/** 更新所有子部门的SerialNo */
@Transactional
public void updateChildrenSerialNo(Dept parent, Map serialMap) {
logger.debug("Update " + parent.getName() + "'s children serial No.");
Set<Dept> children = parent.getChildDepts();
Integer serial = null;
for (Dept child : children) {
serial = this.getSerial(child, serial);
child.setSerialNo(buildSerialNo(parent, serial));
serialMap.put(child.getId(), buildSerialNo(parent, serial));
// getDao().saveObject(child);
if (child.getChildDepts().size() > 0) {
updateChildrenSerialNo(child, serialMap);
}
}
}
/** 重设所有部门编号。 */
@Transactional
public void updateAllSerialNo() {
List<Dept> tops = getDao().query("from Dept d where d.parentDept is null");
Map serialMap = new HashMap(100); // 用于存放部门ID-SerialNo
// 计算所有部门编号，并将部门ID-部门编号的对应关系存入serialMap
Integer serial = null;
for (Dept top : tops) {
serial = this.getSerial(top, serial);
// String serialNo = getSerialNo(top);
top.setSerialNo(buildSerialNo(null, serial));
serialMap.put(top.getId(), buildSerialNo(null, serial));
// getDao().saveObject(top);
if (top.getChildDepts().size() > 0) {
this.updateChildrenSerialNo(top, serialMap);
}
}
// 批量更新部门编号
Set<Integer> ids = serialMap.keySet();
for (Integer id : ids) {
Dept dept = get(id);
getDao().evict(dept);
dept.setSerialNo((String) serialMap.get(id));
getDao().getHibernateTemplate().update(dept);
}
}
