com.wudaosoft.commons.persistence.IdEntity Maven / Gradle / Ivy
/**
* Copyright 2009-2018 Wudao Software Studio(wudaosoft.com)
*
* 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 com.wudaosoft.commons.persistence;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
/**
* 统一定义id的entity基类.
*
* 基类统一定义id的属性名称、数据类型、列名映射及生成策略.
* Oracle需要每个Entity独立定义id的SEQUCENCE时，不继承于本类而改为实现一个Idable的接口。
*
* @author Changsoul Wu
*/
// JPA 基类的标识
@MappedSuperclass
public abstract class IdEntity {
protected Long id;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
}