Socket基础应用

package test.bwl;


import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;


public class SocketManager {
/**
* @param args
* @throws IOException 
*/
public static void main(String[] args) {
SocketManager manager = new SocketManager();
manager.doListen();
}


public void doListen() {
ServerSocket server;
try {
server = new ServerSocket(9991);
while (true) {
Socket client = server.accept();
new Thread(new SSocket(client)).start();
}
} catch (IOException e) {
e.printStackTrace();
}


}


//服务器进程
class SSocket implements Runnable {


Socket client;


public SSocket(Socket client) {
this.client = client;
}


public void run() {
DataInputStream input;
DataOutputStream output;
try {
input = new DataInputStream(client.getInputStream());
output = new DataOutputStream(client.getOutputStream());
//
String listMsg = input.readUTF();
output.writeUTF("Recive:  " + listMsg + "    \r\n Thx...");
System.out.println("Recive:   " + listMsg);
listMsg = input.readUTF();
output.writeUTF("Recive Second:  " + listMsg + "    \r\n Thx...");
System.out.println("Recive Second:   " + listMsg);
} catch (IOException e) {
e.printStackTrace();
}
}
}


}