File canWrite() in Java

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

Syntax:

boolean java.io.File.canWrite()

This method tests whether the application can modify the file denoted by this abstract pathname.

Parameters: NA

Returns: true if and only if the file system actually contains a file denoted by this abstract pathname and the application is allowed to write to the file; false otherwise.

Throws:

1. 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 FilecanWrite {
    public static void main(String[] args) {

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

        System.out.println(file.canWrite());
    }
}

Output:

false