Basic HTML version of Foils prepared July 6 99

Foil 31 Entity Beans - Look Up

From Object Web Computing Technologies CPS714 Computational Science Information Track -- June 16 99. by H. Timucin Ozdemir
1 Entity Beans' home interface defines finder methods to look up an EJB Object or a collection of EJB Objects. The name of each finder method should be prefixed with "finder".
2 The return type of this methods is the Remote interface or a collection of EJB Objects (Enumeration in JDK 1.1 and Collection in JDK 1.2)
3 Entity Beans' home interface includes a findByPrimaryKey(primaryKey) method to look up an EJB Object with a primary Key. The return value of findByPrimaryKey() method is the Remote interface.
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