Archive for the ‘Java’ Category

Recently I hold a presentation about Avaje Ebean on my local Java User Group – The Java Student User Group. Ebean is a alternative to the established Java Persistence API (JPA) implementations like Hibernate, EclipseLink etc. It uses the JPA Annotations like @Table @Entity @OneToOne @OneToMany @ManyToOne @ManyToMany @Column @Enumerated @Temporal etc. to map your […]

Shows how to bind imqbrokerd / OpenMQ to fixed ports.

Shows how to proper use xml namespaces with CDI / Weld

Shows an Abstract DAO realized with JPA2. Also includes a method findByAttributes which leverages JPA2s CriteriaQuerys and the like Operator.

This post tries to collect a list of important links for everyone wanting to optimize his/her Glassfish v3 Server for production use.

This article shows how to access a PHP-Session from Java when running under Quercus – an implementation of PHP in Java which runs in any decent Servlet-Container.

Solutions to the Absent Code attribute problem often encountered when trying to do unit testing with Maven&/JUnit.

CDI/Weld manual lookup

21, Apr 2010

This post describes how to manually lookup beans in a CDI / Weld managed environment when you are somewhere where a simple @Inject does not work because the object itself is not managed by CDI / Weld.

If you – like me – have the problem, that you need to run Tomcat or Glassfish or any other Java Webserver on Port 80, this might come handy for you: The problem: Tomcat, Jetty, Glassfish, JBoss AS etc. .. they all run on unprivileged ports > 1024, defaulting to 8080. If you want to […]

Here you’ll find the web.xml headers for servlet 2.3, 2.4, 2.5 and 3.0 + web-fragment.xml for servlet 3.0