InputStreamDemo - Java Example Program

import java.io.*;

class InputStreamDemo
{
    public static void main(String[] args) throws IOException
    {
        File f = new File("E:JavaPrograms\\FolderOne\\fileOne.txt"); //LINE A
    
        InputStream is = new FileInputStream(f); // LINE B
    
        if(f.exists()) // LINE C
        {
            System.out.println("File exists.");
            // LINE D
            int i = 0; 
    
            // LINE E
            while((i = is.read()) != -1)  
            {
                System.out.print((char) i); // LINE F
            }
        }
        else
            System.out.println("File not found.");
        is.close(); // LINE G
    }
}