Java tutorial
import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.util.zip.ZipEntry; import java.util.zip.ZipOutputStream; public class FolderZiper { public static void main(String[] a) throws Exception { zipFolder("c:\\a", "c:\\a.zip"); } static public void zipFolder(String srcFolder, String destZipFile) throws Exception { ZipOutputStream zip = null; FileOutputStream fileWriter = null; fileWriter = new FileOutputStream(destZipFile); zip = new ZipOutputStream(fileWriter); addFolderToZip("", srcFolder, zip); zip.flush(); zip.close(); } static private void addFileToZip(String path, String srcFile, ZipOutputStream zip) throws Exception { File folder = new File(srcFile); if (folder.isDirectory()) { addFolderToZip(path, srcFile, zip); } else { byte[] buf = new byte[1024]; int len; FileInputStream in = new FileInputStream(srcFile); zip.putNextEntry(new ZipEntry(path + "/" + folder.getName())); while ((len = in.read(buf)) > 0) { zip.write(buf, 0, len); } } } static private void addFolderToZip(String path, String srcFolder, ZipOutputStream zip) throws Exception { File folder = new File(srcFolder); for (String fileName : folder.list()) { if (path.equals("")) { addFileToZip(folder.getName(), srcFolder + "/" + fileName, zip); } else { addFileToZip(path + "/" + folder.getName(), srcFolder + "/" + fileName, zip); } } } }