4.0.0 org.apache.openjpa openjpa-jdbc jar OpenJPA JDBC OpenJPA JDBC http://openjpa.apache.org org.apache.openjpa openjpa-parent 1.1.0-SNAPSHOT java14-validate java14.jar maven-compiler-plugin ${java14.jar} org.apache.openjpa openjpa-kernel ${pom.version} compile hsqldb hsqldb compile maven-compiler-plugin 1.4 1.4