FMLRuntimeCodec.java 文件源码

@Override
protected void testMessageValidity(FMLProxyPacket msg)
{
    if (msg.payload().getByte(0) == 0 && msg.payload().readableBytes() > 2)
    {
        FMLLog.severe("The connection appears to have sent an invalid FML packet of type 0, this is likely because it think's it's talking to 1.6.4 FML");
        FMLLog.info("Bad data :");
        for (String l : Splitter.on('\n').split(ByteBufUtils.getContentDump(msg.payload()))) {
            FMLLog.info("\t%s",l);
        }
        throw new FMLNetworkException("Invalid FML packet");
    }
}