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====== spring mina搭建socket server ======
参考帖子：http://blog.csdn.net/linlzk/article/details/6764666
===== 版本 =====
Spring2.5+MINA2
===== 下载开发包 =====
下载相应的开发包http://mina.apache.org/，MINA2.0版本包含了spring开发包，还需下载其他相关包
===== applicationContext-socket.xml =====
<file xml applicationContext-socket.xml>
<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans" 
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
       xmlns:aop="http://www.springframework.org/schema/aop" 
       xmlns:tx="http://www.springframework.org/schema/tx" 
       xsi:schemaLocation="http://www.springframework.org/schema/beans 
       http://www.springframework.org/schema/beans/spring-beans-2.5.xsd 
       http://www.springframework.org/schema/aop 
       http://www.springframework.org/schema/aop/spring-aop-2.5.xsd 
       http://www.springframework.org/schema/tx 
       http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">

	<!-- mina server -->
	<bean id="serverHandler" class="com.supconit.its.server.handler.ServerHandler" />
	
	<!-- executorFilter多线程处理 -->
	<bean id="executorFilter" class="org.apache.mina.filter.executor.ExecutorFilter" />
	
	<bean id="mdcInjectionFilter" class="org.apache.mina.filter.logging.MdcInjectionFilter">
		<constructor-arg value="remoteAddress" />
	</bean>
	
	<bean id="codecFilter" class="org.apache.mina.filter.codec.ProtocolCodecFilter">
		<constructor-arg>
		<!-- <bean class="org.apache.mina.filter.codec.textline.TextLineCodecFactory" />-->
		<!-- 处理对象流时候用ObjectSerializationCodecFactory -->
		<!-- <bean class="org.apache.mina.filter.codec.serialization.ObjectSerializationCodecFactory" /> -->
			<bean class="com.supconit.its.server.handler.ServerCodeFactory" />
		</constructor-arg>
	</bean>
	
	<bean id="loggingFilter" class="org.apache.mina.filter.logging.LoggingFilter" />
	
	<bean id="filterChainBuilder" class="org.apache.mina.core.filterchain.DefaultIoFilterChainBuilder">
		<property name="filters">
			<map>
				<entry key="executor" value-ref="executorFilter" />
				<entry key="mdcInjectionFilter" value-ref="mdcInjectionFilter" />
				<entry key="codecFilter" value-ref="codecFilter" />
				<entry key="loggingFilter" value-ref="loggingFilter" />
			</map>
		</property>
	</bean>
	
	<bean class="org.springframework.beans.factory.config.CustomEditorConfigurer">
		<property name="customEditors">
			<map>
				<entry key="java.net.SocketAddress">
					<bean class="org.apache.mina.integration.beans.InetSocketAddressEditor" />
				</entry>
			</map>
		</property>
	</bean>

	<bean id="ioAcceptor" class="org.apache.mina.transport.socket.nio.NioSocketAcceptor" init-method="bind" destroy-method="unbind">
		<property name="defaultLocalAddress" value=":1235" />
		<property name="handler" ref="serverHandler" />
		<property name="filterChainBuilder" ref="filterChainBuilder" />
		<property name="reuseAddress" value="true" />
	</bean>
</file>
===== ServerHandler.java =====
<file java ServerHandler.java>
package com.supconit.its.server.handler;

import java.net.InetSocketAddress;
import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;

import org.apache.log4j.Logger;
import org.apache.mina.core.service.IoHandlerAdapter;
import org.apache.mina.core.session.IdleStatus;
import org.apache.mina.core.session.IoSession;


public class ServerHandler extends IoHandlerAdapter {

	private final int IDLE = 300;
	
	 //private final Logger log = LoggerFactory .getLogger(HandlerTwo.class);
	 private final Logger log = Logger.getLogger(ServerHandler.class.getName());

	 public static Set<IoSession> sessions = Collections .synchronizedSet(new HashSet<IoSession>());
	 
    /**
     * 
     */
	public ServerHandler(){
		
	}

	@Override
    public void exceptionCaught(IoSession session, Throwable cause)
            throws Exception {
        session.close();
        //log.debug("session occured exception, so close it.");
        log.debug("session occured exception, so close it." + cause.getMessage());
    }
	
	@Override
	public void sessionCreated(IoSession session) {
		// 
		log.debug("remote client ["+session.getRemoteAddress().toString()+"] connected.");
		session.write("Welcome");
		sessions.add(session);
	}
	
