/*
* Copyright 2003-2011 JetBrains s.r.o.
*
* 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 jetbrains.mps.util;
import java.io.*;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
/**
* @author Kostik
*/
public class UnzipUtil {
public static void unzip(File zipFile, File outputDir) throws IOException {
InputStream input = new BufferedInputStream(new FileInputStream(zipFile));
ZipInputStream zipInput = new ZipInputStream(input);
ZipEntry entry;
while ((entry = zipInput.getNextEntry()) != null) {
File entryFile = new File(outputDir.getPath() + File.separatorChar + entry.getName());
if (entry.isDirectory()) {
entryFile.mkdirs();
} else {
entryFile.getParentFile().mkdirs();
FileOutputStream output = new FileOutputStream(entryFile, false);
byte[] b = new byte[512];
int len;
while ((len = zipInput.read(b)) != -1) {
output.write(b, 0, len);
}
output.close();
}
}
}
}