XSocket的学习和总结(二)

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本文介绍了一个使用XSocket的Java客户端示例，展示了如何通过非阻塞连接与服务器交互，并实现数据接收与发送的功能。

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2011年04月08日星期五下午 02:49

客户端数据处理类：

Java代码

package com.easyway.space.sockets.xsocket;
import java.io.IOException;
import java.nio.BufferUnderflowException;
import java.nio.channels.ClosedChannelException;
import org.xsocket.MaxReadSizeExceededException;
import org.xsocket.connection.IConnectHandler;
import org.xsocket.connection.IDataHandler;
import org.xsocket.connection.IDisconnectHandler;
import org.xsocket.connection.INonBlockingConnection;
/**
* 客户端定义数据的处理类
* @author longgangbai
*
*/
public class ClientHandler implements IDataHandler ,IConnectHandler ,IDisconnectHandler {
/**
* 连接的成功时的操作
*/
@Override
public boolean onConnect(INonBlockingConnection nbc) throws IOException,
BufferUnderflowException, MaxReadSizeExceededException {
String remoteName=nbc.getRemoteAddress().getHostName();
System.out.println("remoteName "+remoteName +" has connected ！");
return true;
}
/**
* 连接断开时的操作
*/
@Override
public boolean onDisconnect(INonBlockingConnection nbc) throws IOException {
// TODO Auto-generated method stub
return false;
}
/**
*
* 接收到数据库时候的处理
*/
@Override
public boolean onData(INonBlockingConnection nbc) throws IOException,
BufferUnderflowException, ClosedChannelException,
MaxReadSizeExceededException {
String data=nbc.readStringByDelimiter("|");
nbc.write("--|Client:receive data from server sucessful| -----");
nbc.flush();
System.out.println(data);
return true;
}
}

package com.easyway.space.sockets.xsocket;


import java.io.IOException;
import java.nio.BufferUnderflowException;
import java.nio.channels.ClosedChannelException;

import org.xsocket.MaxReadSizeExceededException;
import org.xsocket.connection.IConnectHandler;
import org.xsocket.connection.IDataHandler;
import org.xsocket.connection.IDisconnectHandler;
import org.xsocket.connection.INonBlockingConnection;
/**
 * 客户端定义数据的处理类
 * @author longgangbai
 *
 */
public class ClientHandler implements IDataHandler ,IConnectHandler ,IDisconnectHandler {

 /**
  * 连接的成功时的操作
  */
 @Override
 public boolean onConnect(INonBlockingConnection nbc) throws IOException,
   BufferUnderflowException, MaxReadSizeExceededException {
  String  remoteName=nbc.getRemoteAddress().getHostName();
  System.out.println("remoteName "+remoteName +" has connected ！");
       return true;
 }
    /**
     * 连接断开时的操作
     */
 @Override
 public boolean onDisconnect(INonBlockingConnection nbc) throws IOException {
  // TODO Auto-generated method stub
    return false;
 }
 /**
  * 
  * 接收到数据库时候的处理
  */
 @Override
 public boolean onData(INonBlockingConnection nbc) throws IOException,
   BufferUnderflowException, ClosedChannelException,
   MaxReadSizeExceededException {
   String data=nbc.readStringByDelimiter("|");
   nbc.write("--|Client:receive data from server sucessful| -----");
   nbc.flush();
         System.out.println(data);
         return true;
 }

}

客户端类：

Java代码

package com.easyway.space.sockets.xsocket;
import java.io.IOException;
import org.xsocket.connection.BlockingConnection;
import org.xsocket.connection.IBlockingConnection;
import org.xsocket.connection.INonBlockingConnection;
import org.xsocket.connection.NonBlockingConnection;
/**
* 客户端接收服务端信息
* @author longgangbai
* IBlockingConnection：这个的话就是不支持事件回调处理机制的！
*INonBlockingConnection:这个连接支持回调机制
*
*非阻塞的客户端是能够支持事件处理的方法的。即如果从网络通道中没有取到想要的数据就会自动退出程序
*/
public class XSocketClient {
private static final int PORT = 8014;
public static void main(String[] args) throws IOException {
//采用非阻塞式的连接
INonBlockingConnection nbc = new NonBlockingConnection("localhost", PORT, new ClientHandler());
//采用阻塞式的连接
//IBlockingConnection bc = new BlockingConnection("localhost", PORT);
//一个非阻塞的连接是很容易就变成一个阻塞连接
IBlockingConnection bc = new BlockingConnection(nbc);
//设置编码格式
bc.setEncoding("UTF-8");
//设置是否自动清空缓存
bc.setAutoflush(true);
//向服务端写数据信息
for (int i = 0; i < 100; i++) {
bc.write(" client | i |love |china !..." +i);
}
//向客户端读取数据的信息
byte[] byteBuffers= bc.readBytesByDelimiter("|", "UTF-8");
//打印服务器端信息
System.out.println(new String(byteBuffers));
//将信息清除缓存，写入服务器端
bc.flush();
bc.close();
}
}