How to use zip4j to extract an zip file with password protection

java, passwords, unzip

Solution

Try the following and make sure you are using the most recent Zip4j library (1.3.1):

String source = "folder/source.zip";
String destination = "folder/source/";
String password = "password";

try {
    ZipFile zipFile = new ZipFile(source);
    if (zipFile.isEncrypted()) {
        zipFile.setPassword(password);
    }
    zipFile.extractAll(destination);
} catch (ZipException e) {
    e.printStackTrace();
}

Problem

I am trying to unzip a zipfile with password protection. I know there is a java library named "zip4j" that could help me. But I am failing to open the zip4j website to see the tutorial. I had download zip4j library with another mirror but I don't know how to use it. Is there anyone that could paste example code for using zip4j unzip password protection zip file? zip4j website thanks so much!

Original source