File setReadable(boolean, boolean) in Java

setReadable(boolean, boolean): This method is available in the java.io.File class of Java.

Syntax:

boolean java.io.File.setReadable(boolean readable, boolean ownerOnly)

This method takes two arguments. This method sets the owner's or everybody's read permission for this abstract pathname.

Parameters: Two parameters are required for this method.

readable: If true, sets the access permission to allow read operations; if false to disallow read operations.

ownerOnly: If true, the read permission applies only to the owner's read permission; otherwise, it applies to everybody.

Throws:

SecurityException - If a security manager exists and its java.lang.SecurityManager.checkWrite(java.lang.String)method denies write access to the file.

Approach

Java

import java.io.File;

public class FilesetReadable2 {
    public static void main(String[] args) {

        String pathname = "D:\\hello.txt";
        File file = new File(pathname);

        boolean readable = true, ownerOnly = false;

        System.out.println(file.setReadable(
                               readable, ownerOnly));
    }
}

Output:

true