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Corba program of game

Posted By: Milind Mishra     Category: Java     Views: 8975

Corba program of game..........

Code for Corba program of game in Java

// IDL

module GameModule
{
    interface Game
    {
        double guess(indouble operand1);
    };

};


// GameImpl// Contains the implementation of the methods defined in the IDL file.

import GameModule.GamePOA;

class GameImpl extends GamePOA
{
    GameImpl()
    {
        super();
        System.out.println("game Object Created");
    }

    publicdouble guess(double num)
    {
        if(num < 50)
            return(-1);
        elseif(num > 50)
            return(1);
        elsereturn(0);
    }
}


// OUTPUT

1
1
You enter number is Lower
Enter no=
32
32
You enter number is Lower
Enter no=
34
34
You enter number is Lower
Enter no=
65
65
You enter number is Higher
Enter no=
99
99
You enter number is Higher
Enter no=
50
50
You enter Exact num in trial =5


// Server


import GameModule.Game;
import org.omg.CosNaming.*;
import org.omg.CosNaming.NamingContextPackage.*;
import org.omg.CORBA.*;
import org.omg.PortableServer.*;

class GameServer
{

    publicstaticvoid main(String[] args)
    {
        try
        {
            // initialize the ORB
            org.omg.CORBA.ORB orb = org.omg.CORBA.ORB.init(args,null);

            // initialize the BOA/POA
            POA rootPOA = POAHelper.narrow(orb.resolve_initial_references("RootPOA"));
            rootPOA.the_POAManager().activate();

            // creating the calculator object
            GameImpl game = new GameImpl();
            
            // get the object reference from the servant class
            org.omg.CORBA.Object ref = rootPOA.servant_to_reference(game);

            System.out.println("Step1");
            Game h_ref = GameModule.GameHelper.narrow(ref);
            System.out.println("Step2");

            org.omg.CORBA.Object objRef = orb.resolve_initial_references("NameService");
            System.out.println("Step3");
            NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
            System.out.println("Step4");

            String name = "Game";
            NameComponent path[] = ncRef.to_name(name);
            ncRef.rebind(path,h_ref);

            System.out.println("Game Server reading and waiting....");
            orb.run();


        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }
}


// Client

import GameModule.*;
import org.omg.CosNaming.*;
import org.omg.CosNaming.NamingContextPackage.*;
import org.omg.CORBA.*;
import java.io.DataInputStream;
import java.lang.Integer;

class GameClient
{
    
    publicstaticvoid main(String args[])
    {
        Game GameImpl=null;
        int count=0;
        int data;
        try
        {
            // initialize the ORB
            org.omg.CORBA.ORB orb = org.omg.CORBA.ORB.init(args,null);

            org.omg.CORBA.Object objRef = orb.resolve_initial_references("NameService");
            NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
            
            String name = "Game";
            GameImpl = GameHelper.narrow(ncRef.resolve_str(name));
            
            while(true)
            {
            int num;
            System.out.println("Enter no=");
            DataInputStream in=new DataInputStream(System.in);
            num=Integer.parseInt(in.readLine());
            System.out.println(num);

             data=(int) GameImpl.guess(num);
                if(data == -1)
                {
                    System.out.println("You enter number is Lower");
                    count=count+1;
                }
                elseif(data == 1)
                {
                    System.out.println("You enter number is Higher");
                    count=count+1;
                }
                elseif(data == 0)
                {
                    System.out.println("You enter Exact num in trial ="+count);
                    break;
                }
            }


        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }


}
  
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Milind Mishra
Milind Mishra author of Corba program of game is from India.
 
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