| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.servicecomb.authentication.resource; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.UUID; |
| |
| import org.springframework.stereotype.Component; |
| import org.springframework.web.multipart.MultipartFile; |
| |
| /** |
| * Simple file storage implementation. |
| * Caution: file check and other security constraints not implemented. |
| */ |
| @Component |
| public class LocalFileStoreService implements FileStoreService { |
| // maxmum BUFFER_SIZE * BUFFER_NUM |
| private static final int BUFFER_SIZE = 10240; |
| |
| private static final File BASE_FILE = new File("."); |
| |
| @Override |
| public String uploadFile(MultipartFile file) { |
| byte[] buffer = new byte[BUFFER_SIZE]; |
| String fileId = UUID.randomUUID().toString(); |
| |
| File outFile = new File(BASE_FILE, fileId); |
| int len; |
| try (InputStream is = file.getInputStream(); OutputStream os = new FileOutputStream(outFile)) { |
| while ((len = is.read(buffer)) != -1) { |
| os.write(buffer, 0, len); |
| } |
| } catch (IOException e) { |
| return null; |
| } |
| return fileId; |
| } |
| |
| @Override |
| public boolean deleteFile(String id) { |
| File outFile = new File(BASE_FILE, id); |
| return outFile.delete(); |
| } |
| |
| } |