/*
* 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.enhance.identity;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.AttributeOverride;
import javax.persistence.AttributeOverrides;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.EmbeddedId;
import javax.persistence.Entity;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.MapsId;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import org.apache.openjpa.persistence.jdbc.VersionColumn;
/**
* Entity used to test compound primary keys using entity as relationship to
* more than one level.
*
* Test case and domain classes were originally part of the reported issue
* <A href="https://issues.apache.org/jira/browse/OPENJPA-207">OPENJPA-207</A>
*
* @author Jeffrey Blattman
* @author Pinaki Poddar
*
*/
@Entity
@Table(name="DI_BOOK1")
@VersionColumn
public class Book1 implements Serializable {
@EmbeddedId
@AttributeOverrides({
@AttributeOverride(name="name", column=@Column(name="BOOK_NAME")),
@AttributeOverride(name="library", column=@Column(name="LIBRARY_NAME"))
})
private BookId1 bid;
@OneToMany(cascade = CascadeType.ALL, mappedBy = "book")
private Set<Page1> pages = new HashSet<Page1>();
@MapsId("library")
@ManyToOne
@JoinColumn(name="LIBRARY_NAME", referencedColumnName="LIBRARY_NAME")
private Library1 library;
private String author;
public BookId1 getBid() {
return bid;
}
public void setBid(BookId1 bid) {
this.bid = bid;
}
public Library1 getLibrary() {
return library;
}
public void setLibrary(Library1 library) {
this.library = library;
}
public Page1 getPage(PageId1 pid) {
for (Page1 p: pages) {
if (p.getPid().equals(pid)) {
return p;
}
}
return null;
}
public void addPage(Page1 p) {
p.setBook(this);
pages.add(p);
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
public boolean equals(Object o) {
if (!(o instanceof Book1)) {
return false;
}
Book1 other = (Book1)o;
if (!getBid().equals(other.getBid())) {
return false;
}
return true;
}
public int hashCode() {
return getBid().hashCode();
}
}