import java.io.File;
import java.util.Scanner;


public class ScannerExample {
	public static void main(String[] args) {
		Scanner scanner = null;
		try {
			scanner = new Scanner(new File("sample.txt"));
		} catch (Exception e) {
			e.printStackTrace();
		}
		System.out.println("Next int: " + scanner.nextInt());
		System.out.println("Next boolean: " + scanner.nextBoolean());
		System.out.println("Next double: " + scanner.nextDouble());
	}
}