Example usage for io.netty.handler.codec.redis RedisDecoder RedisDecoder

Introduction

In this page you can find the example usage for io.netty.handler.codec.redis RedisDecoder RedisDecoder.

Prototype

public RedisDecoder() 

Source Link

Document

Creates a new instance with default maxInlineMessageLength and messagePool and inline command decoding disabled.

Usage

From source file:com.flysoloing.learning.network.netty.redis.RedisClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {/*ww w  .  j ava  2s  .co  m*/
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline p = ch.pipeline();
                p.addLast(new RedisDecoder());
                p.addLast(new RedisBulkStringAggregator());
                p.addLast(new RedisArrayAggregator());
                p.addLast(new RedisEncoder());
                p.addLast(new RedisClientHandler());
            }
        });

        // Start the connection attempt.
        Channel ch = b.connect(HOST, PORT).sync().channel();

        // Read commands from the stdin.
        System.out.println("Enter Redis commands (quit to end)");
        ChannelFuture lastWriteFuture = null;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        for (;;) {
            final String input = in.readLine();
            final String line = input != null ? input.trim() : null;
            if (line == null || "quit".equalsIgnoreCase(line)) { // EOF or "quit"
                ch.close().sync();
                break;
            } else if (line.isEmpty()) { // skip `enter` or `enter` with spaces.
                continue;
            }
            // Sends the received line to the server.
            lastWriteFuture = ch.writeAndFlush(line);
            lastWriteFuture.addListener(new GenericFutureListener<ChannelFuture>() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    if (!future.isSuccess()) {
                        System.err.print("write failed: ");
                        future.cause().printStackTrace(System.err);
                    }
                }
            });
        }

        // Wait until all messages are flushed before closing the channel.
        if (lastWriteFuture != null) {
            lastWriteFuture.sync();
        }
    } finally {
        group.shutdownGracefully();
    }
}

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