Java/java-unzip/src/main/java/com/hmkcode/Unzip.java at master · qulbin/Java · GitHub

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package com.hmkcode;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import java.io.IOException;

import java.util.zip.ZipEntry;

import java.util.zip.ZipInputStream;

public class Unzip {

public static void unzip(String zipFile,String outputPath){

if(outputPath == null)

outputPath = "";

else

outputPath+=File.separator;

// 1.0 Create output directory

File outputDirectory = new File(outputPath);

if(outputDirectory.exists())

outputDirectory.delete();

outputDirectory.mkdir();

// 2.0 Unzip (create folders & copy files)

try {

// 2.1 Get zip input stream

ZipInputStream zip = new ZipInputStream(new FileInputStream(zipFile));

ZipEntry entry = null;

int len;

byte[] buffer = new byte[1024];

// 2.2 Go over each entry "file/folder" in zip file

while((entry = zip.getNextEntry()) != null){

if(!entry.isDirectory()){

System.out.println("-"+entry.getName());

// create a new file

File file = new File(outputPath +entry.getName());

// create file parent directory if does not exist

if(!new File(file.getParent()).exists())

new File(file.getParent()).mkdirs();

// get new file output stream

FileOutputStream fos = new FileOutputStream(file);

// copy bytes

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

fos.write(buffer, 0, len);

}

fos.close();

}

}catch (FileNotFoundException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

Java/java-unzip/src/main/java/com/hmkcode/Unzip.java at master · qulbin/Java · GitHub

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