Mumbai University > Information Technology > Sem6 > Distributed System

Marks: 10M

Year: May 2015

Steps for building/developing EJB application

1) Creation of Home Interface:

• It extends EJB home, this container implemented interface, and lists one or more create method, to create an enterprise beam.

2) Creation of Remote Interface

• It extends EJB object, it describes method exposed by enterprise by bean class.

3) Creation of primary key class.

• This is used to identity object in persistent storage, hence used only by entity beans.

4) Creation of an enterprise bean class

• It implements session bean or entity bean interface.
• Its methods name and signature must exactly with the remote interface.

5) Creation of Deployment Descriptor

• It specifies functional properties of beans it provides information to locate all ports of information.
• It also specifies types of a bean.
• It describes primary key and other field of a bean class.