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EclipseLink/Examples/JPARS/Simple

Simple Example - student

The "student" example is intended to provide a simple example of using JPA-RS with a single entity persistence unit in a web application.

Environment

The following are the minimal requirements for this example.

Overview

The following steps will be performed in setting up and running this example in your own environment

  1. Installation & Configuration
    • Check out student example from GIT
    • Database connectivity
    • GlassFish - Datasource configuration
    • Verify config
    • Populate database
    • Deploy web application
  2. Running the Example
    • View metadata
    • Create entity
    • Update entity
    • Query entity
    • Delete entity

Installation and Configuration

1. Clone "examples" from git. The "student" example is stored under student folder.

   git clone git://git.eclipse.org/gitroot/eclipselink/examples.git

2. Configure datasource. Create an XA Datasource connection pool called "JPARSStudentDS" and define a new JDBC Resource using this connection pool. You can use any of the databases supported by the eclipselink.

Configuring JDBC Connection Pool

JDBC Resource


3. Run  createDDL.jdbc script under examples\student\student.model, populate database tables required for the student example.

4. Lauch eclipse. Select File->Import->Maven->Existing Maven Projects, hit next and point Root Directory to student folder. Hit finish.


2013-03-07 12 57 52-Java EE - Eclipse Platform.png


5. Build the student project.

6.Configure a server. Click "new server wizard" link on the Servers tab.


Server.png


7. Select GlassFish 3.1.2


Gf.png


8. Enter domain directory, admin name and password based on your installation and hit Finish.


Example domain.png


9. Deploy student.web. Right click on the Glassfish (on Servers tab), select "student.web" in available resources list. Hit Add and Finish.


St deploy.png


Now, you are ready to run the student example. 

Running the Example

Metadata 2.png


      {
          "id": 65,
          "name": "Jane Smith",
          "courses": [
               {
                   "id":101,
                   "name": "math"
               }
          ]
      }


Post.png


Query.png


Delete.png