/* ============================================================================
 * File: RecursionStack.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;

/**
 * This interface is used by RecursiveFunction to push/pop itself from the call stack.
 */
public interface RecursionStack {
    /**
     * Push this recursive function call into the call stack. The 'input' is the
     * input value passed to the RecursiveFunction.
     */
    public void push(int input);

    /**
     * Pop this recursive function call out of the call stack. The 'result' is the
     * resultant value that will be returned by the RecursiveFunction.
     */
    public void pop(int result);
}