public void send(HttpRequest request) throws InterruptedException {
if (channel != null) {
ChannelFuture future = channel.writeAndFlush(request).sync();
} else {
System.out.println("消息发送失败,连接尚未建立!");
}
}
public void start() throws InterruptedException, URISyntaxException {
EventLoopGroup group = new NioEventLoopGroup();
try {
Bootstrap b = new Bootstrap();
b.group(group).channel(NioSocketChannel.class);
b.handler(
new ChannelInitializer<Channel>() {
@Override
protected void initChannel(Channel ch) throws Exception {
ChannelPipeline pipeline = ch.pipeline();
pipeline.addLast("decoder", new RtspResponseDecoder());
pipeline.addLast("encoder", new RtspRequestEncoder());
pipeline.addLast("aggregator", new HttpObjectAggregator(1024 * 1024 * 64));
pipeline.addLast("handler", new ResponseHandler());
}
});
b.option(ChannelOption.SO_KEEPALIVE, true);
ChannelFuture channelFutrue = b.connect(host, port).sync();
if (channelFutrue.isSuccess()) {
channel = channelFutrue.channel();
URI uri = new URI("rtsp://127.0.0.1:554/hello-world");
HttpRequest request = this.buildOptionsRequest(uri.toASCIIString());
this.send(request);
channel.closeFuture().sync();
}
} finally {
// 优雅退出，释放NIO线程组
group.shutdownGracefully();
}
}