Enterprise Java Beans

... Trang 234 Chng 12: EJB (ENTERPRISE JAVA BEANS) Chng này ta s nghiêm cu và xây dng mt trong nhng thành phn

Ngày tải lên: 29/09/2013, 09:20

. stuff is really what Enterprise JavaBeans is for.” PREFACE At first, I had no idea what he was talking about. Enterprise JavaBeans? What’s that? Something like regular JavaBeans? Eventually, Court. Persistence Example: A Product Line 180 Product .java 181 ProductLocal .java 182 ProductHome .java 182 ProductLocalHome .java 184 ProductPK .java 184 ProductBean .java 187 The Deployment Descriptor 19...

Ngày tải lên: 08/03/2014, 23:20

. Session Beans • Session beans are used by one client only, two clients may not access the same instance of a session bean. • Session beans are lost in a server crash. Two Session Beans • Stateless. Server Container Home Object EJB Object EJB Object enterprise Bean enterprise Bean Remote Interface Remote Interface Home Interface Enterprise Bean Types • Session Beans – Executes on...

Ngày tải lên: 18/04/2014, 10:19

. container−managed persistence The Enterprise JavaBeans API (Enterprise JavaBeans) B.1.1. Life Cycle State Diagram of the Entity Bean 10 The Enterprise JavaBeans API (Enterprise JavaBeans) Figure B−3. Activation. Package: javax.ejb B. State and Sequence Diagrams Copyright © 2001 O'Reilly & Associates. All rights reserved. Enterprise JavaBeans The Enterprise JavaBeans API (Enterprise Jav...

Ngày tải lên: 19/04/2014, 17:14

. Chapter 8. Java Beans • Component Models • Overview of the Java Beans Component Model • Java Beans • Making a Bean • Using Java Beans • Server-Side Java Beans • Enterprise Java Beans. System.out.println(e.toString()); } } } Enterprise Java Beans The Enterprise Java Beans component model is the next logical extension of the Java Beans component model. Enterprise Java Beans...

Ngày tải lên: 29/09/2013, 08:20

. 3-Tier Java example (NOT the Full program!) * * */ import java. io.*; import java. sql.*; import javax.servlet.*; import javax.servlet.http.*; import java. util.*; import javax.mail.*; import javax.mail.internet.*; /** * *. 20 ■ THE JAVA CONNECTOR (JCO)112 6250CH20.qxd 2/22/06 5:04 PM Page 112 } //import java. awt.event.ActionListener; import java. util.*; import java. awt.*; import javax.swing...

Ngày tải lên: 05/10/2013, 10:20

. Chapter 8. Java Beans • Component Models • Overview of the Java Beans Component Model • Java Beans • Making a Bean • Using Java Beans • Server-Side Java Beans • Enterprise Java Beans. System.out.println(e.toString()); } } } Enterprise Java Beans The Enterprise Java Beans component model is the next logical extension of the Java Beans component model. Enterprise Java Beans...

Ngày tải lên: 06/10/2013, 14:20

. identification with the often-conservative enterprise market (and perhaps also because of the sophistication of Java object-relational mapping [ORM] solutions), Java developers have traditionally been. not working out: This document is the specification of the Java API for the management of persistence and object/relational mapping with Java EE and Java SE. The technical objective of this work i...

Ngày tải lên: 22/03/2014, 09:20

. application performance. Enterprise JavaBeans As shown in Figure 4 on page 7, there are two types of application components known as Enterprise JavaBeans (EJB): session beans and entity beans. Persistent. the Java 2 Platform, Standard Edition, such as ″Write Once, Run Anywhere″ portability, JDBC API for database access, but also adds full support for Enterprise JavaBeans ™ (EJBs) components, Ja...

Ngày tải lên: 24/03/2014, 04:20

. Component Model 7 The JavaBeans Architecture 9 JavaBeans Overview 11 Using Design Patterns 14 JavaBeans vs. ActiveX 14 Getting Started 15 Chapter 2. Events 15 The Java Event Model 15 Events. of support for the Beans environment into your code. The design goals of JavaBeans are discussed in Sun's white paper, " ;Java Beans: A Component Architecture for Java. " This paper....

Ngày tải lên: 25/03/2014, 10:41