Examples with StringDecoder org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder used on opensource projects

Example 21 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project tech by ffyyhh995511.

the class HelloClientInitializer method initChannel.

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    ChannelPipeline pipeline = ch.pipeline();
    /*
         * 这个地方的 必须和服务端对应上。否则无法正常解码和编码
         * 
         * 解码和编码 我将会在下一张为大家详细的讲解。再次暂时不做详细的描述
         * 
         * */
    pipeline.addLast("framer", new DelimiterBasedFrameDecoder(8192, Delimiters.lineDelimiter()));
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());
    // 客户端的逻辑
    pipeline.addLast("handler", new HelloClientHandler());
}

Example 22 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project sidewinder by srotya.

the class TestGraphiteDecoder method testHandler.

@Test
public void testHandler() throws IOException {
    EmbeddedChannel ch = new EmbeddedChannel(new StringDecoder(), new GraphiteDecoder("test", engine, null));
    ch.writeInbound(Unpooled.copiedBuffer("app1.server1.jvm.heap.max 233123 1497720452", Charset.defaultCharset()));
    ch.readInbound();
    verify(engine, times(1)).writeDataPoint("test", "heap", "max", Arrays.asList("app1", "server1", "jvm"), ((long) 1497720452) * 1000, 233123);
    ch.close();
}

Example 23 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project tutorials-java by Artister.

the class ClientChannelInitializer method initChannel.

protected void initChannel(SocketChannel socketChannel) throws Exception {
    ChannelPipeline pipeline = socketChannel.pipeline();
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());
    // 客户端的handler
    // 先调用handler在ChannnelActive方法中调用fireChannelActive会激活handler1
    pipeline.addLast("handler", new HwClientHandler());
    pipeline.addLast("handler1", new BaseClientHandler());
}

Example 24 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project tutorials-java by Artister.

the class ServerChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel socketChannel) throws Exception {
    ChannelPipeline pipeline = socketChannel.pipeline();
    // 字符串解码 和 编码
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());
    // 字符长度
    pipeline.addLast(new LineBasedFrameDecoder(2048));
    // 自己的逻辑Handler
    pipeline.addLast("handler", new HelloWordServerHandler());
}

Example 25 with StringDecoder

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.string.StringDecoder in project tutorials-java by Artister.

the class NettyServer method service.

public static void service() throws Exception {
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup);
    bootstrap.channel(NioServerSocketChannel.class);
    bootstrap.childHandler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
            // TODO Auto-generated method stub
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
            pipeline.addLast(new LengthFieldPrepender(4));
            pipeline.addLast(new StringDecoder(CharsetUtil.UTF_8));
            pipeline.addLast(new StringEncoder(CharsetUtil.UTF_8));
            pipeline.addLast(new TcpServerHandler());
        }
    });
    ChannelFuture f = bootstrap.bind(IP, PORT).sync();
    f.channel().closeFuture().sync();
    System.out.println("TCP服务器已启动");
}