Here you can find the source of zipRecursively(String path, File dir, ZipOutputStream out)
private static void zipRecursively(String path, File dir, ZipOutputStream out) throws IOException
//package com.java2s; /*/* ww w . j ava 2 s . c om*/ * Copyright 2009-2012 University of Toronto * * 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. */ import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.util.zip.ZipEntry; import java.util.zip.ZipOutputStream; public class Main { private static void zipRecursively(String path, File dir, ZipOutputStream out) throws IOException { for (File f : dir.listFiles()) { writeFileToZipStream(path, f, out); if (f.isDirectory()) { zipRecursively(path + "/" + f.getName() + "/", f, out); } } } private static void writeFileToZipStream(String path, File f, ZipOutputStream out) throws IOException { // name the file inside the zip file if (f.isFile()) { out.putNextEntry(new ZipEntry(path + "/" + f.getName())); FileInputStream in = new FileInputStream(f); byte[] b = new byte[1024]; int count; while ((count = in.read(b)) > 0) { out.write(b, 0, count); } in.close(); } else if (f.isDirectory()) { out.putNextEntry(new ZipEntry(f.getName() + "/")); } } }