001    /**
002     * Copyright (c) 2000-present 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.kernel.expression;
016    
017    /**
018     * @author Marcellus Tavares
019     */
020    public interface ExpressionFactory {
021    
022            public Expression<Boolean> createBooleanExpression(String expressionString);
023    
024            public Expression<Double> createDoubleExpression(String expressionString);
025    
026            public <T> Expression<T> createExpression(
027                    String expressionString, Class<T> expressionType);
028    
029            public Expression<Float> createFloatExpression(String expressionString);
030    
031            public Expression<Integer> createIntegerExpression(String expressionString);
032    
033            public Expression<Long> createLongExpression(String expressionString);
034    
035            public Expression<String> createStringExpression(String expressionString);
036    
037    }