| /* |
| * 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.relations; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import javax.persistence.Entity; |
| import javax.persistence.Id; |
| import javax.persistence.IdClass; |
| import javax.persistence.ManyToOne; |
| import javax.persistence.OneToMany; |
| import javax.persistence.Table; |
| |
| import org.apache.openjpa.persistence.jdbc.ForeignKey; |
| |
| @Entity |
| @IdClass(C.CId.class) |
| @Table(name="C4_REL") |
| public class C { |
| |
| @Id |
| private String cId; |
| |
| @ManyToOne |
| @ForeignKey |
| @Id |
| private CM cm; |
| |
| @OneToMany(mappedBy="c") |
| private Set<D> ds = new HashSet<>(); |
| |
| public C() { |
| } |
| |
| public String getCId() { |
| return cId; |
| } |
| |
| public void setCId(String cId) { |
| this.cId = cId; |
| } |
| |
| public CM getCm() { |
| return cm; |
| } |
| |
| public void setCm(CM cm) { |
| this.cm = cm; |
| } |
| |
| public Set<D> getDs() { |
| return ds; |
| } |
| |
| public void setDs(Set<D> ds) { |
| this.ds = ds; |
| } |
| |
| public static class CId{ |
| String cId; |
| CM.CMId cm; |
| |
| public String getCId() { |
| return cId; |
| } |
| public void setCId(String id) { |
| cId = id; |
| } |
| |
| |
| public CM.CMId getCm() { |
| return cm; |
| } |
| public void setCm(CM.CMId cm) { |
| this.cm = cm; |
| } |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) return true; |
| if (obj == null || !(obj instanceof CId)) |
| return false; |
| |
| CId id = (CId) obj; |
| |
| return (this.getCId() == id.getCId() || (this.getCId() != null && |
| this.getCId().equals(id.getCId()))) |
| && (this.getCm() == id.getCm() || (this.getCm() != null && |
| this.getCm().equals(id.getCm()))); |
| } |
| |
| @Override |
| public int hashCode() { |
| return ((this.getCId() != null) ? this.getCId().hashCode():0) |
| ^ ((this.getCm() != null)? this.getCm().hashCode():0); |
| } |
| } |
| } |