eclipselink

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how to use another implementation for JPA 2 level 2 cache?

We\'d like to use another L开发者_开发百科2 cache for our big JPA application. We are trying to achieve a shared cache between multiple servers.[详细]

2023-03-21 14:21 分类：问答
problem with JPA EntityManager

i am new to JPA, i have a problem with my JPA . i have used the entity manager as follows: 1: package com.icesoft.icefaces.samples.datatable.jpa;[详细]

2023-03-21 12:05 分类：问答
Debugging in Netbeans with EclipseLink static weaving

I am attempting to debug unit tests in Netbeans 7 on classes that make use of the EclipseLink static weaving.If I turn off static weaving I can get debug a unit test, but I cannot get a non-debug run[详细]

2023-03-21 01:23 分类：问答
Why am I getting "Duplicate entry" errors for related objects upon merge in eclipselink?

I have an entity class that contains a map of key-value pairs which live in a different table and there may be no such pairs for a given entity. The relevant code for the entity classes is below.[详细]

2023-03-20 17:51 分类：问答
Configuring EclipseLink DDL Generation to ignore tables

I have several externally supplied tables which I can\'t modify.In my case these are things like the built in Oracle tables.[详细]

2023-03-20 14:40 分类：问答
Is it possible to use @Transational worked in Spring, Eclipselink &Tomcat environment?

HiAll, I was confused by the EclipseLink for Tomcat documentation saying: Limitations to JPA: No @PersistenceContext injection of a container 开发者_如何学Pythonmanaged persistence unit is availab[详细]

2023-03-20 07:42 分类：问答
Java JPA class converters

I\'m using EclipseLink in Glassfish with my JavaEE application and have some java.util.Locale-columns in my model classes which I would like to store as String-columns in my database tables.[详细]

2023-03-19 23:23 分类：问答
Glassfish: Unable to map datasource JNDI name to portable name using glassfish-web.xml

I\'m going slightly insane trying to make a Java EE 6 webapp portable between Glassfish AS 3.x and JBoss AS 6 (and 7 when released).[详细]

2023-03-19 08:46 分类：问答
I can retrieve entities but I can't persist WebSphere 7 JPA

I am dealing with an application developed in Ne开发者_如何学运维tBeans. It uses a single entity and can either retrieve from DB or persist new entities. It uses JPA 2.0 w/ EclipseLink. When deployed[详细]

2023-03-19 07:12 分类：问答
Is JPA locking considered atomic?

I am using Eclipse Link implementation, but maybe this is relevant also for Hibernate. At some point I called:[详细]

2023-03-19 00:46 分类：问答