001    /*****************************************************************************
002     * Copyright (C) PicoContainer Organization. All rights reserved.            *
003     * ------------------------------------------------------------------------- *
004     * The software in this package is published under the terms of the BSD      *
005     * style license a copy of which has been included with this distribution in *
006     * the LICENSE.txt file.                                                     *
007     *                                                                           *
008     * Original code by                                                          *
009     *****************************************************************************/
010    package org.picocontainer.script.xml;
011    
012    public class AttributeUtils {
013            
014        public static final String EMPTY = "";
015    
016            
017            public static boolean notSet(Object string) {
018            return string == null || string.equals(EMPTY);
019        }
020        
021        public static boolean isSet(Object string) {
022            return !notSet(string);
023        }
024    
025        public static boolean boolValue(String string, boolean defaultValue) {
026            if (notSet(string)) {
027                return defaultValue;
028            }
029            boolean aBoolean = Boolean.valueOf(string).booleanValue();
030            return aBoolean;
031        }
032    }