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The lifecycle of entity instances is managed within the persistence context using EntityManager.

Persistence context is the set of entity instances where for any persistence entity identity, there is a unique entity instance.

The instance of EntityManager plays around the persistence context and EntityManagerFactory interacts with entity manager factory. JPA provides a interface which is used to interact with the database.

web.xml – Web application configuration file.

persistence.xml – Configuration file containing database related information.

DatabaseOperations.java – Class which is used to perform the database related operations using the JPA framework.

SchoolEntityManager.java – Class that has all the getters & setters for the school table created in the database.

SchoolBean.java – Managed bean class for the school.

schoolEdit.xhtml – A jsf form page to update the school details in the database.

newSchool.xhtml – A jsf form page to add new school details in the database.

schoolsList.xhtml – A jsf page displaying the school’s list.

We will have following components in this application: Create, Read, Update & Delete) with very little code. By using JPA, we can do CRUD database operations (i.e.

Java Persistence API (JPA), is a standard interface which wraps different Object Relational Mapping (ORM) tools such as Hibernate, EclipseLink, OpenJPA etc. Application Building 3.1 Database & Table Creation 3.2 Source File Creation 3.3 Java Class Creation 4. JSF JPA Crud Tutorial 2.1 Tools used 2.2 Project Structure 2.3 Project Creation 2.4 JPA Configuration 2.5 Install MySQL Connector Jar 3.

Introduction 1.1 Java Persistence API (JPA) 1.2 CRUD Operations 1.3 JPA & CRUD Benefits 1.4 How it can be achieved? 1.5 Download & Install EclipseLink 1.6 Download and Install MySQL 2.