JPA 2.1 Type Converter – The better way to persist enums

Persisting enums with JPA 2.0 is possible, but there is no nice way to do it. Using the @Enumerated annotation,…

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SpringMVC4 + Spring Data JPA + SpringSecurity configuration using JavaConfig

In this article we will see how to configure and integrate SpringMVC4, Spring Data JPA with Hibernate and SpringSecurity using…

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Exporting Spring Data JPA Repositories as REST Services using Spring Data REST

Spring Data modules provides various modules to work with various types of datasources like RDBMS, NOSQL stores etc in unified…

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Project Student: JPA Criteria Queries

This is part of Project Student. Other posts are Webservice Client With Jersey, Webservice Server with Jersey, Business Layer, Persistence…

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Primefaces DataTable Lazy Loading with pagination, filtering and sorting using JPA Criteria, @ViewScoped

Primefaces datatable lazy pagination works, but I was really frustrated after searching for a full example using Criteria in the…

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Java: Using the specification pattern with JPA

This article is an introduction to using the specification pattern in Java. We also will see how we can combine…

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JOOQ Facts: From JPA Annotations to JOOQ Table Mappings

JOOQ is a neat framework, and it addresses a long issue I’ve had with advanced dynamic filtered queries. While Hibernate…

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Efficiently delete data with JPA and Hibernate

You may come to the situation where you have to perform a bulk deletion on a huge amount of datasets…

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Spring-injected Beans in JPA EntityListeners

In Database Encryption Using JPA Listeners I discussed transparent encryption using a JPA EntityListener. This approach was transparent in the…

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