Java tutorial
import java.io.File; public class Main { public static void main(String[] args) { File f = new File("C:/test.txt"); // set file as read only boolean bool = f.setReadOnly(); System.out.println("setReadonly() succeeded?: " + bool); // checks whether the file is writable bool = f.canWrite(); System.out.print("Is file writable?: " + bool); } }