Java EE (J2EE) Tutorial for beginners Part15 - Save user to database (Hibernate),use Generic JPA DAO

Java EE (J2EE) Tutorial for beginners Part15 - Here we use EntityManager in Generic JPA DAO pattern to persist UserEntity to database table. Also we create database table. Use webflow to evaluate bean requests. Use Spring injection and OOP - interface/implementation paradigm. Also use HSQL to create Hibernate queries. Source code revision 9: Java EE (J2EE) Tutorial for beginners in one integration: Spring Framework Spring Webflow