/* * Copyright 2001-2005 The Apache Software Foundation. * * 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.teiid.maven; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; public class ZipUtils { public static File unzipContents(File in, File out) throws FileNotFoundException, IOException { byte[] buffer = new byte[1024]; ZipInputStream zis = new ZipInputStream(new FileInputStream(in)); ZipEntry ze = zis.getNextEntry(); while (ze != null) { String fileName = ze.getName(); File newFile = new File(out, fileName); if (ze.isDirectory()) { newFile.mkdirs(); } else { new File(newFile.getParent()).mkdirs(); FileOutputStream fos = new FileOutputStream(newFile); int len; while ((len = zis.read(buffer)) > 0) { fos.write(buffer, 0, len); } fos.close(); } zis.closeEntry(); ze = zis.getNextEntry(); } zis.close(); return out; } }