StorageChunkProvider.java

@@ -27,7 +27,7 @@ public class StorageChunkProvider extends ChunkProviderGenerate implements IChun
 		
 	}
 	
-	World w;
+	final World w;
 
 	public StorageChunkProvider(World wrd, long i) {
 		super( wrd, i, false );

src/main/java/appeng/spatial/StorageHelper.java

@@ -34,7 +34,7 @@ public class StorageHelper
 	class triggerUpdates implements ISpatialVisitor
 	{
 
-		World dst;
+		final World dst;
 
 		public triggerUpdates(World dst2) {
 			dst = dst2;
@@ -51,9 +51,9 @@ public class StorageHelper
 	class WrapInMatrixFrame implements ISpatialVisitor
 	{
 
-		World dst;
-		Block blkID;
-		int Meta;
+		final World dst;
+		final Block blkID;
+		final int Meta;
 
 		public WrapInMatrixFrame(Block blockID, int metaData, World dst2) {
 			dst = dst2;
@@ -94,7 +94,7 @@ public class StorageHelper
 	class METeleporter extends Teleporter
 	{
 
-		TelDestination dest;
+		final TelDestination dest;
 
 		public METeleporter(WorldServer par1WorldServer, TelDestination d) {
 			super( par1WorldServer );