com.sicheng.common.persistence.TreeEntity Maven / Gradle / Ivy
/**
* 本作品使用 木兰公共许可证,第2版（Mulan PubL v2） 开源协议，请遵守相关条款，或者联系sicheng.net获取商用授权。
* Copyright (c) 2016 SiCheng.Net
* This software is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
package com.sicheng.common.persistence;
import com.fasterxml.jackson.annotation.JsonBackReference;
import com.sicheng.common.utils.Reflections;
import org.hibernate.validator.constraints.Length;
/**
* 树结构的 Entity基类
*
* @author zhaolei
* @version 2014-05-16
*/
public class TreeEntity extends DataEntity {
private static final long serialVersionUID = 1L;
protected String parentIds; // 所有父级ID，多个值用逗号隔开，如：0,1,2,13,17,
protected String name; // 名称
protected Integer sort; // 排序
protected T parent; // 父级实体(父级ID在这里)
public TreeEntity() {
super();
// this.sort = 30;
}
public TreeEntity(Long id) {
super(id);
}
@Length(min = 1, max = 2000)
public String getParentIds() {
return parentIds;
}
public void setParentIds(String parentIds) {
this.parentIds = parentIds;
}
@Length(min = 1, max = 100)
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Integer getSort() {
return sort;
}
public void setSort(Integer sort) {
this.sort = sort;
}
/**
* @return the parent
*/
@JsonBackReference
public T getParent() {
return parent;
}
/**
* @param parent the parent to set
*/
@JsonBackReference
public void setParent(T parent) {
this.parent = parent;
}
/**
* 获取父类的ID
*
* @return
*/
public Long getParentId() {
Long id = null;
if (parent != null) {
id = (Long) Reflections.getFieldValue(parent, "id");
}
return id != null ? id : 0L;
}
}