How to configure multiple page.xml files in Seam 2.2

Seam lets you specify navigation rules in the pages.xml file which can become very large for apps with many pages and transitions. Seam allows you to break this file into multiple small files. This allows you to easily manage large applications by creating multiple pages.xml files, typically one per page. This article describes how to create multiple pages.xml files in Seam 2.2.

Spring classpath scan breaks when migrating from JBoss4 to JBoss5

Spring 2.5 classpath scan does not work on JBoss5 due to internal architecture changes in JBoss5. You may face this issue when migrating from JBoss4 to JBoss5. This article walks you through a simple fix, with code snippets.

EJB3 JPA error when migrating from JBoss version 4 to 5

When I tried migrating my JBoss 4.2 application which uses Spring to manage transactions, to JBoss 5.1, I got the following error message.

Specification violation [EJB3 JPA 6.2.1.2] – You have not defined a jta-data-source for a JTA enabled persistence context

This is a known issue and there are two known workarounds for this problem. See article for details.

Get Adobe Flash playerPlugin by wpburn.com wordpress themes