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Swirlds is a software platform designed to build fully-distributed applications that harness the power of the cloud without servers. Now you can develop applications with fairness in decision making, speed, trust and reliability, at a fraction of the cost of traditional server-based platforms.
/*
* Copyright (C) 2024 Hedera Hashgraph, LLC
*
* 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 com.swirlds.logging.utils;
import edu.umd.cs.findbugs.annotations.NonNull;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
public class FileUtils {
private FileUtils() {}
/**
* Given a file path, checks if the parent directory exist If it doesn't exist, creates it.
*
* @param path the path to check
* @throws IllegalStateException if the parent dir exists, but it can be written to or exist and is not a directory
*/
public static void checkOrCreateParentDirectory(final @NonNull Path path) {
try {
String pathString = path.toFile().getCanonicalPath();
File file = new File(pathString);
File dir = file.getParentFile();
if (!dir.exists()) {
Files.createDirectories(dir.toPath());
} else if (dir.exists() && !dir.isDirectory()) {
throw new IllegalStateException("Path for Log directory is not a directory. Path:" + dir);
} else if (!dir.canWrite()) {
throw new IllegalStateException("Cannot write log directory. Dir:" + dir);
}
} catch (IOException e) {
throw new IllegalStateException("Cannot write to log directory. Path:" + path, e);
}
}
}