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/*
* ============LICENSE_START=======================================================
* SDC-HELM-VALIDATOR
* ================================================================================
* Copyright (C) 2021 Nokia. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.sdc.helmvalidator.helm.validation;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.time.Instant;
import org.onap.sdc.helmvalidator.helm.validation.exception.SaveFileException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
@Service
public class FileManager {
private static final Logger LOGGER = LoggerFactory.getLogger(FileManager.class);
private final String basePath;
@Autowired
FileManager(@Value("${app.config.charts-base-path}") String basePath) {
this.basePath = basePath;
}
String saveFile(MultipartFile file) {
LOGGER.debug("Base PATH: {}", basePath);
try {
String filePath = basePath + File.separator + generateFileName(file.getOriginalFilename());
LOGGER.info("Attempt to save file : {}", filePath);
Files.copy(file.getInputStream(), Paths.get(filePath), StandardCopyOption.REPLACE_EXISTING);
return filePath;
} catch (IOException e) {
throw new SaveFileException("Cannot save file: " + file.getOriginalFilename(), e);
}
}
void removeFile(String path) {
try {
LOGGER.debug("Attempt to delete file : {}", path);
Files.deleteIfExists(Paths.get(path));
} catch (IOException e) {
LOGGER.warn("Cannot delete file: {}, Exception: {}", path, e.getStackTrace());
}
}
private String generateFileName(String fileName) {
return Instant.now().toEpochMilli() + "_" + fileName;
}
}
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