/* | |
* 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); | |
} | |
} |