/*
* 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.nifi.provenance.toc;
import java.io.File;
import org.apache.nifi.provenance.lucene.LuceneUtil;
public class TocUtil {
/**
* Returns the file that should be used as the Table of Contents for the given Journal File.
* Note, if no TOC exists for the given Journal File, a File will still be returned but the file
* will not actually exist.
*
* @param journalFile the journal file for which to get the Table of Contents
* @return the file that represents the Table of Contents for the specified journal file.
*/
public static File getTocFile(final File journalFile) {
final File tocDir = new File(journalFile.getParentFile(), "toc");
final String basename = LuceneUtil.substringBefore(journalFile.getName(), ".prov");
final File tocFile = new File(tocDir, basename + ".toc");
return tocFile;
}
}