76 lines
3.1 KiB
Java
76 lines
3.1 KiB
Java
/*
|
|
* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
|
|
* Copyright (C) 2016-2024 ViaVersion and contributors
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
package com.viaversion.viaversion.sponge.handlers;
|
|
|
|
import com.viaversion.viaversion.api.Via;
|
|
import com.viaversion.viaversion.api.connection.UserConnection;
|
|
import com.viaversion.viaversion.connection.UserConnectionImpl;
|
|
import com.viaversion.viaversion.platform.WrappedChannelInitializer;
|
|
import com.viaversion.viaversion.protocol.ProtocolPipelineImpl;
|
|
import io.netty.channel.Channel;
|
|
import io.netty.channel.ChannelInitializer;
|
|
import io.netty.channel.socket.SocketChannel;
|
|
import io.netty.handler.codec.ByteToMessageDecoder;
|
|
import io.netty.handler.codec.MessageToByteEncoder;
|
|
import java.lang.reflect.Method;
|
|
|
|
public class SpongeChannelInitializer extends ChannelInitializer<Channel> implements WrappedChannelInitializer {
|
|
|
|
private static final Method INIT_CHANNEL_METHOD;
|
|
private final ChannelInitializer<Channel> original;
|
|
|
|
static {
|
|
try {
|
|
INIT_CHANNEL_METHOD = ChannelInitializer.class.getDeclaredMethod("initChannel", Channel.class);
|
|
INIT_CHANNEL_METHOD.setAccessible(true);
|
|
} catch (NoSuchMethodException e) {
|
|
throw new RuntimeException(e);
|
|
}
|
|
}
|
|
|
|
public SpongeChannelInitializer(ChannelInitializer<Channel> oldInit) {
|
|
this.original = oldInit;
|
|
}
|
|
|
|
@Override
|
|
protected void initChannel(Channel channel) throws Exception {
|
|
// Ensure ViaVersion is loaded
|
|
if (Via.getAPI().getServerVersion().isKnown()
|
|
&& channel instanceof SocketChannel) { // channel can be LocalChannel on internal server
|
|
UserConnection info = new UserConnectionImpl(channel);
|
|
// init protocol
|
|
new ProtocolPipelineImpl(info);
|
|
// Add originals
|
|
INIT_CHANNEL_METHOD.invoke(this.original, channel);
|
|
// Add our transformers
|
|
MessageToByteEncoder encoder = new SpongeEncodeHandler(info, (MessageToByteEncoder) channel.pipeline().get("encoder"));
|
|
ByteToMessageDecoder decoder = new SpongeDecodeHandler(info, (ByteToMessageDecoder) channel.pipeline().get("decoder"));
|
|
|
|
channel.pipeline().replace("encoder", "encoder", encoder);
|
|
channel.pipeline().replace("decoder", "decoder", decoder);
|
|
} else {
|
|
INIT_CHANNEL_METHOD.invoke(this.original, channel);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public ChannelInitializer<Channel> original() {
|
|
return original;
|
|
}
|
|
}
|