Enterprise Java
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How to replace a build module with Veripacks
Compare the two trees below. In both cases the goal is to have an application with two independent modules (frontend…
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Drools Planner renames to OptaPlanner: Announcing www.optaplanner.org
We’re proud to announce the rename Drools Planner to OptaPlanner starting with version 6.0.0.Beta1. We’re also happy to unveil its…
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JPA and CMT – Why Catching Persistence Exception is Not Enough?
Being in EJB and JPA world using CMT (Container Managed Transactions) is very comfortable. Just define few annotations to demarcate…
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Hadoop Books Giveaway – Roundup
Fellow geeks, Our giveaway of Packt Publishing’s books on Apache Hadoop has ended. You may find the original post for…
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Types of Entity Managers: Application-managed EntityManager
JPA specification defines few types of EntityManagers / Persistence Contexts. We can have: extended and transactional-scoped EntityManagers, container-managed or application-managed…
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EJB Inheritance is Different From Java Inheritance
Despite the fact that EJB inheritance sometimes uses Java inheritance — they’re not always the same. Just as you could…
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Defining EJB 3.1 Views (Local, Remote, No-Interface)
This post will talk about possible ways of defining EJB views using annotations (I’ll just mention about using EJB Deployment…
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JUnit and EasyMock cooperation
Developers always need to take care about code which they produced. They should be ensured that code works properly after…
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REST with Apache Camel
There are many ways to expose an HTTP endpoint in Camel: jetty, tomcat, servlet, cxfrs and restlet. Two of these…
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