	@Override
	public void messageReceived(IoSession session, Object message)
			throws Exception {
		String str = message.toString();
		log.debug("Message written..." + str);
		log.debug("客户端"+((InetSocketAddress) session.getRemoteAddress()).getAddress().getHostAddress()+"连接成功！");
		/*if (str.trim().equalsIgnoreCase("quit")) {
			session.close();// 
			return;
		}*/
		//Date date = new Date();
		//session.write(date.toString());// 
		//session.setAttribute(remoteAddress, message);
		
		session.setAttribute("type", message);
		String remoteAddress = ((InetSocketAddress) session.getRemoteAddress()).getAddress().getHostAddress();
		session.setAttribute("ip", remoteAddress);
		
	}

	@Override
	public void sessionClosed(IoSession session) throws Exception {
		 log.debug("sessionClosed.");
		sessions.remove(session);
	}

	@Override
	public void sessionIdle(IoSession session, IdleStatus status)
			throws Exception {
		log.debug("session idle, so disconnecting......");
        session.close();
        log.debug("disconnected.");
	}
	
	// 
	@Override
	public void messageSent(IoSession session, Object message) throws Exception {
		 log.debug("messageSent.");
		// disconnect an idle client
		//session.close();
    }
	
	@Override
    public void sessionOpened(IoSession session) throws Exception {
		log.debug("sessionOpened.");
        //
        session.getConfig().setIdleTime(IdleStatus.BOTH_IDLE, IDLE);
    }

}
</file>
===== ServerCodeFactory.java =====
<file java ServerCodeFactory.java>
package com.supconit.its.server.handler;

import java.nio.charset.Charset;

import org.apache.mina.core.session.IoSession;
import org.apache.mina.filter.codec.ProtocolCodecFactory;
import org.apache.mina.filter.codec.ProtocolDecoder;
import org.apache.mina.filter.codec.ProtocolEncoder;
import org.apache.mina.filter.codec.textline.LineDelimiter;
import org.apache.mina.filter.codec.textline.TextLineDecoder;
import org.apache.mina.filter.codec.textline.TextLineEncoder;

public  class ServerCodeFactory implements ProtocolCodecFactory {

	    private final TextLineEncoder encoder;
	    private final TextLineDecoder decoder;
	    /*final static char endchar = 0x1a;*/
	    final static char endchar = 0x0d;
	    public ServerCodeFactory() {
	        this(Charset.forName("gb2312"));
	    }
	    public ServerCodeFactory(Charset charset) {
	    	 encoder = new TextLineEncoder(charset, LineDelimiter.UNIX);   
	         decoder = new TextLineDecoder(charset, LineDelimiter.AUTO);   
	         }

	    @Override
		public ProtocolDecoder getDecoder(IoSession session) throws Exception {
			// TODO Auto-generated method stub
			return decoder;
		}
		@Override
		public ProtocolEncoder getEncoder(IoSession session) throws Exception {
			// TODO Auto-generated method stub
			return encoder;
		}
		public int getEncoderMaxLineLength() {
	        return encoder.getMaxLineLength();
	    }
	    public void setEncoderMaxLineLength(int maxLineLength) {
	        encoder.setMaxLineLength(maxLineLength);
	    }
	    public int getDecoderMaxLineLength() {
	        return decoder.getMaxLineLength();
	    }
	    public void setDecoderMaxLineLength(int maxLineLength) {
	        decoder.setMaxLineLength(maxLineLength);
	    }

}
</file>
===== 加载applicationContext-socket.xml =====
<file java Test.java>
package com.supconit.its.server.test;

import org.springframework.context.support.ClassPathXmlApplicationContext;

public class Test {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		ClassPathXmlApplicationContext ct = new ClassPathXmlApplicationContext("applicationContext-socket.xml");
	}
}
</file>
===== ClintTest.java =====
<file java ClintTest.java>
package com.supconit.its.server.test;

import java.net.InetSocketAddress;
import java.nio.charset.Charset;

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.filter.logging.LoggingFilter;
import org.apache.mina.transport.socket.nio.NioSocketConnector;

import com.supconit.its.server.handler.ServerHandler;

public class ClintTest {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		NioSocketConnector connector = new NioSocketConnector(); 
		connector.getFilterChain().addLast( "logger", new LoggingFilter() ); 
		//connector.getFilterChain().addLast( "codec", new ProtocolCodecFilter( new TextLineCodecFactory( Charset.forName( "GBK" )))); //
		connector.getFilterChain().addLast( "codec", new ProtocolCodecFilter( new TextLineCodecFactory( ))); 
		connector.setConnectTimeout(1); 
		connector.setHandler(new ServerHandler());//
		ConnectFuture cf = connector.connect( 
		new InetSocketAddress("127.0.0.1", 1235));//
		cf.awaitUninterruptibly();//
		cf.getSession().write("hello,测试！");//
		//cf.getSession().write("quit");//
		cf.getSession().close();
		cf.getSession().getCloseFuture().awaitUninterruptibly();//
		connector.dispose(); 
	}
}
</file>
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