| /* |
| * 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.inheritance.polymorphic; |
| |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import javax.persistence.CascadeType; |
| import javax.persistence.Entity; |
| import javax.persistence.Inheritance; |
| import javax.persistence.InheritanceType; |
| import javax.persistence.OneToMany; |
| |
| /** |
| * An abstract persistent class used as root of inheritance hierarchy and |
| * using table-per-concrete-class inheritance strategy. |
| * |
| * For a more detailed description of the domain model to which this receiver |
| * belongs |
| * @see TestTablePerClassInheritanceWithAbstractRoot |
| * |
| * @author Pinaki Poddar |
| * |
| */ |
| @Entity |
| @Inheritance(strategy=InheritanceType.TABLE_PER_CLASS) |
| public abstract class Translatable extends BaseEntity { |
| @OneToMany(mappedBy="translatable", cascade=CascadeType.PERSIST) |
| private Set<Translation> translations; |
| |
| public void addTranslation(Translation t) { |
| if (translations == null) |
| translations = new HashSet<Translation>(); |
| translations.add(t); |
| } |
| |
| public Set<Translation> getTranslations() { |
| return Collections.unmodifiableSet(translations); |
| } |
| } |