/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.openjpa.persistence.compat; import javax.persistence.DiscriminatorColumn; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.IdClass; import javax.persistence.Inheritance; import javax.persistence.InheritanceType; import javax.persistence.ManyToOne; import javax.persistence.Table; @Entity @Table(name = "EMP") @IdClass(EmployeeId.class) @Inheritance(strategy = InheritanceType.SINGLE_TABLE) @DiscriminatorColumn(name = "TYPE") public abstract class Employee { @Id private String ssn; @ManyToOne private Department dept; public String getSsn() { return ssn; } public void setSsn(String ssn) { this.ssn = ssn; } public Department getDept() { return dept; } public void setDept(Department dept) { this.dept = dept; } }