How does a JPA Proxy work and how to unproxy it with Hibernate

Introduction The JPA lazy loading mechanism can either be implemented using Proxies or Bytecode Enhancement so that calls to lazy associations can be intercepted and relationships initialized prior to returning the result back to the caller. Initially, in JPA 1.0, it was assumed that Proxies should not be a mandatory requirement, and that’s why @ManyToOne and @OneToOne associations use an EAGER loading strategy by default. However, EAGER fetching is bad for performance so it’s better to use the FetchType.LAZY fetching strategy for all association types. In this article, we are going to… Read More

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