Apache Mina简单实例客户端篇

package com.heming.apache.mina.samplesclient;

import org.apache.mina.core.service.IoHandlerAdapter;
import org.apache.mina.core.session.IdleStatus;
import org.apache.mina.core.session.IoSession;

/**
 * 消息处理类
 * @author 何明
 *
 */
public class SamplMinaClientHander extends IoHandlerAdapter {

	@Override
	public void exceptionCaught(IoSession arg0, Throwable arg1)
			throws Exception {
		// TODO Auto-generated method stub

	}

	/**
	 * 当客户端接受到消息时
	 */
	@Override
	public void messageReceived(IoSession session, Object message) throws Exception {

		//我们已设定了服务器的消息规则是一行一行读取，这里就可以转为String:
		String s = (String)message;
		
		//Writer the received data back to remote peer
		System.out.println("服务器发来的收到消息: " + s);
		
		//测试将消息回送给客户端
		session.write(s);

	}

	@Override
	public void messageSent(IoSession arg0, Object arg1) throws Exception {
		// TODO Auto-generated method stub

	}

	/**
	 * 当一个客户端被关闭时
	 */
	@Override
	public void sessionClosed(IoSession session) throws Exception {
		System.out.println("one client Disconnect");

	}

	@Override
	public void sessionCreated(IoSession arg0) throws Exception {
		// TODO Auto-generated method stub

	}

	@Override
	public void sessionIdle(IoSession arg0, IdleStatus arg1) throws Exception {
		// TODO Auto-generated method stub

	}

	/**
	 * 当一个客户端连接进入时
	 */
	@Override
	public void sessionOpened(IoSession session) throws Exception {

		System.out.println("incomming client:" + session.getRemoteAddress());
		session.write("我来啦");

	}

}


package com.heming.apache.mina.samplesclient;

import java.net.InetSocketAddress;

import org.apache.mina.core.filterchain.DefaultIoFilterChainBuilder;
import org.apache.mina.core.future.ConnectFuture;
import org.apache.mina.filter.codec.ProtocolCodecFilter;
import org.apache.mina.filter.codec.textline.TextLineCodecFactory;
import org.apache.mina.transport.socket.nio.NioSocketConnector;

/**
 * 启动客户端
 * @author 何明
 *
 */
public class MainClient {

	public static void main(String []args)throws Exception{
		
		//Create TCP/IP connection
		NioSocketConnector connector = new NioSocketConnector();
		
		//创建接受数据的过滤器
		DefaultIoFilterChainBuilder chain = connector.getFilterChain();
		
		//设定这个过滤器将一行一行(/r/n)的读取数据
		chain.addLast("myChin", new ProtocolCodecFilter(new TextLineCodecFactory()));
		
		//服务器的消息处理器：一个SamplMinaServerHander对象
		connector.setHandler(new SamplMinaClientHander());
		
		//set connect timeout
		connector.setConnectTimeout(30);
		
		//连接到服务器：
		ConnectFuture cf = connector.connect(new InetSocketAddress("localhost",8899));
		
		//Wait for the connection attempt to be finished.
		cf.awaitUninterruptibly();
		
		cf.getSession().getCloseFuture().awaitUninterruptibly();
		
		connector.dispose();
	}
	
}