Java/File Input Output/Partition

Free space on this partition

 
import java.io.File;
public class PartitionSpace {
  public static void main(String[] args) {
    File[] roots = File.listRoots();
    for (int i = 0; i < roots.length; i++) {
      System.out.println("Partition: " + roots[i]);
      System.out.println("Free space on this partition = " + roots[i].getFreeSpace());
    }
  }
}

Total space on this partition

 
import java.io.File;
public class PartitionSpace {
  public static void main(String[] args) {
    File[] roots = File.listRoots();
    for (int i = 0; i < roots.length; i++) {
      System.out.println("Partition: " + roots[i]);
      System.out.println("Total space on this partition = " + roots[i].getTotalSpace());
    }
  }
}

Usable space on this partition

 
import java.io.File;
public class PartitionSpace {
  public static void main(String[] args) {
    File[] roots = File.listRoots();
    for (int i = 0; i < roots.length; i++) {
      System.out.println("Partition: " + roots[i]);
      System.out.println("Usable space on this partition = " + roots[i].getUsableSpace());
    }
  }
}