September 2002
Intermediate to advanced
608 pages
14h 20m
English
Content preview from J2EE™ and JAX™: Developing Web Applications and Web Services
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19.3. Session Bean APIs
The APIs used by all of the Enterprise JavaBean classes are very simple and straightforward, consisting primarily of the life-cycle methods that EJBs are required to implement (even though the implementations will frequently be empty).
API 19.1 javax.ejb.EnterpriseBeanpublic interface EnterpriseBean // defines no methods; simply common base class for 3 EJB subclasses |
API 19.2 javax.ejb.SessionBeanpublic interface SessionBean extends EnterpriseBean public void ejbActivate(); public void ejbPassivate(); public void ejbRemove(); public void setSessionContext(SessionContext context); |
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