Add this qualifier

src/main/java/appeng/util/inv/AdaptorPlayerInventory.java

@@ -128,14 +128,14 @@ public class AdaptorPlayerInventory implements IInventory
 	@Override
 	public String getCommandSenderName()
 	{
-		return src.getCommandSenderName();
+		return this.src.getCommandSenderName();
 	}
 
 	@Override
 	public int getField(
 			final int id )
 	{
-		return src.getField( id );
+		return this.src.getField( id );
 	}
 
 	@Override
@@ -143,18 +143,18 @@ public class AdaptorPlayerInventory implements IInventory
 			final int id,
 			final int value )
 	{
-		src.setField( id, value );
+		this.src.setField( id, value );
 	}
 
 	@Override
 	public int getFieldCount()
 	{
-		return src.getFieldCount();
+		return this.src.getFieldCount();
 	}
 
 	@Override
 	public void clear()
 	{
-		src.clear();
+		this.src.clear();
 	}
 }

src/main/java/appeng/util/inv/WrapperInvSlot.java

@@ -141,7 +141,7 @@ public class WrapperInvSlot
 		public int getField(
 				final int id )
 		{
-			return inv.getField( id );
+			return this.inv.getField( id );
 		}
 		
 		@Override
@@ -159,7 +159,7 @@ public class WrapperInvSlot
 		@Override
 		public IChatComponent getDisplayName()
 		{
-			return inv.getDisplayName();
+			return this.inv.getDisplayName();
 		}
 
 		@Override
@@ -167,7 +167,7 @@ public class WrapperInvSlot
 				final int id,
 				final int value )
 		{
-			inv.setField( id, value );
+			this.inv.setField( id, value );
 		}
 	}
 }

src/main/java/appeng/util/inv/WrapperInventoryRange.java

@@ -158,7 +158,7 @@ public class WrapperInventoryRange implements IInventory
 	public int getField(
 			final int id )
 	{
-		return src.getField( id );
+		return this.src.getField( id );
 	}
 	
 	@Override
@@ -170,7 +170,7 @@ public class WrapperInventoryRange implements IInventory
 	@Override
 	public IChatComponent getDisplayName()
 	{
-		return src.getDisplayName();
+		return this.src.getDisplayName();
 	}
 
 	@Override
@@ -178,7 +178,7 @@ public class WrapperInventoryRange implements IInventory
 			final int id,
 			final int value )
 	{
-		src.setField( id, value );
+		this.src.setField( id, value );
 	}
 	@Override
 	public boolean isItemValidForSlot( final int i, final ItemStack itemstack )