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If you suddenly experience problems callling set.remove() and set.contains() on your Java Set instances, you might be using Hibernate, which replaces your Set instance with its own version (PersistentSet), which uses a HashSet internally to store your data. For example, the problem I faced was the following: Person.java public class Person(){ String _name; public Person(String […]
Ok, this just took me a while to figure out so I thought I’d share it here. If you have a boolean variable that follows the naming convention “isValue” (e.g. boolean isPerson = false;), then the according mapping file property name may not include the “is” part of the name, for example: <property name=”person” column=”is_person” […]
If you’re using the awesome ZK framework together with Hibernate you might run into some issues where Hibernate behaves a little funky while the application runs. The trouble’s cause According to the developers of ZK, the reason for this is ZK’s multi-threaded event model. Whenever an event gets fired, a new event thread is created. […]