content: /*
   * 微信公众平台(JAVA) SDK
   *
   * Copyright (c) 2014, Ansitech Network Technology Co.,Ltd All rights reserved.
   * 
   * http://www.weixin4j.org/
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.weixin4j.loader;
  
  import org.weixin4j.model.js.Ticket;
  import org.weixin4j.model.js.TicketType;
  
  /**
   * JsApiTicket加载接口
   *
   * @author yangqisheng
   * @since 0.1.0
   */
  public interface ITicketLoader {
  
      /**
       * 获取Ticket
       *
       * @param ticketType 临时凭证类型
       * @see org.weixin4j.model.js.TicketType
       * @return 有效的ticket，若返回""或null，则触发重新从微信请求Ticket的方法refresh
       */
      Ticket get(TicketType ticketType);
  
      /**
       * 刷新Ticket
       *
       * @param ticket 包含ticket数据的对象
       */
      void refresh(Ticket ticket);
  }
  