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/*
* Copyright (C) 2017 CTC, Inc. and others. All rights reserved.
*
* 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.onap.usecaseui.server.util;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import org.apache.commons.io.IOUtils;
import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipFile;
import org.apache.tools.zip.ZipOutputStream;
public class ZipUtil {
public static void zip(String src, String zip) throws IOException {
zip(new File(src), new File(zip));
}
public static void zip(String src, File zip) throws IOException {
zip(new File(src), zip);
}
public static void zip(File src, String zip) throws IOException {
zip(src, new File(zip));
}
public static void zip(File src, File zip) throws IOException {
List<ZipEntry> list = foreach(src);
ZipOutputStream out = new ZipOutputStream(zip);
for (ZipEntry en : list) {
File fo = new File(src.getParent(), en.getName());
out.putNextEntry(en);
FileInputStream in = new FileInputStream(fo);
byte[] buffer = new byte[1024*8];
for(int len=0;(len=in.read(buffer))!=-1;){
out.write(buffer, 0, len);
}
in.close();
out.flush();
}
out.close();
}
public static void unzip(String zip,String out) throws Exception {
unzip(new File(zip), new File(out));
}
public static void unzip(String zip,File out) throws Exception {
unzip(new File(zip), out);
}
public static void unzip(File zip,String out) throws Exception {
unzip(zip, new File(out));
}
public static void unzip(File zip,File out) throws Exception {
ZipFile zipFile = new ZipFile(zip,"GB18030");
for (Enumeration<ZipEntry> entries = zipFile.getEntries(); entries.hasMoreElements();) {
ZipEntry entry = entries.nextElement();
File file = new File(out,entry.getName());
if (entry.isDirectory()) {
file.mkdirs();
} else {
File parent = file.getParentFile();
if (!parent.exists()) {
parent.mkdirs();
}
IOUtils.copy(zipFile.getInputStream(entry), new FileOutputStream(file));
}
}
zipFile.close();
}
private static List<ZipEntry> foreach(File file) {
return foreach(file, "");
}
private static List<ZipEntry> foreach(File file, String path) {
List<ZipEntry> list = new ArrayList<ZipEntry>();
if (file.isDirectory()) {
path += file.getName() + File.separator;
for (File fo : file.listFiles()) {
list.addAll(foreach(fo, path));
}
} else if (file.isFile()) {
list.add(new ZipEntry(path + file.getName()));
}
return list;
}
}
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