package com.github.dactiv.showcase.dao.account;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Repository;
import com.github.dactiv.orm.core.hibernate.support.HibernateSupportDao;
import com.github.dactiv.showcase.entity.account.Group;
/**
* 组数据访问
*
* @author maurice
*
*/
@Repository
public class GroupDao extends HibernateSupportDao<Group, String>{
/**
* 并合子类到父类中，返回一个新的集合
*
* @param list 数据集合
*/
public List<Group> mergeToParent(List<Group> list) {
List<Group> result = new ArrayList<Group>();
for (Group r : list) {
if (r.getParent() == null) {
Group temp = new Group();
BeanUtils.copyProperties(r, temp);
mergeToParent(list,temp);
result.add(temp);
}
}
return result;
}
/**
* 遍历list中的数据,如果数据的父类与parent相等，将数据加入到parent的children中
*
* @param list 资源集合
* @param parent 父类对象
*/
private void mergeToParent(List<Group> list, Group parent) {
if (!parent.getLeaf()) {
return ;
}
parent.setChildren(new ArrayList<Group>());
parent.setLeaf(false);
for (Group r: list) {
if (StringUtils.equals(r.getParentId(),parent.getId())) {
Group temp = new Group();
BeanUtils.copyProperties(r, temp);
temp.setChildren(null);
mergeToParent(list,temp);
parent.getChildren().add(temp);
parent.setLeaf(true);
}
}
}
}