package com.manning.nettyinaction.chapter9;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelFutureListener;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.SimpleChannelInboundHandler;
import io.netty.channel.oio.OioEventLoopGroup;
import io.netty.channel.socket.DatagramPacket;
import io.netty.channel.socket.oio.OioDatagramChannel;
import java.net.InetSocketAddress;
/**
* @author <a href="mailto:nmaurer@redhat.com">Norman Maurer</a>
*/
public class BootstrapDatagram {
public void bootstrap() {
Bootstrap bootstrap = new Bootstrap();
bootstrap.group(new OioEventLoopGroup()).channel(OioDatagramChannel.class)
.handler(new SimpleChannelInboundHandler<DatagramPacket>() {
@Override
public void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
// Do something with the packet
}
});
ChannelFuture future = bootstrap.bind(new InetSocketAddress(0));
future.addListener(new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture channelFuture) throws Exception {
if (channelFuture.isSuccess()) {
System.out.println("Channel bound");
} else {
System.err.println("Bound attempt failed");
channelFuture.cause().printStackTrace();
}
}
});
}
}