Java program to unzip a file

Viewed 31k times. Scanner; import java. Improve this question. Colonel Thirty Two Add a comment. Active Oldest Votes. Enter the full path to the file. Improve this answer. Pokechu22 Pokechu22 4, 8 8 gold badges 36 36 silver badges 60 60 bronze badges. Azurlake Azurlake 4 4 silver badges 29 29 bronze badges.

Nikhil Katre Nikhil Katre 1, 22 22 silver badges 22 22 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Enumeration; import java. ZipEntry; import java.

Also i was getting some issue with enumeration. This code is insecure and vulnerable to the Zip Slip vulnerability. The code is working well if zip not contains any file in it if the zip contains any file then its throws file not found exception.

The code will fail when a ZipEntry is only a directory. You must make a check of it. How to unzip folder having file names with special characters for e. This does not handle zip folders that contain sub directories. You need to differentiate between a file and directory in the code. But this code will not work in the case of extracting any file in external SDcard.

Check once and post an updated one. Very helpful code.. Thanks alot. Now I need a code to merge the multiple videos into one video the videos belongs to one folder. Nice code!! How could i do this with two zip paths i. Your email address will not be published. Next Java Ternary Operator. Pankaj I love Open Source technologies and writing about my experience about them is my passion. Follow Author. Comments Chamlini says:.

June 17, at am. Improve this answer. ZipException: java. Does it work with Android? No its not working fine with android ,Its not supporting the chinese language. Zip4J doesn't supports reading a zip from an inputstream, only from disk. Website doesn't appear to have a javadoc. Show 12 more comments. Also needs zipFile. JuanMendez because if there are errors on close, you can't be sure the file was saved entirely and correctly.

But additionally to the normal close it won't hurt. This solution is vulnerable to ZipSlip zip4j is also affected — Marcono Just write zipFile. Bashir Beikzadeh Bashir Beikzadeh 8 8 silver badges 15 15 bronze badges.

The calls to close should be inside "finally" blocks at the very least. Exceptions are not handled well. This is too much code. This can be done in 2 lines. Joe Michael Thanks buddy for posting this. It solves my problem. This code does not keep file attributes and permissions This has cost me a week of headache. Add a comment.

The class bellow can compress and extract any file or folder with or without password protection- import java. File; import net. ZipParameters; import net. Zip4jConstants; import net. Minhas Kamal Minhas Kamal A nice answer and library. Jonty With performance differences like that you should maybe take a second look at your implementation.