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2

use of Singleton into tomcat

hi all. i would write a class singleton that encapsulate the entitymanagerFACTORY    into it.(the entitymanagerFactory  IS A property of the only instance of class singleton. (the class singleton is not a Ejb!!!!!!!!!). into tomcat it not possible  use ejbs............. i have to manage
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2

WebSphere Liberty Configuration

] SRVE0315E: An exception occurred: java.lang.Throwable: javax. ejb.EJBException: CWNEN0030E: The server ... .handleRequest(WebApp.java:4900) at [internal classes] Caused by: javax. ejb.EJBException: CWNEN0030E
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2

PersistenceException UserException: Failed to validate persistence.xml

:722) Caused by: javax.el.ELException: javax. ejb.EJBException: The bean encountered a non ... more Caused by: javax. ejb.EJBException: The bean encountered a non-application exception; nested
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2

What role is the JDO in ObjectDB?

Mike Keith believe the JDO is out of date. Then what role of JDO in ObjectDB? Will our codes with JDO be out of date? Due in part to some of the failures of the EJB persistence model, and some ... . Once the EJB 3.0 persistence movement was in motion, however, and the major vendors all signed
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2

Update is ignored by ObjectDB

. @ EJB SMDB lib; ... Order orderInfo = lib.fulfilOrder(orderID, userID,itemID ... managers. I think that this problem is related to EJB injection behavior of ObjectDB
Result
1

ObjectDB version 2.2.6

Version 2.2.6 Fixed the "Attempt to reuse an existing primary key value" after flush bug. Fixed a bug in tracking changes to collections of new flushed entity objects. Fixed generated value (ID allocation) bug with flush and in EJB containers. Fixed a NullPointerException on getObjectsById. Fixed
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1

@ElementCollection Set<Integer> is emptied sometimes

EJB, plus the affected entity. Please update when you have more information. I just want to mention
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1

Attempt to begin a new transaction when a transaction is active

to the database in order to persist records.  For example : @ EJB RecordDao recordDao; recordDao
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1

Glassfish , OpenEJB Realm

    Hello , i'm developing EJB Application. I was in dilemma using OpenEJB and Glassfish. They all support JDBC Realm but i want to use only ObjectDB solution. So , there is no JPA Realm for any application server.Thats big minus for objectdb.   I will try to integrate for glassfish or openejb
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1

Help with JPA2 Criteria and conditional operator grouping

around the 'or'. Hence, my logic conditions is failing. The same EJB running against my eclipselink