Apache Mina简单实例服务器篇
准备工作，将mina-core-2.0.0-M2.jar，slf4j-nop-1.5.8.jar，log4j-over-slf4j-1.5.8.jar
遇到java.lang.NoClassDefFoundError:org/slf4j/LoggerFactory错误不是加上log4j-over-slf4j-1.5.8.jar和slf4j-nop-1.5.8.jar就完了的，因为这两个包下都没有org.slf4j.LoggerFacotyr这个方法，那么正确的解决方法是什么呢？那就是将slf4j-api-1.5.8.jar导进来就行了
package com.heming.apache.mina.samplesserver;import org.apache.mina.core.service.IoHandlerAdapter;import org.apache.mina.core.session.IoSession;/** * 自定义的消息处理器，必须实现IoHandlerAdapter类 * @author 何明 * */public class SamplMinaServerHandler extends IoHandlerAdapter{private int count = 0;/** * 当一个客户端连接进入时 */@Overridepublic void sessionOpened(IoSession session) throws Exception {System.out.println("incoming client: " + session.getRemoteAddress());}/** * 当一个客户端关闭时 */@Overridepublic void sessionClosed(IoSession session) throws Exception {System.out.println(session.getRemoteAddress() + "is Disconnection");}@Overridepublic void messageReceived(IoSession session, Object message)throws Exception {//我们已设定了服务器解析的规则是一行一行读取，这里就可以转为String:String str = (String)message;//Write the received data back to remote perrSystem.out.println("收到客户端发来的消息为" + " " + str);//将测试消息会送给客户端session.write(str + count);++count;}}package com.heming.apache.mina.samplesserver;import java.io.IOException;import java.net.InetSocketAddress;import org.apache.mina.core.filterchain.DefaultIoFilterChainBuilder;import org.apache.mina.filter.codec.ProtocolCodecFilter;import org.apache.mina.filter.codec.textline.TextLineCodecFactory;import org.apache.mina.transport.socket.SocketAcceptor;import org.apache.mina.transport.socket.nio.NioSocketAcceptor;/** * 简单Mina Server示例 * @author 何明 * */public class MainServer {public static void main(String []args)throws Exception{//创建一个非阻塞的Server端Socket，用NIOSocketAcceptor acceptor = new NioSocketAcceptor();//创建接受数据的过滤器DefaultIoFilterChainBuilder chain = acceptor.getFilterChain();//设定这个过滤器将一行一行（/r/n）的读取数据chain.addLast("myChain", new ProtocolCodecFilter(new TextLineCodecFactory()));//设定服务器端的消息处理器:一个SamplMinaServerHandler对象acceptor.setHandler(new SamplMinaServerHandler());//服务器端绑定的端口int bindPort = 8899;//绑定端口，启动服务器try {acceptor.bind(new InetSocketAddress(bindPort));} catch (IOException e) {e.printStackTrace();}System.out.println("Mina Server is Listing on:=" + bindPort);}}