Adding an example of a custom validation rule to the use cases app. 'Priority' must be an even integer. Unfortunately, it doesn't quite work. Entering an odd number causes a NPE when it tries to format the message. SHALE-325
Changed paths:
shale/framework/trunk/shale-apps/shale-usecases/src/main/java/org/apache/shale/usecases/validator/CustomValidationUtil.java