Java Persistence with Hibernate, Second Edition

Chapter 3. Domain models and metadata

In this chapter

• Discovering the CaveatEmptor example application

• Implementing the domain model

• Object/relational mapping metadata options

The “Hello World” example in the previous chapter introduced you to Hibernate; certainly, it isn’t useful for understanding the requirements of real-world applications with complex data models. For the rest of the book, we use a much more sophisticated example application—CaveatEmptor, an online auction system—to demonstrate Hibernate and Java Persistence. (Caveat emptor means “Let the buyer beware”.)

Major new features in JPA 2

• A JPA persistence provider now integrates automatically with a Bean Validation provider. When data is stored, the provider automatically ...