AE2 First Commit, the dawn of 1.7 hast arrived.

core/sync/AppEngPacketHandlerBase.java

@@ -0,0 +1,86 @@
+package appeng.core.sync;
+
+import java.io.DataInputStream;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.util.HashMap;
+import java.util.Map;
+
+import appeng.core.sync.packets.PacketConfigButton;
+import appeng.core.sync.packets.PacketInventoryAction;
+import appeng.core.sync.packets.PacketLightning;
+import appeng.core.sync.packets.PacketLocalizedChatMsg;
+import appeng.core.sync.packets.PacketMEInventoryUpdate;
+import appeng.core.sync.packets.PacketMatterCannon;
+import appeng.core.sync.packets.PacketMockExplosion;
+import appeng.core.sync.packets.PacketMultiPart;
+import appeng.core.sync.packets.PacketPartPlacement;
+
+public class AppEngPacketHandlerBase
+{
+
+	public static Map<Class, PacketTypes> reverseLookup = new HashMap<Class, AppEngPacketHandlerBase.PacketTypes>();
+
+	public enum PacketTypes
+	{
+		PACKET_INVENTORY_ACTION(PacketInventoryAction.class),
+
+		PACKET_ME_INVENTORY_UPDATE(PacketMEInventoryUpdate.class),
+
+		PACKET_CONFIG_BUTTON(PacketConfigButton.class),
+
+		PACKET_MULTIPART(PacketMultiPart.class),
+
+		PACKET_PARTPLACEMENT(PacketPartPlacement.class),
+
+		PACKET_LIGHTNING(PacketLightning.class),
+
+		PACKET_MATTERCANNON(PacketMatterCannon.class),
+
+		PACKET_MOCKEXPLOSION(PacketMockExplosion.class),
+
+		PACKET_LOCALIZED_CHATMSG(PacketLocalizedChatMsg.class);
+
+		final public Class pc;
+		final public Constructor con;
+
+		private PacketTypes(Class c) {
+			pc = c;
+
+			Constructor x = null;
+			try
+			{
+				x = pc.getConstructor( DataInputStream.class );
+			}
+			catch (NoSuchMethodException e)
+			{
+			}
+			catch (SecurityException e)
+			{
+			}
+
+			con = x;
+			AppEngPacketHandlerBase.reverseLookup.put( pc, this );
+
+			if ( con == null )
+				throw new RuntimeException( "Invalid Packet Class, must be constructable on DataInputStream" );
+		}
+
+		AppEngPacket parsePacket(DataInputStream in) throws InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException
+		{
+			return (AppEngPacket) con.newInstance( in );
+		}
+
+		public static PacketTypes getPacket(int id)
+		{
+			return (values())[id];
+		}
+
+		public static PacketTypes getID(Class<? extends AppEngPacket> c)
+		{
+			return AppEngPacketHandlerBase.reverseLookup.get( c );
+		}
+
+	};
+
+}