is the above code present in FileInput.java ?? If no , rename file to FileInput.java.
Does the current directory have "sample.txt ?? if no , create one .
Below is what i did & worked for me .
file name Main.java:
import java.util.Scanner;
import java.io.*;
public class Main
{
public static void main (String[] args) throws
IOException
{
String line;
Scanner fileScan;
File myFile = new File("Main.java");
fileScan = new Scanner (myFile);
while (fileScan.hasNext())
{
line = fileScan.nextLine();
System.out.println (line.toUpperCase());
}
}
}