How to Get Free Disk Space in Java

In this example we will show the method to get free disk space in Java.

Source Code

package com.beginner.examples;

import java.io.*;

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

    File file = new File("c:");
    // get free disk space
    long total = file.getTotalSpace();
    long usable = file.getUsableSpace();

    System.out.println("Total size : " + total/1024/1024/1024 + " GB");
    System.out.println("Usable size : " + usable/1024/1024/1024 + " GB");
  }
}

Output:

Total size : 172 GB
Usable size : 90 GB