| Clover coverage report - dom4j - 1.6.1 |
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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| BeanDocumentFactory.java | 16,7% | 26,3% | 42,9% | 28,1% |
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| 1 | /* | |
| 2 | * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved. | |
| 3 | * | |
| 4 | * This software is open source. | |
| 5 | * See the bottom of this file for the licence. | |
| 6 | */ | |
| 7 | ||
| 8 | package org.dom4j.bean; | |
| 9 | ||
| 10 | import org.dom4j.Attribute; | |
| 11 | import org.dom4j.DocumentFactory; | |
| 12 | import org.dom4j.Element; | |
| 13 | import org.dom4j.QName; | |
| 14 | import org.dom4j.tree.DefaultAttribute; | |
| 15 | ||
| 16 | import org.xml.sax.Attributes; | |
| 17 | ||
| 18 | /** | |
| 19 | * <p> | |
| 20 | * <code>BeanDocumentFactory</code> is a factory of DOM4J objects which may be | |
| 21 | * BeanElements which are backed by JavaBeans and their properties. | |
| 22 | * </p> | |
| 23 | * | |
| 24 | * <p> | |
| 25 | * The tree built allows full XPath expressions from anywhere on the tree. | |
| 26 | * </p> | |
| 27 | * | |
| 28 | * @author <a href="mailto:jstrachan@apache.org">James Strachan </a> | |
| 29 | * @version $Revision: 1.14 $ | |
| 30 | */ | |
| 31 | public class BeanDocumentFactory extends DocumentFactory { | |
| 32 | /** The Singleton instance */ | |
| 33 | private static BeanDocumentFactory singleton = new BeanDocumentFactory(); | |
| 34 | ||
| 35 | /** | |
| 36 | * <p> | |
| 37 | * Access to the singleton instance of this factory. | |
| 38 | * </p> | |
| 39 | * | |
| 40 | * @return the default singleon instance | |
| 41 | */ | |
| 42 | 3 | public static DocumentFactory getInstance() { |
| 43 | 3 | return singleton; |
| 44 | } | |
| 45 | ||
| 46 | // Factory methods | |
| 47 | 3 | public Element createElement(QName qname) { |
| 48 | 3 | Object bean = createBean(qname); |
| 49 | ||
| 50 | 3 | if (bean == null) { |
| 51 | 3 | return new BeanElement(qname); |
| 52 | } else { | |
| 53 | 0 | return new BeanElement(qname, bean); |
| 54 | } | |
| 55 | } | |
| 56 | ||
| 57 | 0 | public Element createElement(QName qname, Attributes attributes) { |
| 58 | 0 | Object bean = createBean(qname, attributes); |
| 59 | ||
| 60 | 0 | if (bean == null) { |
| 61 | 0 | return new BeanElement(qname); |
| 62 | } else { | |
| 63 | 0 | return new BeanElement(qname, bean); |
| 64 | } | |
| 65 | } | |
| 66 | ||
| 67 | 0 | public Attribute createAttribute(Element owner, QName qname, String value) { |
| 68 | 0 | return new DefaultAttribute(qname, value); |
| 69 | } | |
| 70 | ||
| 71 | // Implementation methods | |
| 72 | 3 | protected Object createBean(QName qname) { |
| 73 | 3 | return null; |
| 74 | } | |
| 75 | ||
| 76 | 0 | protected Object createBean(QName qname, Attributes attributes) { |
| 77 | 0 | String value = attributes.getValue("class"); |
| 78 | ||
| 79 | 0 | if (value != null) { |
| 80 | 0 | try { |
| 81 | 0 | Class beanClass = Class.forName(value, true, |
| 82 | BeanDocumentFactory.class.getClassLoader()); | |
| 83 | ||
| 84 | 0 | return beanClass.newInstance(); |
| 85 | } catch (Exception e) { | |
| 86 | 0 | handleException(e); |
| 87 | } | |
| 88 | } | |
| 89 | ||
| 90 | 0 | return null; |
| 91 | } | |
| 92 | ||
| 93 | 0 | protected void handleException(Exception e) { |
| 94 | // ignore introspection exceptions | |
| 95 | 0 | System.out.println("#### Warning: couldn't create bean: " + e); |
| 96 | } | |
| 97 | } | |
| 98 | ||
| 99 | /* | |
| 100 | * Redistribution and use of this software and associated documentation | |
| 101 | * ("Software"), with or without modification, are permitted provided that the | |
| 102 | * following conditions are met: | |
| 103 | * | |
| 104 | * 1. Redistributions of source code must retain copyright statements and | |
| 105 | * notices. Redistributions must also contain a copy of this document. | |
| 106 | * | |
| 107 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 108 | * this list of conditions and the following disclaimer in the documentation | |
| 109 | * and/or other materials provided with the distribution. | |
| 110 | * | |
| 111 | * 3. The name "DOM4J" must not be used to endorse or promote products derived | |
| 112 | * from this Software without prior written permission of MetaStuff, Ltd. For | |
| 113 | * written permission, please contact dom4j-info@metastuff.com. | |
| 114 | * | |
| 115 | * 4. Products derived from this Software may not be called "DOM4J" nor may | |
| 116 | * "DOM4J" appear in their names without prior written permission of MetaStuff, | |
| 117 | * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd. | |
| 118 | * | |
| 119 | * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org | |
| 120 | * | |
| 121 | * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND | |
| 122 | * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 123 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 124 | * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE | |
| 125 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 126 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 127 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 128 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 129 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 130 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 131 | * POSSIBILITY OF SUCH DAMAGE. | |
| 132 | * | |
| 133 | * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved. | |
| 134 | */ |
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