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What is EJB architecture(components)?

Untitledhttp://middlewares.wordpress.com/2008/05/02/what-is-ejb-architecturecomponents/ [Untitled] Entity beans: Entity beans are enterprise beans that contain persistent data and that can be saved in various persistent data stores. Each entity bean carries its own identity.

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[Dashboard RSS Feed] Defining EntityProviders (updated): <bean parent="org.sakaiproject.entitybroker.entityprovider.AbstractEntityProvider" class="org.sakaiproject.entitybroker.entitywebapp.WebappEntityProvider"> <property name="dao" ref="MemoryDao" />

Middleware Technologies [MCA II Yr, Anna University] by Roy Antony Arnoldhttp://middlewares.wordpress.com/2008/04/28/ejb-some-interview-questions/ [Middleware Technologies [MCA II Yr, Anna University] by Roy Antony Arnold] EJB - Some Interview Questions: EJB QL is used for queries of two types of finder methods: Finder methods that are defined in the home interface of an entity bean and which return entity objects. Select methods, which are not exposed to the client, but which are used by the Bean Provider to select persistent values that are maintained by the Persistence Manager or to select entity objects that are related to the entity bean on which the query is defined.

Hibernate Forumshttp://forum.hibernate.org/viewtopic.php?p=2383707#2383707 [Hibernate Forums] Hibernate not cascading One To Many case: xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd"> ...

Enterprise Tech Tipshttp://blogs.sun.com/enterprisetechtips/entry/extended_persistence_context_in_stateful [Enterprise Tech Tips] Extended Persistence Context in Stateful Session Beans: The Java Persistence Architecture also states that a container-managed persistence context, that is, a persistence context whose life cycle is managed automatically by the container, may be defined to have either a lifetime that is scoped to a single transaction or an extended lifetime that spans multiple transactions. The lifetime scope depends on the type specified in the PersistenceContextType class when an entity manager is created.

Thinking about ithttp://sonjastankovic.spaces.live.com/blog/cns!68F17061F2534F2E!649.entry [Thinking about it] Enterprise Java Beans --- Part 1 (Introduction): Message-Driven Beans - invoked asynchronously and can receive and act upon JMS messages via the Java Messaging Service (JMS) provider. Typically, a client will post a message to a specific JMS Queue or Destination and all the message-driven EJBs that are subscribed to this destination will receive this message.

Just another bloghttp://itcoolguy.wordpress.com/2008/01/25/stateful-session-beans-best-practices/ [Just another blog] Stateful Session Beans - Best practices: The EJB specification suggests that a shopping cart for an e-commerce system could be implemented with SFSBs. This is perfectly acceptable if that shopping cart is only intended to be an in-memory implementation that does not need to survive a server crash.

Thinking about ithttp://sonjastankovic.spaces.live.com/blog/cns!68F17061F2534F2E!741.entry [Thinking about it] Enterprise Java Beans --- Part 3 (Session Beans): To help the EJB container manage a large number of stateful session beans, callbacks and rules were included to give the container the ability to move a stateful session bean to temporary storage, and restore it from that storage between transactions. Storing a bean is called passivation, and reactivating it is called activation.

dambalahhttp://dambalah.com/2008/04/13/ajax-world-conference-day-2/ [dambalah] Ajax World Conference - Day 2: Runs in many different environments: JBoss, Weblogic, Websphere, Tomcat; Standards based, submitted as JSR-299 (Web Beans); Supports biection (inversion of control) for wiring components; Seam components can be session beans, entity ...

Java Server Pages, Jsp, Tomcat, J2Ee, Hibernate Programming Blog[Java Server Pages, Jsp, Tomcat, J2Ee, Hibernate Programming Blog] Web hosting uk - CHAPTER 13 MIGRATION 387 remove entity bean: The bean class, interfaces, and XML deployment descriptor describe the persistent fields used by the entity, the queries used by the application to find entity instances, and the container-managed relationships between entities.

entertainment spothttp://epassion.blog.co.in/2008/04/04/hello-world/ [entertainment spot] Hello world!: Question: How many number of non-public class definitions can a source file have A source file can contain unlimited number of non-public class definitions List primitive data types, there size and there range (min, max)

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Posted at May 2, 2008 09:33 AM

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