org.sonatype.nexus.blobstore.file.FileBlobAttributes Maven / Gradle / Ivy
/*
* Sonatype Nexus (TM) Open Source Version
* Copyright (c) 2008-present Sonatype, Inc.
* All rights reserved. Includes the third-party code listed at http://links.sonatype.com/products/nexus/oss/attributions.
*
* This program and the accompanying materials are made available under the terms of the Eclipse Public License Version 1.0,
* which accompanies this distribution and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc. "Sonatype" and "Sonatype Nexus" are trademarks
* of Sonatype, Inc. Apache Maven is a trademark of the Apache Software Foundation. M2eclipse is a trademark of the
* Eclipse Foundation. All other trademarks are the property of their respective owners.
*/
package org.sonatype.nexus.blobstore.file;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Map;
import org.sonatype.nexus.blobstore.BlobAttributesSupport;
import org.sonatype.nexus.blobstore.api.BlobMetrics;
import org.sonatype.nexus.common.property.PropertiesFile;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* {@link BlobAttributes} backed by {@link PropertiesFile}
*
* @since 3.0
*/
public class FileBlobAttributes
extends BlobAttributesSupport
{
public FileBlobAttributes(final Path path)
{
super(new PropertiesFile(path.toFile()), null, null);
}
public FileBlobAttributes(final Path path, final Map headers, final BlobMetrics metrics) {
super(new PropertiesFile(path.toFile()), checkNotNull(headers), checkNotNull(metrics));
}
/**
* @since 3.2
*/
public Path getPath() {
return propertiesFile.getFile().toPath();
}
/**
* Returns {@code false} if the attribute file is not found.
*/
public boolean load() throws IOException {
if (!Files.exists(getPath())) {
return false;
}
propertiesFile.load();
readFrom(propertiesFile);
return true;
}
@Override
public void store() throws IOException {
writeTo(propertiesFile);
propertiesFile.store();
}
}