/* * 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 demo; import java.util.HashSet; import java.util.Set; import javax.persistence.Entity; import javax.persistence.FetchType; import javax.persistence.Id; import javax.persistence.OneToMany; import org.apache.openjpa.persistence.FetchAttribute; import org.apache.openjpa.persistence.FetchGroup; import org.apache.openjpa.persistence.FetchGroups; /** * @author Pinaki Poddar * */ @Entity @FetchGroups({ @FetchGroup(name="OnlyTitle", attributes={ @FetchAttribute(name="title") }) }) public class Movie { @Id private String id; private String title; private int year; @OneToMany(fetch=FetchType.EAGER) private Set<Actor> actors; protected Movie() { } public Movie(String id, String title, int year) { super(); this.id = id; this.title = title; this.year = year; } public String getId() { return id; } public String getTitle() { return title; } public void addActor(Actor a) { if (actors == null) actors = new HashSet<Actor>(); actors.add(a); } public Set<Actor> getActors() { return actors; } public int getYear() { return year; } }