About EJB

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3

Double persist of Entity field with Cascade.ALL

the EJB module (Book_dberror-ejb) 3. A Java Class Library (Book_dberror_Libs). In Netbeans, I added the Java EE 6 API Library from Netbeans to Book_dberror_Libs and Objectdb.jar to Book_dberror_ejb. In ... Book_dberror with Book_db Book_dberror-ejb with Book_db-ejb Book_dberror_Libs with Book_db_Libs Thanks
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3

ObjectDB within a resource adapter module and Java EE Connector Architecture

Connector Architecture so that it may be packaged separately from (but used by components of) an EJB ... , is there another @PersistenceContext-friendly strategy for separating at least the name of the final database file from an EJB ... -project web apps leverage the same EJBs, which in turn leverage the persistence.xml
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3

Pessimistic Lock Timeouts setting

a shared lock in the EJB could get around this, but this would be global and impact all threads ... creates one processor bean with an injected stateful EJB which holds an instance of Entity Manager ... a JPA EJB. However, after retrieval, once the control was returned to proccessor bean from the JPA
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3

Possible cause for "Enhancement of type ... is old and cannot be used"

with: Caused by: javax.ejb.CreateException: Initialization failed for Singleton ReflectionHelper at com.sun.ejb.containers.AbstractSingletonContainer.createSingletonEJB(AbstractSingletonContainer.java:476) at com.sun.ejb.containers.AbstractSingletonContainer.access$000(AbstractSingletonContainer
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2

@OneToMany(fetch = FetchType.LAZY) list is always null

Hello. @OneToMany(fetch = FetchType.LAZY) doesn't work when using EJB or something else related ... ") private EntityManager entityManager; @EJB private Manager manager; private ... ") private EntityManager entityManager; @EJB private Manager manager; private List
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2

Glassfish 3.1.2.1 and ObjectDB 2.4.3

:Portable JNDI names for EJB GuestDao: [java:global/Guestbook-objectdb/GuestDao, java:global ... AM' INFO: EJB5181:Portable JNDI names for EJB GuestDao: [java:global/Guestbook-objectdb/GuestDao ... Validator 4.3.0.Final INFO: EJB5181:Portable JNDI names for EJB GuestDao: [java:global/Guestbook
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2

GlassFish 3.1.2.2/JBoss 7.1.1

(http://www.java.net/forum/topic/glassfish/glassfish/cant-return-entity-ejbs-remote-ejb ... a request to load the ObjectDB module. Build 2.4.3 fixes the problem of accessing ObjectDB from a stateless EJB in JBoss AS 7.1.1. smik webel n0mad
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2

Guestbook EE ear app please

. However, I would like to call the ejb from a remote client. I have tried various ways in creating different projects for ejb, web and client, with and without an ear, and bump into queer problems. Of course I ... the entire Java EE. Particularly calling EJB from a remote client is not related directly to ObjectDB
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2

How to Use a SF with extended Persistence Context?

:32,388 ERROR [org.jboss.ejb3.invocation] (http-localhost-127.0.0.1-8080-1) JBAS014134: EJB Invocation ... .String): javax.ejb.EJBException: java.lang.IllegalStateException: JBAS011048: Failed to construct ... GuestServlet threw exception: javax.ejb.EJBException: java.lang.IllegalStateException: JBAS011048: Failed
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2

Problem to use find method on an abstract Class: AbstractMethodError is thrown

] (http-localhost-127.0.0.1-8080-1) JBAS014134: EJB Invocation failed on component Tester for method public entities.LogicalObject services.Tester.test(java.lang.String): javax.ejb.EJBException ... -localhost-127.0.0.1-8080-1) Servlet.service() for servlet PaltzefomatServlet threw exception: javax.ejb