DimDoors/StevenDimDoors/mod_pocketDim/ServerPacketHandler.java
SenseiKiwi 307d2258d1 Progress on Rewriting Packet Handling
Continued building a system for transferring the complete internal
states of our dimensions from the server to the client. However, Steven
suggested that clients only need minimal data to operate properly, as
opposed to the server. My motivation for this more complicated system
was the concern that minimal information wouldn't be enough. I'm going
to commit my progress, then tear it down and write a much simpler
version.
2013-09-02 16:51:20 -04:00

93 lines
2.4 KiB
Java

package StevenDimDoors.mod_pocketDim;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import net.minecraft.network.INetworkManager;
import net.minecraft.network.packet.Packet250CustomPayload;
import StevenDimDoors.mod_pocketDim.core.PocketManager;
import StevenDimDoors.mod_pocketDim.messages.IDataMessage;
import StevenDimDoors.mod_pocketDim.messages.IUpdateWatcher;
import cpw.mods.fml.common.network.IPacketHandler;
import cpw.mods.fml.common.network.PacketDispatcher;
import cpw.mods.fml.common.network.Player;
public class ServerPacketHandler implements IPacketHandler
{
public ServerPacketHandler()
{
PocketManager.registerDimWatcher(new DimWatcher());
PocketManager.registerLinkWatcher(new LinkWatcher());
}
@Override
public void onPacketData(INetworkManager manager, Packet250CustomPayload packet, Player player)
{
}
private class DimWatcher implements IUpdateWatcher
{
@Override
public void onCreated(IDataMessage message)
{
sendMessageToAllPlayers(PacketConstants.CREATE_DIM_PACKET_ID, message);
}
@Override
public void onUpdated(IDataMessage message)
{
sendMessageToAllPlayers(PacketConstants.UPDATE_DIM_PACKET_ID, message);
}
@Override
public void onDeleted(IDataMessage message)
{
sendMessageToAllPlayers(PacketConstants.DELETE_DIM_PACKET_ID, message);
}
}
private class LinkWatcher implements IUpdateWatcher
{
@Override
public void onCreated(IDataMessage message)
{
sendMessageToAllPlayers(PacketConstants.CREATE_LINK_PACKET_ID, message);
}
@Override
public void onUpdated(IDataMessage message)
{
sendMessageToAllPlayers(PacketConstants.UPDATE_LINK_PACKET_ID, message);
}
@Override
public void onDeleted(IDataMessage message)
{
sendMessageToAllPlayers(PacketConstants.DELETE_LINK_PACKET_ID, message);
}
}
private static void sendMessageToAllPlayers(byte id, IDataMessage message)
{
try
{
Packet250CustomPayload packet = new Packet250CustomPayload();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
DataOutputStream writer = new DataOutputStream(buffer);
writer.writeByte(id);
message.writeToStream(writer);
writer.close();
packet.channel = PacketConstants.CHANNEL_NAME;
packet.data = buffer.toByteArray();
packet.length = packet.data.length;
PacketDispatcher.sendPacketToAllPlayers(packet);
}
catch (IOException e)
{
//This shouldn't happen...
e.printStackTrace();
}
}
}