JavaExercises/Experiments/ZipDirectory.java at master · biblelamp/JavaExercises · GitHub

History

56 lines (48 loc) · 1.77 KB

Raw

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.util.zip.ZipEntry;

import java.util.zip.ZipOutputStream;

// @see https://www.baeldung.com/java-compress-and-uncompress

public class ZipDirectory {

public static void main(String[] args) throws IOException {

FileOutputStream fos = new FileOutputStream("ZipFiles.zip");

ZipOutputStream zipOut = new ZipOutputStream(fos);

File fileToZip;

fileToZip = new File("FileDrop");

zipFile(fileToZip, fileToZip.getName(), zipOut);

fileToZip = new File("EncryptDecrypt");

zipFile(fileToZip, fileToZip.getName(), zipOut);

zipOut.close();

fos.close();

}

private static void zipFile(File fileToZip, String fileName, ZipOutputStream zipOut) throws IOException {

if (fileToZip.isHidden()) {

return;

}

if (fileToZip.isDirectory()) {

if (fileName.endsWith("/")) {

zipOut.putNextEntry(new ZipEntry(fileName));

zipOut.closeEntry();

} else {

zipOut.putNextEntry(new ZipEntry(fileName + "/"));

zipOut.closeEntry();

}

File[] children = fileToZip.listFiles();

for (File childFile : children) {

zipFile(childFile, fileName + "/" + childFile.getName(), zipOut);

}

return;

}

FileInputStream fis = new FileInputStream(fileToZip);

ZipEntry zipEntry = new ZipEntry(fileName);

zipOut.putNextEntry(zipEntry);

byte[] bytes = new byte[1024];

int length;

while ((length = fis.read(bytes)) >= 0) {

zipOut.write(bytes, 0, length);

}

fis.close();

}

JavaExercises/Experiments/ZipDirectory.java at master · biblelamp/JavaExercises · GitHub

Expand file tree

Breadcrumbs

ZipDirectory.java

Latest commit

History

Breadcrumbs

ZipDirectory.java

File metadata and controls