001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.tools.seleniumbuilder;
016    
017    import com.liferay.portal.kernel.util.StringPool;
018    
019    import java.util.Stack;
020    
021    /**
022     * @author Michael Hashimoto
023     */
024    public class FreeMarkerStack {
025    
026            public boolean empty() {
027                    return _stack.empty();
028            }
029    
030            public Object peek() {
031                    return _stack.peek();
032            }
033    
034            public Object pop() {
035                    return _stack.pop();
036            }
037    
038            public Object push(Object object) {
039                    _stack.push(object);
040    
041                    return StringPool.BLANK;
042            }
043    
044            private Stack<Object> _stack = new Stack<Object>();
045    
046    }