硬件组-智慧驾培
blame | 历史 | 补丁 | 提交 | 提交对比 | ignore whitespace
endian11
2019-12-18 aedbfdb641cbcce7f3de35b156b804ac224a505a 
 im_lib/src/main/java/com/anyun/im_lib/netty/TCPChannelInitializerHandler.java


@@ -1,15 +1,18 @@


package com.anyun.im_lib.netty;




import android.util.Log;




import com.anyun.im_lib.HeartbeatRespHandler;


import com.anyun.im_lib.LoginAuthRespHandler;


import com.anyun.im_lib.interf.IMSClientInteface;




import io.netty.buffer.ByteBuf;


import io.netty.buffer.Unpooled;


import io.netty.channel.Channel;


import io.netty.channel.ChannelInitializer;


import io.netty.channel.ChannelPipeline;


import io.netty.handler.codec.FixedLengthFrameDecoder;


import io.netty.handler.codec.LengthFieldBasedFrameDecoder;


import io.netty.handler.codec.LineBasedFrameDecoder;


import io.netty.handler.codec.DelimiterBasedFrameDecoder;






/**


 * MyApplication2


@@ -20,6 +23,8 @@


 */


public class TCPChannelInitializerHandler  extends ChannelInitializer<Channel> {




    private static final String TAG = TCPChannelInitializerHandler.class.getSimpleName();




    private IMSClientInteface imsClient;




    public TCPChannelInitializerHandler(NettyTcpClient nettyTcpClient) {


@@ -29,6 +34,7 @@


    @Override


    protected void initChannel(Channel channel) throws Exception {


        ChannelPipeline pipeline = channel.pipeline();


        Log.i(TAG, "initChannel: ");




        //netty提供的自定义长度解码器，解决TP拆包/粘包问题




@@ -53,12 +59,16 @@


//        第五个参数为4，表示最终的取到的目标数据包，抛弃最前面的4个字节数据，长度域的值被抛弃。


//


//        为了更加清楚的说明一下上面的规则，调整一下例子中的代码。在写入通道前，在数据


        pipeline.addLast(new LengthFieldBasedFrameDecoder(1024,3 ,2,1,0));


//        pipeline.addLast(new LengthFieldBasedFrameDecoder(1024,3 ,2,1,0));




//        pipeline.addLast(new FixedLengthFrameDecoder(10));  // 测试用  固定长度消息




//        pipeline.addLast(new LineBasedFrameDecoder(1024));




        byte[] bytes = new byte[]{0x7e};


        ByteBuf byteBuf = Unpooled.copiedBuffer(bytes);


        pipeline.addLast(new DelimiterBasedFrameDecoder(1024,byteBuf));




        //握手认证消息相应处理handler


        pipeline.addLast(LoginAuthRespHandler.class.getSimpleName(), new LoginAuthRespHandler(imsClient));