//主管
Dept managerDept = deptUserUtil.getManagerDept(bean.getCreateDept(),bean.getCreateUser());
//上级主管
Dept directorDept = deptUserUtil.getManagerDept(managerDept.getId(),managerDept.getManagerUser());
//上上级主管
Dept presidentDept = deptUserUtil.getManagerDept(directorDept.getId(),directorDept.getManagerUser());

public class DeptUserUtil {
/**
* 根据部门deptId,获取上级部门(包含上级主管managerUser)，区分用户userId
*/
public Dept getManagerDept(Long deptId,Long distinctUserId){
Dept dept = getDeptById(deptId);
if(dept==null){
return null;
}
Long managerUserId = dept.getManagerUser();
if(distinctUserId.equals(managerUserId)){
dept = getManagerDept(dept.getParentId(),distinctUserId);
}
return dept;
}

/\*\*  
 \* 根据部门deptId,获取上级部门(包含上级主管managerUser)，区分用户userId，设置上级部门上限  
 \* 部门等级 level : 1 -> 10  最高级 -> 最低级  
 \*/  
public Dept getManagerDept(Long deptId,Long distinctUserId,Integer level){  
    Dept dept = getDeptById(deptId);  
    if(dept==null){  
        return null;  
    }  
    Integer managerDeptLevel = dept.getLevel();  
    Long managerUserId = dept.getManagerUser();  
    if(managerDeptLevel.compareTo(level)<0){  
        return null;  
    }  
    if(distinctUserId.equals(managerUserId)){  
        dept = getManagerDept(dept.getParentId(),distinctUserId,level);  
    }  
    return dept;  
}  

}