import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Scanner;

/*
 * Another simple usage of ByteArrayInputStream would be
 * a way of capitalizing the input from the user.
 */

public class ByteArrayInputStreamDemo
{

    public static void main(String[] args) throws IOException
    {
        Scanner scanner = new Scanner(System.in);

        System.out.print("Enter the name : ");
        String name = scanner.nextLine();

        scanner.close();

        ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(name.getBytes());

        StringBuilder sb = new StringBuilder();

        int ch;
        while ((ch = byteArrayInputStream.read()) != -1)
        {
            sb.append(Character.toUpperCase((char) ch));
        }
        System.out.println("Your capitalized name: " + sb.toString());

    }
}