BootstrapShutdownGracefully.java

package com.manning.nettyinaction.chapter9;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.util.concurrent.Future;

/**
 * @author <a href="mailto:norman.maurer@googlemail.com">Norman Maurer</a>
 */
public class BootstrapShutdownGracefully {

    public void shutdownGracefully() {
        EventLoopGroup group = new NioEventLoopGroup();
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(group)
                .channel(NioSocketChannel.class);
        // ...
        // ...
        Future<?> future = group.shutdownGracefully();
        // block until the group has shutdown
        future.syncUninterruptibly();

    }
}