Basic HTML version of Foils prepared July 6 99

Foil 32 Entity Beans - Home

From Object Web Computing Technologies CPS714 Computational Science Information Track -- June 16 99. by H. Timucin Ozdemir


1 Entity Beans' home interface also includes two remove method with Handle and Object parameter, respectively.
2 The identity of an entity bean is determined by the EJB Object's Home and primary key.
3 The Primary Key class is any class that is a legal Value Type in RMI-IIOP. Each enterprise bean class defines its own primary key class.
4 getPrimaryKey() method of EJB Object returns the unique identity of the bean in its home context.
5 Equality of two EJB Object references can be tested by using isIdentical(Object) method of EJB Object or comparing primary key values of those references if EJB Objects are obtained from the same home.

in Table To:


© Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

If you have any comments about this server, send e-mail to webmaster@npac.syr.edu.

Page produced by wwwfoil on Tue Jul 6 1999