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1. JSF hiding exceptions?    stackoverflow.com

I have a managed bean for a JSF page which is doing JPA calls in the constructor to populate fields in the bean. I'm having a bit of trouble with another ...

2. JavaEE6: How to safeguard web application when the database shut down    stackoverflow.com

First of all, my framework is Java EE 6 with JSF, managed bean, EJB and JPA. I write a simple program to query information from the database. So when I click ...

3. Number format exception when returning values from database(JPA)    stackoverflow.com

I want to fill a simple h:datatable tag with some values from a database. But i get an exception and i cant find what is the reason:

java.lang.NumberFormatException: For input ...

4. JSF Action Listener and Filter    stackoverflow.com

I´m having a problem when I use action-listener configured in the faces-context.xml and a filter configured in my web.xml I use the filter to control the Hibernate session and I ...