Motorcycles & Photography

nullpointer for param inside commandlink

The problem started when I added this param to a commandlink like in the code below: <h:commandLink value="#{item.elementCombinedCode}" action="#{elementFormController.prepareElementAction}"><f:param name="elementNbr" value="#{item.elementId}" /> With Glassfish version 9.1_01 (build b09d-fcs) I then got this...

using JTrac as issue tracking system

We wanted some simple tracking system. Some out of the box and easy to use application. Because I have experience working with Trac this was my first choice. But on my current...

EJB injection failed on glassfish with myfaces

I got nullpointers for all EJB injected dao’s :o. In fact a colleague of me already blogged the solution. It’s a small world after all :D. I was trying to get @EJB...

JSF CommandLink and CommandButton fails inside table

The problem is some commandButtons simply don’t work at all. The action is never executed. I tested with a debugger and there is not even a call to the given action method...

Java Black Belt

The Community Edition is a free training platform with mostly java related content. Users can take exams for which they get knowledgepoints. According to the amount of knowledgepoints they get a belt...

fast & simple jsf mockups with hibernate

I’m working on a prototype for several administration pages and needed a quick mockup for testing. So I quickly set up a HSQLDB in memory and used hibernate annotations to map my...

JSF controllers and bean dependencies

I’m refreshing my JSF knowledge since I’ve been working with spring mvc instead for a while. In fact a lot is similar to spring or can be done using a similar approach....

Error green UML eclipse plugin 3.3

First of all, if you have a recent version of eclipse then install/update the green UML plugin using the following update site from within Help > Software Update s > Find and...

Install and configure PostgreSQL on Windows

You can download the msi package from their website, run it. Next you run the following command initdb -D /path/to/data/location start the server with pg_ctl.exe start -D /path/to/data/location create a new database:...