thanks for your reply...it was helpful.

hi... actually i tried it and know i am sending server and client programs...there is no error but iam not getting optionpane on client side..iam getting it on server side even after i made it a comment!would you please tell me what is wrong?thank you...server

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.me.myimageapp;


import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.*;
import java.lang.*;
import java.lang.String;
import java.io.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JButton;
import javax.swing.JFrame;

import javax.swing.JOptionPane;
import javax.swing.JPanel;

public class server1{


JButton button;
public static final int PORT = 1028;
  Socket sock = null; 
    
public static void main( String args[])throws IOException
{
 ShowMessageDialog md = new ShowMessageDialog();

 ServerSocket sersock = null;
 Socket sock = null;
 System.out.println(" Wait !! ");

  sersock =  new ServerSocket(PORT);
                
  System.out.println("Server Started  :"+sersock);
  sock = sersock.accept();
   System.out.println("Client Connected  :"+ sock);
   DataInputStream ins = new DataInputStream(sock.getInputStream());
   PrintStream ios = new  PrintStream(sock.getOutputStream());
   ios.println("hai client...");
}
  
public server1()
{
  JFrame frame = new JFrame("***HRC***");
  button = new JButton("Start Betting");
  button.addActionListener(new MyAction());
  JPanel panel = new JPanel();
  panel.add(button);
  button = new JButton("Stop Betting");
  button.setActionCommand("Exit"); 
  button.addActionListener(new MyAction());
  panel.add(button);
  frame.add(panel);
  frame.setSize(400, 400);
  frame.setVisible(true);
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  //return "string";
// button.setActionCommand("Exit"); 
 //button.addActionListener(new MyAction()); 
  }

 class MyAction implements ActionListener 
 {
            
  public  void actionPerformed(ActionEvent ae){
  String str = ae.getActionCommand();
           
  if(str.equals("Start Betting")){
                PrintStream ios = null;
                try {
                    ios = new  PrintStream(sock.getOutputStream());
                    ios.println("Start Betting"); 
                                
                                   
                 
                } catch (IOException ex) {
                    Logger.getLogger(server1.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    ios.close();
                }
                                
} 
  else if (str.equals("Exit")){
      PrintStream ios = null;
                try {
                    ios = new  PrintStream(sock.getOutputStream());
                    ios.println("Stop Betting"); 
                         
                                 
                
                } catch (IOException ex) {
                   Logger.getLogger(server1.class.getName()).log(Level.SEVERE, null, ex);
               // } finally {
                //    ios.close();
               // }

System.exit(0); 
  }  
  }
   }  
 }
}


  
      
 
 

client

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.me.myimageapp;


 
import java.lang.*;
import java.io.*;
import java.net.*;
import java.net.InetAddress;
import javax.swing.JOptionPane;


class client1
{
 public static void main(String args[])
 {
 Socket sock=null;
 DataInputStream dis=null;
 PrintStream ps=null;
 System.out.println(" Trying to connect");
                                   
 try 
 {
 
   String localhost="192.168.40.78";
  sock= new Socket(localhost,1028);
  ps= new PrintStream(sock.getOutputStream());
// System.out.println(ps.writeLine());
  DataInputStream is = new DataInputStream(sock.getInputStream());
    System.out.println(is.readLine());



DataInputStream s = new DataInputStream(sock.getInputStream());
    String str = s.readLine();

           
  if(str.equals("Start Betting")){
  JOptionPane.showMessageDialog(null, "Betting Has started", "HRC", 1);                 
}
  else if(str.equals("Stop Betting")){
  JOptionPane.showMessageDialog(null, "Betting has stopped", "HRC", 1);
System.exit(0); 
  }  
  

 
  }
  catch(IOException ie)
  {
   System.out.println(" Close Error   :" +    ie.getMessage());
  }               
  
                        
} 
}   

jastig, on 18 March 2012 - 10:59 PM, said:

hi...actually i wrote this server program and iam getting error void type not allowed near joptionpane in if statement...can you please tell me what to write there or how to solve it...

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.me.myimageapp;

/**
 *
 * @author cmc
 */
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.*;
import java.lang.*;
import java.lang.String;
import java.io.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JButton;
import javax.swing.JFrame;
//import J_OPTION_PANE;
import javax.swing.JOptionPane;
import javax.swing.JPanel;

public class server1{

//port number should be more than 1024
JButton button;
public static final int PORT = 1026;
 Socket sock = null;        
public static void main( String args[])throws IOException
{
 ShowMessageDialog md = new ShowMessageDialog();
 ServerSocket sersock = null;
 Socket sock = null;
 System.out.println(" Wait !! ");

 try
 {
  //  Initialising the ServerSocket
  sersock =  new ServerSocket(PORT);
                
  // Gives the Server Details Machine name,   Port number

  System.out.println("Server Started  :"+sersock);
  sock = sersock.accept();
   System.out.println("Client Connected  :"+ sock);

   // Receive message from client i.e Request    from client

   DataInputStream ins = new DataInputStream(sock.getInputStream());
   // Send message to the client i.e Response

   PrintStream ios = new  PrintStream(sock.getOutputStream());
   ios.println("Hello from server");
   // ios.close();
//sock.close();
 }
catch(IOException e)
	{
    System.out.println("Couldn't start "  ) ;    
   
    }               
 } 
  
               
  
public void ShowMessageDialog()
{
  JFrame frame = new JFrame("***HRC***");
  button = new JButton("Start Betting");
  button.addActionListener(new MyAction());
  JPanel panel = new JPanel();
  panel.add(button);
  button = new JButton("Stop Betting");
  button.setActionCommand("Exit"); 
  button.addActionListener(new MyAction());
  panel.add(button);
  frame.add(panel);
  frame.setSize(400, 400);
  frame.setVisible(true);
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//  return "str";
// button.setActionCommand("Exit"); 
 //button.addActionListener(new MyAction()); 
  }

 class MyAction implements ActionListener 
 {
               
  public  void actionPerformed(ActionEvent ae){
  String str = ae.getActionCommand();
           
  if(str.equals("Start Betting")){
     
                try {
                PrintStream  ios = new  PrintStream(sock.getOutputStream());
                  
       ios.println(JOptionPane.showMessageDialog(null, "Betting Has Been Started", "HRC", 1));
                                  
} catch (IOException ex) {
                    Logger.getLogger(server1.class.getName()).log(Level.SEVERE, null, ex);
                }}
  else if (str.equals("Exit")){
  JOptionPane.showMessageDialog(null, "Betting Has Been Stopped.", "HRC", 1);
System.exit(0); 
  }  
  }
 }
 // System.out.println" Connection from :  " );
  }
      
 
 

pbl, on 16 March 2012 - 07:21 AM, said:

hi,thanks for your reply...can you please send me an example for this?thanks...in advance.