org.robovm.maven.resolver.Archiver Maven / Gradle / Ivy
/*
* Copyright (C) 2014 RoboVM AB.
*
* 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.robovm.maven.resolver;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.zip.GZIPInputStream;
import org.apache.commons.compress.archivers.ArchiveEntry;
import org.apache.commons.compress.archivers.tar.TarArchiveEntry;
import org.apache.commons.compress.archivers.tar.TarArchiveInputStream;
import org.apache.commons.io.IOUtils;
class Archiver {
public static void unarchive(Logger logger, File archive, File destDir) throws IOException {
TarArchiveInputStream in = null;
try {
in = new TarArchiveInputStream(new GZIPInputStream(new FileInputStream(archive)));
ArchiveEntry entry = null;
while ((entry = in.getNextEntry()) != null) {
File f = new File(destDir, entry.getName());
if (entry.isDirectory()) {
f.mkdirs();
} else {
logger.debug(f.getAbsolutePath());
f.getParentFile().mkdirs();
OutputStream out = null;
try {
out = new FileOutputStream(f);
IOUtils.copy(in, out);
} finally {
IOUtils.closeQuietly(out);
}
}
f.setLastModified(entry.getLastModifiedDate().getTime());
if (entry instanceof TarArchiveEntry) {
int mode = ((TarArchiveEntry) entry).getMode();
if ((mode & 00100) > 0) {
// Preserve execute permissions
f.setExecutable(true, (mode & 00001) == 0);
}
}
}
} finally {
IOUtils.closeQuietly(in);
}
}
}