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    import java.util.Map;
018    
019    /**
020     * @author Miguel Angelo Caldas Gallindo
021     */
022    public interface Expression<T> {
023    
024            public T evaluate() throws ExpressionEvaluationException;
025    
026            public Map<String, VariableDependencies> getVariableDependenciesMap();
027    
028            public void setBooleanVariableValue(
029                    String variableName, Boolean variableValue);
030    
031            public void setDoubleVariableValue(
032                    String variableName, Double variableValue);
033    
034            public void setExpressionStringVariableValue(
035                    String variableName, String variableValue, Class<?> variableClass);
036    
037            public void setFloatVariableValue(String variableName, Float variableValue);
038    
039            public void setIntegerVariableValue(
040                    String variableName, Integer variableValue);
041    
042            public void setLongVariableValue(String variableName, Long variableValue);
043    
044            public void setStringVariableValue(
045                    String variableName, String variableValue);
046    
047            public void setVariableValue(
048                    String variableName, Object variableValue, Class<?> variableClass);
049    
050    }