1. package ip.test;
   
2. 
   
3. import java.io.*;
   
4. import java.net.*;
   
5. 
   
6. public class TcpClient
   
7. {
   
8.         public static void main(String[] args)throws Exception
   
9.         {
   
10.                 Socket s =new Socket("192.168.1.102",10004);
    
11.                
    
12.                 OutputStream out = s.getOutputStream();
    
13.                
    
14.                 out.write("wo lai le".getBytes());
    
15.                
    
16.                
    
17.                 s.close();
    
18.         }
    
19.        
    
20. }
    

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运行时报错！！！

1. Exception in thread "main" java.net.ConnectException: Connection refused: connect
   
2.         at java.net.PlainSocketImpl.socketConnect(Native Method)
   
3.         at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
   
4.         at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
   
5.         at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
   
6.         at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
   
7.         at java.net.Socket.connect(Socket.java:519)
   
8.         at java.net.Socket.connect(Socket.java:469)
   
9.         at java.net.Socket.<init>(Socket.java:366)
   
10.         at java.net.Socket.<init>(Socket.java:180)
    
11.         at ip.test.TcpClient.main(TcpClient.java:10)
    

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这个应该怎么破？！

1.得保证TCPServer程序正在运行
2.确认ip和端口正确

先建立客户端，必卡

重在参与，给个技术分何如？