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EJB

Lifecycle of 4 Beans Lifecycle of a STATELESS Session bean Lifecycle of a STATEFUL Session bean instance Life Cycle of an entity bean instance Life Cycle of a MESSAGE-DRIVEN bean Enterprise Java Beans (TM) Specification ("Specification") Version: 2.0 Status: Final Release Release: August 22, 2001 Copyright 2001 Sun Microsystems, Inc. 901 San Antonio Road, Palo Alto, California 94303, U.S.A. All rights reserved. Down.. 더보기
Enterprise JavaBeans Contracts 4.3.1 Session objects A typical session object has the following characteristics: • Executes on behalf of a single client. • Can be transaction-aware. • Updates shared data in an underlying database. • Does not represent directly shared data in the database, although it may access and update such data. • Is relatively short-lived. • Is removed when the EJB Container crashes. The client has to re.. 더보기
Lifecycle of Session Object and Entity Object Enterprise Java Beans (TM) Specification ("Specification") Version: 2.0 Status: Final Release Release: August 22, 2001 Copyright 2001 Sun Microsystems, Inc. 901 San Antonio Road, Palo Alto, California 94303, U.S.A. All rights reserved. Download Spec from java.sun.com : http://java.sun.com/products/ejb/docs.html#specs 더보기
SCBCD Exam Objectives Ref : http://www.sun.com/training/catalog/courses/CX-310-090.xml Spec : http://java.sun.com/products/ejb/docs.html#specs Exam Objectives EJB Overview Identify the use, benefits, and characteristics of Enterprise JavaBeans technology, for version 2.0 of the EJB specification. Identify EJB 2.0 container requirements. Identify correct and incorrect statements or examples about EJB programming restr.. 더보기

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