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5 minutes with – Spring Jpa
In this post I’d like to show how use Spring with Java Persistence API. I think Jpa is a good standard framework and I’m using Hibernate implementation in the follow example. Other resources are at...
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5 minutes with – Jpa transaction
Many times, and in many classes, the access to the database should be done with transaction support, especially if you are writing in. If you are using Spring, you can access the Transaction Manager...
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Spring Jta with Jboss
Have you ever tried to have to link, in unique transaction, two or more datasources from different databases? Java Transaction API (JTA) helps you to achieve this result. In this article I’ll try to...
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Liferay Jpa Portlet
A typical issue in liferay is a portlet which is able to show data at one portal site. In this article I’d like to illustrate an easy portlet that manage an hardware warehouse. I used Spring framework...
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Liferay Jpa Portlet – Part 2
In the previous article of this serie we’ve taken a look at the service layer of Warehouse portlet using EclipseLink Jpa implementation. Now it’s time to go on and see the Spring Jpa controller and the...
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5 minutes with – Spring Transaction Isolation Level
Understanding the isolation level of the database transaction is not so obvious as you might think. Let me lead you through the different isolation type in the way to find out the correct one to use in...
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