/* | |
* 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 javax.persistence.*; | |
import java.io.Serializable; | |
import java.util.Collection; | |
import java.util.ArrayList; | |
@Entity | |
public class Customer { | |
@Embeddable | |
public static class CustomerKey implements Serializable { | |
public String countryCode; | |
public int id; | |
public CustomerKey(){} | |
public CustomerKey(String cc, int id){ | |
countryCode=cc; | |
this.id=id; | |
} | |
public String toString() { | |
return countryCode+"/"+id; | |
} | |
@Override | |
public boolean equals(Object obj){ | |
if (obj==this) return true; | |
if ( ! (obj instanceof CustomerKey) ) return false; | |
CustomerKey key = (CustomerKey)obj; | |
if (key.countryCode.equals(this.countryCode) && | |
key.id==this.id) return true; | |
return false; | |
} | |
@Override | |
public int hashCode() { | |
return this.countryCode.hashCode() | |
^ this.id; | |
} | |
} | |
public enum CreditRating { POOR, GOOD, EXCELLENT }; | |
@EmbeddedId | |
CustomerKey cid; | |
@Column(length=30) | |
@Basic(fetch=FetchType.LAZY) | |
String name; | |
@Enumerated | |
@Basic(fetch=FetchType.LAZY) | |
CreditRating creditRating; | |
@Version | |
long version; | |
@OneToMany(fetch=FetchType.LAZY, mappedBy="customer") | |
private Collection<Order> orders = new ArrayList<Order>(); | |
public Customer() {} | |
public Customer(CustomerKey cid, String name, CreditRating rating){ | |
this.cid=cid; | |
this.name=name; | |
this.creditRating=rating; | |
} | |
public String getName() { | |
return name; | |
} | |
public void setName(String name) { | |
this.name = name; | |
} | |
public CreditRating getRating() { | |
return creditRating; | |
} | |
public void setRating(CreditRating rating) { | |
this.creditRating = rating; | |
} | |
public Collection<Order> getOrders() { | |
return orders; | |
} | |
public void setOrders(Collection<Order> orders) { | |
this.orders = orders; | |
} | |
public String toString() { | |
return "Customer:"+cid+" name:"+name; | |
} | |
public CustomerKey getCid() { | |
return cid; | |
} | |
public void setCid(CustomerKey cid) { | |
this.cid = cid; | |
} | |
} | |