import java.io.File;

public class FileMethod {
	
	public FileMethod() {
        File file = new File("C:");
        System.out.println("C:");
        System.out.println("Total Space:  " + file.getTotalSpace());
        System.out.println("Free Space:   " + file.getFreeSpace());
        System.out.println("Usable Space: " + file.getUsableSpace());

        file = new File("C:\\windows");
        System.out.println("\nC:\\windows (exist)");
        System.out.println("Total Space:  " + file.getTotalSpace());
        System.out.println("Free Space:   " + file.getFreeSpace());
        System.out.println("Usable Space: " + file.getUsableSpace());

        file = new File("D:\\windows");
        System.out.println("\nD:\\windows (not exist)");
        System.out.println("Total Space:  " + file.getTotalSpace());
        System.out.println("Free Space:   " + file.getFreeSpace());
        System.out.println("Usable Space: " + file.getUsableSpace());
    }

    public static void main(String[] args) {
        new FileMethod();
    }
}