| /* |
| * [The "BSD licence"] |
| * Copyright (c) 2005-2008 Terence Parr |
| * All rights reserved. |
| * |
| * Conversion to C#: |
| * Copyright (c) 2008 Sam Harwell, Pixel Mine, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| using System; |
| using System.Collections.Generic; |
| #if DEBUG |
| using System.Linq; |
| #endif |
| |
| namespace Antlr.Runtime.JavaExtensions |
| { |
| public static class StackExtensions |
| { |
| #if DEBUG |
| [Obsolete] |
| public static T elementAt<T>( this Stack<T> stack, int index ) |
| { |
| return stack.ElementAt( index ); |
| } |
| |
| [Obsolete] |
| public static T peek<T>( this Stack<T> stack ) |
| { |
| return stack.Peek(); |
| } |
| |
| [Obsolete] |
| public static T pop<T>( this Stack<T> stack ) |
| { |
| return stack.Pop(); |
| } |
| |
| [Obsolete] |
| public static void push<T>( this Stack<T> stack, T obj ) |
| { |
| stack.Push( obj ); |
| } |
| |
| [Obsolete] |
| public static int size<T>( this Stack<T> stack ) |
| { |
| return stack.Count; |
| } |
| #endif |
| |
| public static void setSize<T>( this Stack<T> stack, int size ) |
| { |
| if ( size > stack.Count ) |
| throw new ArgumentException(); |
| |
| while ( stack.Count > size ) |
| stack.Pop(); |
| } |
| } |
| } |