DimDoors/StevenDimDoors/mod_pocketDim/ServerPacketHandler.java
SenseiKiwi 3568d223ff Overhauled Server-Side Packet Handling
Threw out the complicated architecture that I'd made for synchronizing
server and client data perfectly. Instead, we now send just enough data
to the client and the resulting code is simpler. Some of the client-side
code is also done so all packet handling should be finished soon.
2013-09-03 15:33:09 -04:00

101 lines
2.8 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.util.Point4D;
import StevenDimDoors.mod_pocketDim.watcher.ClientDimData;
import StevenDimDoors.mod_pocketDim.watcher.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 static class DimWatcher implements IUpdateWatcher<ClientDimData>
{
@Override
public void onCreated(ClientDimData message)
{
sendDimPacket(PacketConstants.CREATE_DIM_PACKET_ID, message);
}
@Override
public void onDeleted(ClientDimData message)
{
sendDimPacket(PacketConstants.DELETE_DIM_PACKET_ID, message);
}
}
private static class LinkWatcher implements IUpdateWatcher<Point4D>
{
@Override
public void onCreated(Point4D message)
{
sendLinkPacket(PacketConstants.CREATE_LINK_PACKET_ID, message);
}
@Override
public void onDeleted(Point4D message)
{
sendLinkPacket(PacketConstants.DELETE_LINK_PACKET_ID, message);
}
}
private static void sendDimPacket(byte id, ClientDimData data)
{
try
{
Packet250CustomPayload packet = new Packet250CustomPayload();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
DataOutputStream writer = new DataOutputStream(buffer);
writer.writeByte(id);
data.write(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();
}
}
private static void sendLinkPacket(byte id, Point4D data)
{
try
{
Packet250CustomPayload packet = new Packet250CustomPayload();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
DataOutputStream writer = new DataOutputStream(buffer);
writer.writeByte(id);
Point4D.write(data, 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();
}
}
}