EclipseLink
EclipseLink is an open source JPA provider based on Oracle TopLink contribution from 2007. See also Wikipedia entry on EclipseLink.
Sun Microsystems has selected the EclipseLink project to be the reference implementation for [JPA 2.0].
Hyperjaxb3 supports EclipseLink. EclipseLink is used for testing in a number of test projects.
Maven artifact
<dependency> <groupId>org.eclipse.persistence</groupId> <artifactId>eclipselink</artifactId> <version>1.1.0</version> </dependency>
Persistence properties
persistence.properties
eclipselink.jdbc.driver=org.hsqldb.jdbcDriver eclipselink.jdbc.url=jdbc:hsqldb:target/test-database/database eclipselink.jdbc.user=sa eclipselink.jdbc.password= eclipselink.ddl-generation=create-tables eclipselink.target-database=org.eclipse.persistence.platform.database.HSQLPlatform eclipselink.create-ddl-jdbc-file-name=target/test-database/create.ddl eclipselink.drop-ddl-jdbc-file-name=target/test-database/drop.ddl eclipselink.logging.level=ALL