/* ============================================================================
 * File: Main.java
 * ----------------------------------------------------------------------------
 *
 * This file is part of the Microsoft Supplemental UI Library for Visual J# .NET
 * Code Samples.
 *
 * Copyright (C)  2003  Microsoft Corporation. All rights reserved.
 *
 * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND,
 * WHETHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
 * ============================================================================
 */

package RecursionDemo;

// Reflection APIs to get classes implementing RecursiveFunction
import System.Reflection.*;
import System.Type;

// ArrayList
import java.util.ArrayList;


/**
 * This is the main class.
 */
public class Main {
    /**
     * Main function
     */
    public static void main(String[] args) {
        /*
         * This function uses reflection to determine the classes implementing
         * RecursiveFunction interface.  If you do not want to use reflection,
         * uncomment the line below and comment rest of this function.
         * Ensure that the line below includes all the recursive function.
         */
        
        // new StackJFrame(new RecursiveFunction[] {new Factorial(), new SumN()});

        ArrayList list = new ArrayList(10);
        Type[] types = Assembly.GetExecutingAssembly().GetTypes();
        for (int i = 0; i < types.length; i++) {
            if (types[i].GetInterface("RecursiveFunction") != null)
                list.add(types[i]);
        }

        RecursiveFunction[] funcs = new RecursiveFunction[list.size()];
        for (int i = 0; i < list.size(); i++) {
            funcs[i] = (RecursiveFunction)((Type)list.get(i)).GetConstructor(new Type[0]).Invoke(null);
        }

        new StackJFrame(funcs);
    }
}