File exists() in Java

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

Syntax:

boolean java.io.File.exists()

This method tests whether the file or directory denoted by this abstract path name exists.

Parameters: NA

Returns: true if and only if the file or directory denoted by this abstract pathname exists; false otherwise.

Throws:

SecurityException - If a security manager exists and its java.lang.SecurityManager.checkRead(java.lang.String) method denies read access to the file or directory.

Approach 1: When the file is not present

Java 

import java.io.File;

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

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

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

Output:

false

Approach 2: When the file is present

Java 

import java.io.File;

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

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

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

Output:

true