package com.qingshan.net.socket;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.Socket;
/**
* <pre>
* 客户端:发送信息/接收服务器反馈信息
* </pre>
* <hr Color="green" ></hr>
* 2012 Qingshan Group 版权所有
* <hr Color="green" ></hr>
* @author thetopofqingshan
* @version 1.0.0
* @since JDK 1.5
* @date 2012-4-25
*/
public class Client {
public void run(String ip, int port){
OutputStream os = null;
InputStream is = null;
try {
Socket client = new Socket(ip, port);//接连目标ip:192.168.1.114,port:4321
os = client.getOutputStream();//
System.out.println("正在发送信息...");
os.write("发了一条给到没有, 收到了请回复一样的信息".getBytes());//发送信息
os.flush();//注意:如果不使用flush方法,服务端将收到客户端发送的信息
client.shutdownOutput();
is = client.getInputStream();//
byte[] buf = new byte[1024*8];//缓冲区
String msg="";
for(int len=is.read(buf);len>0;len=is.read(buf)){
msg+=new String(buf, 0, len);
}
client.shutdownInput();
System.out.println("正在接收回复信息...");
System.out.println("服务器返回的信息: "+msg);
System.out.println("接收回复信息完成");
} catch (IOException e) {
e.printStackTrace();
}finally{
//所有服务
try {
os.close();
} catch (IOException e) {
e.printStackTrace();
}
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
Client c=new Client();
String ip="localhost";
// ip="www.baidu.com";
int port=8888;
//int port=80;
c.run(ip, port);
}
}
package com.qingshan.net.socket;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
/**
* <pre>
* 服务器:处理客户端发来的信息, 处理后作为反馈信息返回
* </pre>
* <hr Color="green" ></hr>
* 2012 Qingshan Group 版权所有
* <hr Color="green" ></hr>
* @author thetopofqingshan
* @version 1.0.0
* @since JDK 1.5
* @date 2012-4-25
*/
public class Server {
private ServerSocket server;
private Socket client;
public Server() {
try {
this.server = new ServerSocket(8888);//接收请求的端口
System.out.println("服务已启动....");
while (true) {
this.client = server.accept();//接收用户请求, 无在此等待, 有开启新的线程响应请求
if (client != null) {
//开启接收与处理信息的服务
Executor es = Executors.newCachedThreadPool();//线程池
es.execute(new Recieve(client));//开启新的线程
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* <pre>
* 线程:用于接收与处理信息
* </pre>
* <hr Color="green" ></hr>
* 2012 Qingshan Group 版权所有
* <hr Color="green" ></hr>
* @author thetopofqingshan
* @version 1.0.0
* @since JDK 1.5
* @date 2012-4-25
*/
public class Recieve implements Runnable {
public Recieve() {
}
public Recieve(Socket cleint) {
this.client = cleint;
}
Socket client;
public void run() {
try {
String response="接收到 socket客户端信息 ";
System.out.println("正在接收消息...");
InputStream is = client.getInputStream();
String msg = client.getInetAddress().getHostAddress() + ": ";
byte[] buf = new byte[1024*8];
for(int len=is.read(buf);len>0;len=is.read(buf)){
msg+=new String(buf, 0, len);
}
client.shutdownInput();
System.out.println("客户端消息:"+msg);
System.out.println("正在发送信息...");
OutputStream os = client.getOutputStream();
os.write(response.getBytes());//发送信息
os.flush();
client.shutdownOutput();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
new Server();
}
}
socket发送接收消息(String message)
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转载自lvwenwen.iteye.com/blog/1604130
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