Make fields final if possible to ensure immutability

src/main/java/appeng/parts/reporting/PartCraftingTerminal.java

@@ -15,7 +15,7 @@ import appeng.tile.inventory.InvOperation;
 public class PartCraftingTerminal extends PartTerminal implements IAEAppEngInventory
 {
 
-	AppEngInternalInventory craftingGrid = new AppEngInternalInventory( this, 9 );
+	final AppEngInternalInventory craftingGrid = new AppEngInternalInventory( this, 9 );
 
 	@Override
 	public void writeToNBT(NBTTagCompound data)

src/main/java/appeng/parts/reporting/PartPatternTerminal.java

@@ -18,9 +18,9 @@ import appeng.tile.inventory.InvOperation;
 public class PartPatternTerminal extends PartTerminal implements IAEAppEngInventory
 {
 
-	AppEngInternalInventory crafting = new AppEngInternalInventory( this, 9 );
-	AppEngInternalInventory output = new AppEngInternalInventory( this, 3 );
-	AppEngInternalInventory pattern = new AppEngInternalInventory( this, 2 );
+	final AppEngInternalInventory crafting = new AppEngInternalInventory( this, 9 );
+	final AppEngInternalInventory output = new AppEngInternalInventory( this, 3 );
+	final AppEngInternalInventory pattern = new AppEngInternalInventory( this, 2 );
 
 	private boolean craftingMode = true;
 

src/main/java/appeng/parts/reporting/PartTerminal.java

@@ -28,8 +28,8 @@ import appeng.util.Platform;
 public class PartTerminal extends PartMonitor implements ITerminalHost, IConfigManagerHost, IViewCellStorage, IAEAppEngInventory
 {
 
-	IConfigManager cm = new ConfigManager( this );
-	AppEngInternalInventory viewCell = new AppEngInternalInventory( this, 5 );
+	final IConfigManager cm = new ConfigManager( this );
+	final AppEngInternalInventory viewCell = new AppEngInternalInventory( this, 5 );
 
 	public PartTerminal(Class clz, ItemStack is) {
 		super( clz, is, true );