/* * Copyright 2016-2017 the original author or authors. * * Licensed 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.springframework.data.jpa.domain.sample; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.IdClass; import javax.persistence.JoinColumn; import javax.persistence.Table; /** * @author Mark Paluch * @see <a href="download.oracle.com/otn-pub/jcp/persistence-2_1-fr-eval-spec/JavaPersistence.pdf">Final JPA 2.1 * Specification 2.4.1.3 Derived Identities Example 2</a> */ @Entity @Table @IdClass(ItemId.class) public class Item { @Id @Column(columnDefinition = "INT") Integer id; @Id @JoinColumn(name = "manufacturer_id", columnDefinition = "INT") Integer manufacturerId; public Item() {} public Item(Integer id, Integer manufacturerId) { this.id = id; this.manufacturerId = manufacturerId; } public Integer getId() { return id; } public Integer getManufacturerId() { return manufacturerId; } }