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| 8 |  | package org.dom4j.datatype; | 
| 9 |  |  | 
| 10 |  | import org.dom4j.Attribute; | 
| 11 |  | import org.dom4j.Document; | 
| 12 |  | import org.dom4j.DocumentFactory; | 
| 13 |  | import org.dom4j.Element; | 
| 14 |  | import org.dom4j.Namespace; | 
| 15 |  | import org.dom4j.QName; | 
| 16 |  | import org.dom4j.io.SAXReader; | 
| 17 |  |  | 
| 18 |  | import org.xml.sax.EntityResolver; | 
| 19 |  | import org.xml.sax.InputSource; | 
| 20 |  |  | 
| 21 |  |  | 
| 22 |  |  | 
| 23 |  |  | 
| 24 |  |  | 
| 25 |  |  | 
| 26 |  |  | 
| 27 |  |  | 
| 28 |  |  | 
| 29 |  |  | 
| 30 |  |  | 
| 31 |  | public class DatatypeDocumentFactory extends DocumentFactory { | 
| 32 |  |  | 
| 33 |  | private static final boolean DO_INTERN_QNAME = false; | 
| 34 |  |  | 
| 35 |  |  | 
| 36 |  | protected static transient DatatypeDocumentFactory singleton | 
| 37 |  | = new DatatypeDocumentFactory(); | 
| 38 |  |  | 
| 39 |  | private static final Namespace XSI_NAMESPACE = Namespace.get("xsi", | 
| 40 |  | "http://www.w3.org/2001/XMLSchema-instance"); | 
| 41 |  |  | 
| 42 |  | private static final QName XSI_SCHEMA_LOCATION = QName.get( | 
| 43 |  | "schemaLocation", XSI_NAMESPACE); | 
| 44 |  |  | 
| 45 |  | private static final QName XSI_NO_SCHEMA_LOCATION = QName.get( | 
| 46 |  | "noNamespaceSchemaLocation", XSI_NAMESPACE); | 
| 47 |  |  | 
| 48 |  |  | 
| 49 |  | private SchemaParser schemaBuilder; | 
| 50 |  |  | 
| 51 |  |  | 
| 52 |  | private SAXReader xmlSchemaReader = new SAXReader(); | 
| 53 |  |  | 
| 54 |  |  | 
| 55 |  | private boolean autoLoadSchema = true; | 
| 56 |  |  | 
| 57 | 27 | public DatatypeDocumentFactory() { | 
| 58 | 27 | schemaBuilder = new SchemaParser(this); | 
| 59 |  | } | 
| 60 |  |  | 
| 61 |  |  | 
| 62 |  |  | 
| 63 |  |  | 
| 64 |  |  | 
| 65 |  |  | 
| 66 |  |  | 
| 67 |  |  | 
| 68 | 33 | public static DocumentFactory getInstance() { | 
| 69 | 33 | return singleton; | 
| 70 |  | } | 
| 71 |  |  | 
| 72 |  |  | 
| 73 |  |  | 
| 74 |  |  | 
| 75 |  |  | 
| 76 |  |  | 
| 77 |  |  | 
| 78 |  |  | 
| 79 | 22 | public void loadSchema(Document schemaDocument) { | 
| 80 | 22 | schemaBuilder.build(schemaDocument); | 
| 81 |  | } | 
| 82 |  |  | 
| 83 | 3 | public void loadSchema(Document schemaDocument, Namespace targetNamespace) { | 
| 84 | 3 | schemaBuilder.build(schemaDocument, targetNamespace); | 
| 85 |  | } | 
| 86 |  |  | 
| 87 |  |  | 
| 88 |  |  | 
| 89 |  |  | 
| 90 |  |  | 
| 91 |  |  | 
| 92 |  |  | 
| 93 |  |  | 
| 94 |  |  | 
| 95 |  |  | 
| 96 | 408 | public DatatypeElementFactory getElementFactory(QName elementQName) { | 
| 97 | 408 | DatatypeElementFactory result = null; | 
| 98 |  |  | 
| 99 | 408 | if (DO_INTERN_QNAME) { | 
| 100 | 0 | elementQName = intern(elementQName); | 
| 101 |  | } | 
| 102 |  |  | 
| 103 | 408 | DocumentFactory factory = elementQName.getDocumentFactory(); | 
| 104 | 408 | if (factory instanceof DatatypeElementFactory) { | 
| 105 | 5 | result = (DatatypeElementFactory) factory; | 
| 106 |  | } | 
| 107 |  |  | 
| 108 | 408 | return result; | 
| 109 |  | } | 
| 110 |  |  | 
| 111 |  |  | 
| 112 |  |  | 
| 113 | 450 | public Attribute createAttribute(Element owner, QName qname, String value) { | 
