operatorserviceimpl.java

一个java权限系统.主要使用j2ee框架实现.

package com.wxd.common.popedom.service;

import java.util.*;

import org.apache.log4j.Logger;

import com.wxd.common.popedom.domain.entity.Group;
import com.wxd.common.popedom.domain.entity.Operator;
import com.wxd.common.popedom.persistence.GroupDao;
import com.wxd.common.popedom.persistence.OperatorDao;

public class OperatorServiceImpl implements OperatorService {
	public static Logger log = Logger.getLogger(OperatorServiceImpl.class);
	private OperatorDao operatorDao;
	private GroupDao groupDao;
	private static Map operatorActions=new HashMap();
	
	/**
	 * 增加用户
	 */
	public boolean add(Operator operater){
		return false;
	}

	/**
	 * 删除用户
	 */
	public boolean delete(Operator operater){
		return false;
	}

	/**
	 * 更新用户
	 */
	public boolean update(Operator operater){
		return false;
	}
	
	/**
	 * 获取某用户的所有角色
	 */
	public Map getAllRoles(String operatorId){
		Map roles=operatorDao.getAllRoles(operatorId);
		Map rolesGroup=groupDao.getRolesFromOperatorId(operatorId);
		return mergeRoleMap(roles, rolesGroup);
	}

	/**
	 * 获取某用户的所有组
	 */
	public Map getAllGroups(String operatorId){
		return new HashMap();
	}

	/**
	 * 获取某用户的所有活动集（第一次从数据库取出活动集，第二次从缓存取出活动集）
	 */
	public Map getAllActions(String operatorId) {
		return getOperatorActionMap(operatorId,false);
	}
	
	/**
	 * 刷新并获取某用户所有活动集（直接从数据库取出活动集）
	 * @param operatorId　用户ID
	 * @return
	 */
	public Map refreshAllActions(String operatorId){
		return getOperatorActionMap(operatorId,true);
	}
	
	/**
	 * 将某用户的所有活动集存入缓存
	 * @param operatorId　用户ID
	 * @param isRefresh  是否刷新该用户的缓存区
	 * @return
	 */
	private Map getOperatorActionMap(String operatorId,boolean isRefresh){
		if(!operatorActions.containsKey(operatorId)||(!isRefresh)){
			this.operatorActions.put(operatorId, operatorDao.getAllActions(operatorId));
			System.out.println("create "+operatorId+"'s actions");
		}
		return (Map)operatorActions.get(operatorId);			
	}
	
	private Map mergeRoleMap(Map role1,Map role2){
		role1.putAll(role2);
		return role1;
	}
	
	/**
	 * 判断某用户是否有操作某活动视图的权限
	 * @param operatorId　用户ID
	 * @param actionView  某活动的视图号
	 * @return
	 */
	public boolean hasAction(String operatorId,String actionView){
		Map actions=this.getAllActions(operatorId);
		return actions.containsKey(actionView);
	}	
	
	public OperatorDao getOperatorDao() {
		return operatorDao;
	}
	
	public void setOperatorDao(OperatorDao operatorDao) {
		this.operatorDao = operatorDao;
	}

	public GroupDao getGroupDao() {
		return groupDao;
	}

	public void setGroupDao(GroupDao groupDao) {
		this.groupDao = groupDao;
	}
}