package Questions;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.util.ArrayList;

import java.util.List;

import java.util.zip.ZipEntry;

import java.util.zip.ZipOutputStream;

public class ZipFiles {

List<String> filesListInDir = new ArrayList<String>();

public static void main(String[] args) {

File file = new File("C:\\Users\\suhas\\Desktop\\urls.txt");

String zipFileName = "C:\\Users\\suhas\\Desktop\\urls.zip";

File dir = new File("C:\\Users\\A734677\\Desktop\\Pics");

String zipDirName = "C:\\Users\\A734677\\Desktop\\Pics.zip";

zipSingleFile(file, zipFileName);

ZipFiles zipFiles = new ZipFiles();

zipFiles.zipDirectory(dir, zipDirName);

}

private void zipDirectory(File dir, String zipDirName) {

try {

populateFilesList(dir);

FileOutputStream fos = new FileOutputStream(zipDirName);

ZipOutputStream zos = new ZipOutputStream(fos);

for (String filePath : filesListInDir) {

System.out.println("Zipping " + filePath);

ZipEntry ze = new ZipEntry(filePath.substring(dir.getAbsolutePath().length() + 1, filePath.length()));

zos.putNextEntry(ze);

FileInputStream fis = new FileInputStream(filePath);

byte[] buffer = new byte[1024];

int len;

while ((len = fis.read(buffer)) > 0) {

zos.write(buffer, 0, len);

}

zos.closeEntry();

fis.close();

}

zos.close();

fos.close();

} catch (IOException e) {

e.printStackTrace();

}

}

private void populateFilesList(File dir) throws IOException {

File[] files = dir.listFiles();

for (File file : files) {

if (file.isFile())

filesListInDir.add(file.getAbsolutePath());

else

populateFilesList(file);

}

}

private static void zipSingleFile(File file, String zipFileName) {

try {

FileOutputStream fos = new FileOutputStream(zipFileName);

ZipOutputStream zos = new ZipOutputStream(fos);

ZipEntry ze = new ZipEntry(file.getName());

zos.putNextEntry(ze);

FileInputStream fis = new FileInputStream(file);

byte[] buffer = new byte[1024];

int len;

while ((len = fis.read(buffer)) > 0) {

zos.write(buffer, 0, len);

}

zos.closeEntry();

zos.close();

fis.close();

fos.close();

System.out.println(file.getCanonicalPath() + " is zipped to " + zipFileName);

} catch (IOException e) {

e.printStackTrace();

}

}

}