Problem & Solution
This example demonstrates how to make a file read-only by using file.setReadOnly() and file.canWrite() methods of File class .
JAVA Program
import java.io.File; public class Main { public static void main(String[] args) { File file = new File("C:/java.txt"); System.out.println(file.setReadOnly()); System.out.println(file.canWrite()); } }
Output
The above code sample will produce the following result (if the file “java.txt” exists in ‘C’ drive).
True False