How to Inheritance Enitty Bean
===========================
follow the steps
/*
* Important:
* dont forget to add throws RemoteException for every function
*/
public interface Base
{
public void doAppropriateThing() throws RemoteException;
}
/*
* Important:
* If you want to inherit Home Interface use only Finders with Enumeration
which is
* same accross class
*/
public interface BaseHome
{
public Enumeration FindByID() throws RemoteException, FinderException;
}
abstract public class BaseImpl implements Seriliziable
{
public void doAppropriateThing() throws RemoteException;
}
public interface Derived_A extends Base , EJBObject
{
}
public interface Derived_A_Home extends BaseHome, EJBHome
{
................
................
}
public class Derived_A_Bean extends BaseImpl implements EntityBean
{
................
................
}
public interface Derived_B extends Base , EJBObject
{
................
................
}
public interface Derived_B_Home extends BaseHome, EJBHome
{
................
................
}
public class Derived_B_Bean extends BaseImpl implements EntityBean
{
..................
..................
}
public class Client()
{
Derived_A_Home = lookup(...);
Derived_A obj = Derived_A_Home.findByPrimaryKey(11);
doAppropriateThing( obj);
Derived_B_Home = lookup(...);
Derived_B obj2 = Derived_B_Home.findByPrimaryKey(11);
doAppropriateThing( obj2);
public void doAppropriateThing( Base b )
{
b.doAppropriateThing();
}
}
if any question please email me at [EMAIL PROTECTED]
- sethu
______________________________________________________
Get Your Private, Free Email at http://www.hotmail.com
===========================================================================
To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
of the message "signoff EJB-INTEREST". For general help, send email to
[EMAIL PROTECTED] and include in the body of the message "help".
