/*
* Copyright 2014 the original author or authors.
*
* 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 org.gradle.internal.nativeintegration.filesystem.services;
import org.gradle.internal.nativeintegration.filesystem.FileModeAccessor;
import org.gradle.internal.nativeintegration.filesystem.FileModeMutator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.io.IOException;
import java.util.concurrent.atomic.AtomicBoolean;
public class UnsupportedFilePermissions implements FileModeAccessor, FileModeMutator {
private static final Logger LOGGER = LoggerFactory.getLogger(UnsupportedFilePermissions.class);
private final AtomicBoolean warned = new AtomicBoolean();
private final FallbackStat stat = new FallbackStat();
private final EmptyChmod chmod = new EmptyChmod();
@Override
public int getUnixMode(File f) throws IOException {
maybeWarn();
return stat.getUnixMode(f);
}
@Override
public void chmod(File file, int mode) throws Exception {
maybeWarn();
chmod.chmod(file, mode);
}
private void maybeWarn() {
if (warned.compareAndSet(false, true)) {
LOGGER.warn("Support for reading or changing file permissions is only available on this platform using Java 7 or later.");
}
}
}