Corba program of date operations in Java

module GetDateModule
{
   interface GetDate
   {
       string get_date();
       longlong get_time();
   };

};


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

import GetDateModule.GetDatePOA;
import java.lang.String;
import java.util.Date;

class GetDateImpl extends GetDatePOA
{
   Date dt=new Date();
      
   GetDateImpl()
   {
       super();
       System.out.println("Encriptor Object Created");
   }

   public String get_date()
   {
       String time=dt.toString();
       return (time);
   }

   publiclong get_time()
   {
       return(dt.getTime());   
   }   
}


// Server


import GetDateModule.GetDate;
import org.omg.CosNaming.*;
import org.omg.CosNaming.NamingContextPackage.*;
import org.omg.CORBA.*;
import org.omg.PortableServer.*;

class GetDateServer
{

   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 GetDate object
           GetDateImpl GetDate = new GetDateImpl();
          
           // get the object reference from the servant class
           org.omg.CORBA.Object ref = rootPOA.servant_to_reference(GetDate);

           System.out.println("Step1");
           GetDate h_ref = GetDateModule.GetDateHelper.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 = "GetDate";
           NameComponent path[] = ncRef.to_name(name);
           ncRef.rebind(path,h_ref);

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


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


// Client

import GetDateModule.*;
import org.omg.CosNaming.*;
import org.omg.CosNaming.NamingContextPackage.*;
import org.omg.CORBA.*;
import java.io.*;
import java.lang.String;
import java.util.Date;

class GetDateClient
{
  
   publicstaticvoid main(String args[])
   {
       GetDate GetDateImpl=null;
       int i;   
       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 = "GetDate";
           GetDateImpl = GetDateHelper.narrow(ncRef.resolve_str(name));

           Date dt=new Date();
           long clientTime=dt.getTime();
           System.out.println("Client Date and Time="+dt);

           String serverDate=(String) GetDateImpl.get_date();
          
           long serverTime=(long) GetDateImpl.get_time();
           System.out.println("Server Date and Time="+serverDate);
  
           System.out.println("Time Difference in Server and Client(in millisecond)="+(clientTime-serverTime));
          
       }
       catch(Exception e)
       {
           e.printStackTrace();
       }
   }
}