content: /*
   * Copyright 2021-2022 Alibaba Group Holding Ltd.
   *
   *    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 com.aliyun.fastmodel.ide.open.service;
  
  import java.nio.file.Path;
  import java.util.stream.Stream;
  
  import org.springframework.core.io.Resource;
  import org.springframework.web.multipart.MultipartFile;
  
  /**
   * Storage service
   *
   * @author panguanjing
   * @date 2021/12/22
   */
  public interface StorageService {
      /**
       * init
       */
      public void init();
  
      /**
       * save file
       *
       * @param file
       * @return {@link Resource}
       */
      public Resource save(MultipartFile file);
  
      /**
       * load resource from filename
       *
       * @param filename
       * @return {@link Resource}
       */
      public Resource load(String filename);
  
      /**
       * delete all
       */
      public void deleteAll();
  
      /**
       * load all resource
       *
       * @return
       */
      public Stream<Path> loadAll();
  }
  