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EclipseLink/FAQ/General

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What is EclipseLink?

Eclipse Persistence Services Project (EclipseLink) is a comprehensive persistence framework delivering a set of persistence services based around leading standards with advanced extensions. Consumers can use EclipseLink within Java EE, SE, and OSGi/Equinox environments.

The original source contribution for EclipseLink came from Oracle Corporation's TopLink product.

See "Overview of EclipseLink" in Understanding EclipseLink (Concepts Guide) for more information.

How is EclipseLink Licensed?

The EclipseLink project is dual licensed under the Eclipse Public License and the Eclipse Distribution Licensed (BSD).

EclipseLink Source Header:

/*******************************************************************************
 * Copyright (c) 1998, 2010 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 ******************************************************************************/

What is the relationship between EclipseLink and the Oracle TopLink product?

EclipseLink was initiated based on the contribution of Oracle TopLink (Oracle FAQ for TopLink contribution). the full persistence capabilities Oracle TopLink was contributed.

Going forward Oracle TopLink will include EclipseLink to deliver its core persistence functionality.

What are the components of EclipseLink?

The EclipseLink project is broken down into several components based on persistence services provided as well an a structure to organize development and produce functional OSGi/Equinox bundles.

Where can I download EclipseLink?

At present EclipseLink can only be downloaded directly from the Eclipse project's website:

http://www.eclipse.org/eclipselink/downloads/index.php

How do I get started using EclipseLink?

  1. Download EclipseLink
  2. Review the EclipseLink Documentation Center
  3. Try the EclipseLink Examples and Tutorials

Can I use EclipseLink with Maven?

Yes, EclipseLink published a Maven repository so that developers can easily integrate the project's builds/milestones/releases into their Maven build process. Full instructions can be found on the EclipseLink/Maven page.