After I’ve learned about the new Flash scope before a while, I was often f***** by “JSF1095: The response was already committed by the time we tried to set the outgoing cookie for the flash. Any values stored to the flash will not be available on the next request.“. After reading all (I think around …
Tag Archive: java
Jun
26
Validate different validation groups depending on clicked button
One of the new features intruduced with JSF 2 is JSR-303 aka. Bean Validation. With bean validation the input’s are validated against built-in or user defined annotations, placed on the fields, methods or classes. I’m often in the situation, where I have to validate different values in the same form, depending on what action should …
Sep
26
Glassfish load balancing using mod_proxy_balancer
Overview In my previous article about configuring a glassfish load balancer, I’ve used the mod_jk connector for the apache webserver. These time I’m going to show, how to solve this using the mod proxy balancer plugin shipped with the most apache installations. (A “cleaner” way in my oppinion) A couple of times I’ve tried to …
Oct
26
Glassfish cluster configuration
Overview After I looked around the web, I’ve found a few good howto’s about glassfish cluster configuration, but either they use only single machine clusters or they have some other disadvantages in my eyes. So I’ve decided to write my own article about this. This article will describes how to set up a two machine …
Oct
25
nxApex Workflow Editor
The Workflow Editor is a part of the net-linx application nxApex. The users of this application are phone directory publishers. Service order is a process to import customer information like address, phone number, placement information, etc and to create and update the existing information in the customer database by creating, deleting or updating this information. …
Oct
25
PathFinder
PathFinder is an application for visualizing path finding algorithms written in by Armin and me. The source code of pathfinder was published at sourceforge.net (project page). The application can visualize the whole calculation of the implemented path finding algorithms. These algorithms are: A* Depth first Breadth first Hill climbing Beam search British museum Branch and …