| 114 | 450 | if (autoLoadSchema && qname.equals(XSI_NO_SCHEMA_LOCATION)) { | 
| 115 | 2 | Document document = (owner != null) ? owner.getDocument() : null; | 
| 116 | 2 | loadSchema(document, value); | 
| 117 | 448 | } else if (autoLoadSchema && qname.equals(XSI_SCHEMA_LOCATION)) { | 
| 118 | 0 | Document document = (owner != null) ? owner.getDocument() : null; | 
| 119 | 0 | String uri = value.substring(0, value.indexOf(' ')); | 
| 120 | 0 | Namespace namespace = owner.getNamespaceForURI(uri); | 
| 121 | 0 | loadSchema(document, value.substring(value.indexOf(' ') + 1), | 
| 122 |  | namespace); | 
| 123 |  | } | 
| 124 |  |  | 
| 125 | 450 | return super.createAttribute(owner, qname, value); | 
| 126 |  | } | 
| 127 |  |  | 
| 128 |  |  | 
| 129 |  |  | 
| 130 | 2 | protected void loadSchema(Document document, String schemaInstanceURI) { | 
| 131 | 2 | try { | 
| 132 | 2 | EntityResolver resolver = document.getEntityResolver(); | 
| 133 |  |  | 
| 134 | 2 | if (resolver == null) { | 
| 135 | 0 | String msg = "No EntityResolver available for resolving URI: "; | 
| 136 | 0 | throw new InvalidSchemaException(msg + schemaInstanceURI); | 
| 137 |  | } | 
| 138 |  |  | 
| 139 | 2 | InputSource inputSource = resolver.resolveEntity(null, | 
| 140 |  | schemaInstanceURI); | 
| 141 |  |  | 
| 142 | 2 | if (resolver == null) { | 
| 143 | 0 | throw new InvalidSchemaException("Could not resolve the URI: " | 
| 144 |  | + schemaInstanceURI); | 
| 145 |  | } | 
| 146 |  |  | 
| 147 | 2 | Document schemaDocument = xmlSchemaReader.read(inputSource); | 
| 148 | 2 | loadSchema(schemaDocument); | 
| 149 |  | } catch (Exception e) { | 
| 150 | 0 | System.out.println("Failed to load schema: " + schemaInstanceURI); | 
| 151 | 0 | System.out.println("Caught: " + e); | 
| 152 | 0 | e.printStackTrace(); | 
| 153 | 0 | throw new InvalidSchemaException("Failed to load schema: " | 
| 154 |  | + schemaInstanceURI); | 
| 155 |  | } | 
| 156 |  | } | 
| 157 |  |  | 
| 158 | 0 | protected void loadSchema(Document document, String schemaInstanceURI, | 
| 159 |  | Namespace namespace) { | 
| 160 | 0 | try { | 
| 161 | 0 | EntityResolver resolver = document.getEntityResolver(); | 
| 162 |  |  | 
| 163 | 0 | if (resolver == null) { | 
| 164 | 0 | String msg = "No EntityResolver available for resolving URI: "; | 
| 165 | 0 | throw new InvalidSchemaException(msg + schemaInstanceURI); | 
| 166 |  | } | 
| 167 |  |  | 
| 168 | 0 | InputSource inputSource = resolver.resolveEntity(null, | 
| 169 |  | schemaInstanceURI); | 
| 170 |  |  | 
| 171 | 0 | if (resolver == null) { | 
| 172 | 0 | throw new InvalidSchemaException("Could not resolve the URI: " | 
| 173 |  | + schemaInstanceURI); | 
| 174 |  | } | 
| 175 |  |  | 
| 176 | 0 | Document schemaDocument = xmlSchemaReader.read(inputSource); | 
| 177 | 0 | loadSchema(schemaDocument, namespace); | 
| 178 |  | } catch (Exception e) { | 
| 179 | 0 | System.out.println("Failed to load schema: " + schemaInstanceURI); | 
| 180 | 0 | System.out.println("Caught: " + e); | 
| 181 | 0 | e.printStackTrace(); | 
| 182 | 0 | throw new InvalidSchemaException("Failed to load schema: " | 
| 183 |  | + schemaInstanceURI); | 
| 184 |  | } | 
| 185 |  | } | 
| 186 |  | } | 
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