Extract file/files from a zip file : ZipFile « File « Java Tutorial

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

public class Main {
  public static void main(String[] args) throws Exception{
    String destinationname = "d:\\";
    byte[] buf = new byte[1024];
    ZipInputStream zipinputstream = null;
    ZipEntry zipentry;
    zipinputstream = new ZipInputStream(new FileInputStream("fileName"));
    zipentry = zipinputstream.getNextEntry();
    while (zipentry != null) {
      String entryName = zipentry.getName();
      FileOutputStream fileoutputstream;
      File newFile = new File(entryName);
      String directory = newFile.getParent();

      if (directory == null) {
        if (newFile.isDirectory())
      fileoutputstream = new FileOutputStream(destinationname + entryName);
      int n;
      while ((n = zipinputstream.read(buf, 0, 1024)) > -1){
        fileoutputstream.write(buf, 0, n);
      zipentry = zipinputstream.getNextEntry();

11.62.1.Create a zip file
11.62.2.Read zip file
11.62.3.Read a zip file checksum value
11.62.4.Write Zip file
11.62.5.Create checksum for a zip file
11.62.6.Use ZipFile to list all entries
11.62.7.Retrieve a compressed file from a ZIP file
11.62.8.Extract file/files from a zip file
11.62.9.Get uncompressed and compressed Size
11.62.10.Get file time for all zipped files
11.62.11.Get zip method: ZipEntry.STORED, ZipEntry.DEFLATED
11.62.12.Get CRC code for a zipped file
11.62.13.Get comment for a zipped file
11.62.14.Making a zip file of directory including its subdirectories recursively
11.62.15.Create a simple ZIP File: not retain any directory path information about the files.