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[fix] 修复数据存乎导致主线程问题

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wujiawei
2025-01-09 17:26:12 +08:00
parent 7429cff23a
commit f985cdac8f
2 changed files with 90 additions and 30 deletions
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55
wu-lazy-cloud-heartbeat-start/wu-lazy-cloud-heartbeat-server-start/src/test/java/NettyMulticastExample.java Normal file
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//import io.netty.bootstrap.Bootstrap;
//import io.netty.channel.Channel;
//import io.netty.channel.ChannelOption;
//import io.netty.channel.EventLoopGroup;
//import io.netty.channel.nio.NioEventLoopGroup;
//import io.netty.channel.socket.DatagramPacket;
//import io.netty.channel.socket.nio.NioDatagramChannel;
//import io.netty.channel.socket.nio.NioMulticastChannel;
//
//import java.net.InetSocketAddress;
//
//public class NettyMulticastExample {
//
// public static void main(String[] args) throws Exception {
// EventLoopGroup group = new NioEventLoopGroup();
// try {
// Bootstrap b = new Bootstrap();
// b.group(group)
// .channel(NioMulticastChannel.class)
// .option(ChannelOption.SO_BROADCAST, true)
// .handler(new MulticastChannelHandler());
//
// // 替换为你的虚拟IP和端口
// String multicastAddress = "230.0.0.1";
// int port = 30000;
// Channel ch = b.bind(new InetSocketAddress(multicastAddress, port)).sync().channel();
//
// // 发送数据
// ch.writeAndFlush(new DatagramPacket(
// Unpooled.copiedBuffer("Hello, world!", CharsetUtil.UTF_8),
// new InetSocketAddress(multicastAddress, port)));
//
// // 等待输入以关闭服务
// System.in.read();
// } finally {
// group.shutdownGracefully().sync();
// }
// }
//
// private static class MulticastChannelHandler extends ChannelInboundHandlerAdapter {
// @Override
// public void channelRead(ChannelHandlerContext ctx, Object msg) {
// DatagramPacket packet = (DatagramPacket) msg;
// ByteBuf data = packet.content();
// System.out.println("Received message: " + data.toString(CharsetUtil.UTF_8));
// data.release();
// }
//
// @Override
// public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
// cause.printStackTrace();
// ctx.close();
// }
// }
//}