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Spring Exception Handling Problem

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In my DAO, I try to catch a generic Spring exception i.e DataAccessException for all type of DB problems. Then I wrap the message from it into my custom business exception.

But still, when I try to add a record with an existing primary key the application throws a stack trace of org.hibernate.exception.ConstraintViolationException without proceeding into the catch block of DataAccessException.

I even tried catching the most generic form i.e Exception. Here too, the application fails and throws the same stack trace. How can I catch this exception without failing the application.

I am using hibernate 3 with spring 2. The code which I am referring to is:

and the stack trace on this execution is:

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Mac IntelliJ IDE Spring
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Do you have the PersistenceExceptionTranslationPostProcessordefined in your configuration. With JdbcTemplate it is there automatically, but with Hibernate you need to add it to your configuration

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