package com.dy.testClient.tcpClient;

import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.filter.codec.ProtocolEncoderAdapter;
import org.apache.mina.filter.codec.ProtocolEncoderOutput;

import java.io.IOException;

public class LocalEncoder extends ProtocolEncoderAdapter {

    /**
     * 对数据进行编码，以备网络传输
     */
    public void encode(IoSession session, Object message, ProtocolEncoderOutput out) throws IOException, Exception{
        byte[] data = (byte[])message;
        //log.info("下行数据：" + ByteUtil.bytes2Hex(data, true));

        out.write(IoBuffer.allocate((data==null?0:data.length), false).put(data).flip());
    }

}