Unzip file to a directory : Zip Tar File « File Input Output « Java

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Java » File Input Output » Zip Tar File

Unzip file to a directory


 

import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.util.Enumeration;

import java.util.zip.ZipEntry;

import java.util.zip.ZipFile;



public class Utils {

  public static void unzip(File srcFile, File destDir) throws IOException {

    InputStream input = null;

    OutputStream output = null;

    ZipFile zipfile = new ZipFile(srcFile);

    Enumeration zipEntries = zipfile.entries();

    while (zipEntries.hasMoreElements()) {

      ZipEntry entry = (ZipEntry) zipEntries.nextElement();

      if (entry.isDirectory()) {

        new File(destDir, entry.getName()).mkdir();

        continue;

      }

      input = new BufferedInputStream(zipfile.getInputStream(entry));

      File destFile = new File(destDir, entry.getName());

      FileOutputStream fos = new FileOutputStream(destFile);

      output = new BufferedOutputStream(fos);

      copyStreams(input, output);

      input.close();

      output.flush();

      output.close();

    }

  }



  private static void copyStreams(InputStream input, OutputStream output) throws IOException {

    int count;

    byte data[] = new byte[1024];

    while ((count = input.read(data, 0, 1024)) != -1) {

      output.write(data, 0, count);

    }

  }



}

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