AbstractPayloadFileExistsInManifestsVistor.java
/*
* Copyright (C) 2023 DANS - Data Archiving and Networked Services (info@dans.knaw.nl)
*
* 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 nl.knaw.dans.bagit.verify;
import java.io.IOException;
import java.nio.file.FileVisitResult;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.ResourceBundle;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import nl.knaw.dans.bagit.util.PathUtils;
/**
* Implements {@link SimpleFileVisitor} to ensure that the encountered file is in one of the manifests.
*/
abstract public class AbstractPayloadFileExistsInManifestsVistor extends SimpleFileVisitor<Path> {
protected static final Logger logger = LoggerFactory.getLogger(AbstractPayloadFileExistsInManifestsVistor.class);
protected static final ResourceBundle messages = ResourceBundle.getBundle("MessageBundle");
protected transient final boolean ignoreHiddenFiles;
public AbstractPayloadFileExistsInManifestsVistor(final boolean ignoreHiddenFiles) {
this.ignoreHiddenFiles = ignoreHiddenFiles;
}
@Override
public FileVisitResult preVisitDirectory(final Path dir, final BasicFileAttributes attrs) throws IOException {
if(ignoreHiddenFiles && PathUtils.isHidden(dir) || dir.endsWith(Paths.get(".bagit"))){
logger.debug(messages.getString("skipping_hidden_file"), dir);
return FileVisitResult.SKIP_SUBTREE;
}
return FileVisitResult.CONTINUE;
}
}