Using Multiple Arrays To Play A Roulette Game

I am creating a roulette program that I converted from C++ to Java. Why its not finding the main class. Therefore it will not compile. Heres the code:

import java.util.Scanner;
public class P1RouletteDB
{
// This program demonstrates the use use multiple arrays to play a roulette game.
//Also a random number will generated to be used as the ball in the game. The user will be provided the random number to test the win algorithms
// Program Set 2 Roulette Game

// Global constants
public static final int COLS = 3; // Number of columns in each array

[Code] ....