Category "entitymanager"

How can you merge the same type entities consecutively using JPA PresistanceContext

I am currently creating a small project to mimic simple bank transactions. Currently there are two types of transactions. Request transaction Transaction is can

Getting a nullpointerexception for my EntityManager

Working with Wildfly 10 on the following: a JSON webservice accessing a postgresql db using hibernate through a DAO object. More specifically, my POJO User.jav

Error creating bean with name 'entityManagerFactory'

I have a web application that uses spring, hibernate and JPA. When I want to run my DAO unit tests, I get the following error: Caused by: org.springframewo