日期:2014-05-20  浏览次数:20821 次

java tcp接受数据
Java code

import java.io.*;

import java.net.*;

public class tcpjieshou
{
    static ServerSocket ss;
    Socket socket;
    OutputStream os;
    public tcpjieshou(){
        try{
             ss=new ServerSocket(13333);
             System.out.println( "waiting   for   client   to   connect   on... "); 
        }catch(Exception e){System.out.println("端口问题");}
    }

     void tcpjieshoutest() throws SocketException, IOException
    {
    os=new BufferedOutputStream(new FileOutputStream("C:\\Users\\Administrator\\Desktop\\tcpjieshou00.rmvb"));
    System.out.println("start....");
    InputStream  socketis = null;
      byte []buff=new byte[60000];
    try{
    while(true)
    {
      socket=ss.accept();
      System.out.println(socket);
      socketis=new BufferedInputStream(socket.getInputStream());
      socketis.read(buff);
       os.write(buff);
       os.flush  
       System.out.println("jieshou");
      }
        }catch(Exception e){
            System.out.println("while:"+e);        }
   
        }
    
        public static void main(String[] args) throws SocketException, IOException {
            new tcpjieshou().tcpjieshoutest();
        }
        
    }
    


我运行这个程序结果只显示一次jieshou,说明只循环了一次,这是怎么搞的?

------解决方案--------------------
客户端:
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.Socket;
import java.net.UnknownHostException;

import javax.swing.JLabel;
import javax.swing.JTextArea;
import javax.swing.JTextField;


public class SendMessage extends Thread {
private String ip;
private int i;
Socket s = null;
JLabel label=null;
JTextField text;
JTextArea text1;

public SendMessage(String ip,int i,JTextArea text1) {
// TODO Auto-generated constructor stub
this.ip=ip;
this.i=i;
this.text1=text1;

}


public void run(){

while(true){
try {
s = new Socket(ip,i);
text1.setText("连接成功"+"\n");
break;
} catch (Exception e) {
try {
Thread.sleep(1000);
} catch (InterruptedException e1) {
System.out.println("出错了。。。。");
}

}

}

public void send(String message)
{
try {



PrintStream p = new PrintStream(s.getOutputStream());

p.println(message);


} catch (Exception e1) {
System.out.println("异常"+e1.getMessage());
}
}
 
 
}


服务器端:

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

import javax.swing.JLabel;
import javax.swing.JTextArea;


public class GetMessage extends Thread{
private int i;
String v;

JLabel label=null;
private JTextArea text;
Date d=new Date();
SimpleDateFormat matter=new SimpleDateFormat("yyyy年MM月dd日HH时mm分ss秒");
public GetMessage(int i,JTextArea text) {

this.i=i;
this.text=text;
}

public void run(){
try {
ServerSocket so = new ServerSocket(i);
Socket s = so.accept();
while(true){
InputStreamReader i = new InputStreamReader(s.getInputStream());