Java program to zip any folder

In our previous post we show how can you show your jsp / web application to this world with out any hosting or domain name , In this post we are showing how can you zip or unzip any folder using this java program with out any API.

Java  Code

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.util.zip.ZipEntry;

import java.util.zip.ZipOutputStream;

/*

 * To change this template, choose Tools | Templates

 * and open the template in the editor.

 */

/**

 *

 * @author SHASHANK

 */

public class FolderZiper {

  public static void main(String[] a) throws Exception {

    zipFolder("d:\\aswing", "d:\\aswing.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);

      }

    }

  }

}

Share it Please

Tweet

Unknown

He is a blogger/website designer and developer.he is founder of www.technicalbaba.com and also loves web programming.