openxava

问题 First post to stackoverflow, so please excuse if I did not post correctly. I posted a follow-up question with code on an old thread Mapping value in junction table to Entity as I am not able to get the recommended solution to function properly. I am using OpenXava and receive error "Impossible to execute Save action: org.hibernate.PropertyAccessException: could not set a field value by reflection setter of org.openxava.invoicing.model.CourseAssignmentId.course". Any help is appreciated. My

问题 I was able to integrate ActiveMQ and create a JMS consumer into my OpenXava application. Now, I need to update certain transient view with the data received in the message, which it have several issues to consider, by example... how to go from a JMS listener java class and push the changes to the current view? ... and supposing the specific view is the current!!!, but the current view could be any one of the several possibles views in the whole application!!! ... so? so?... then I did think,