SimpleNetworkWrapper.java 文件源码

/**
 * Register a message and it's associated handler. The message will have the supplied discriminator byte. The message handler will
 * be registered on the supplied side (this is the side where you want the message to be processed and acted upon).
 *
 * @param messageHandler the message handler instance
 * @param requestMessageType the message type
 * @param discriminator a discriminator byte
 * @param side the side for the handler
 */
public <REQ extends IMessage, REPLY extends IMessage> void registerMessage(IMessageHandler<? super REQ, ? extends REPLY> messageHandler, Class<REQ> requestMessageType, int discriminator, Side side)
{
    packetCodec.addDiscriminator(discriminator, requestMessageType);
    FMLEmbeddedChannel channel = channels.get(side);
    String type = channel.findChannelHandlerNameForType(SimpleIndexedCodec.class);
    if (side == Side.SERVER)
    {
        addServerHandlerAfter(channel, type, messageHandler, requestMessageType);
    }
    else
    {
        addClientHandlerAfter(channel, type, messageHandler, requestMessageType);
    }
}