Mercurial > dive4elements > framework
comparison artifact-database/src/main/java/de/intevation/artifactdatabase/XMLUtils.java @ 25:ccc6aae25585
Moved some XPath stuff from Config into XMLUtils.
artifacts/trunk@59 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Thu, 10 Sep 2009 09:23:53 +0000 |
| parents | 00596a591a2f |
| children | 83a059c204f8 |
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| 24:d5dc2900392f | 25:ccc6aae25585 |
|---|---|
| 10 | 10 |
| 11 import org.apache.log4j.Logger; | 11 import org.apache.log4j.Logger; |
| 12 | 12 |
| 13 import javax.xml.xpath.XPathFactory; | 13 import javax.xml.xpath.XPathFactory; |
| 14 import javax.xml.xpath.XPath; | 14 import javax.xml.xpath.XPath; |
| 15 import javax.xml.xpath.XPathExpressionException; | |
| 15 | 16 |
| 16 import javax.xml.namespace.NamespaceContext; | 17 import javax.xml.namespace.NamespaceContext; |
| 17 | 18 import javax.xml.namespace.QName; |
| 18 | 19 |
| 19 /** | 20 /** |
| 20 * @author Sascha L. Teichmann | 21 * @author Sascha L. Teichmann |
| 21 */ | 22 */ |
| 22 public final class XMLUtils | 23 public final class XMLUtils |
| 75 if (namespaceContext != null) { | 76 if (namespaceContext != null) { |
| 76 xpath.setNamespaceContext(namespaceContext); | 77 xpath.setNamespaceContext(namespaceContext); |
| 77 } | 78 } |
| 78 return xpath; | 79 return xpath; |
| 79 } | 80 } |
| 81 | |
| 82 public static final Object xpath(Object root, String query, QName returnTyp) { | |
| 83 return xpath(root, query, returnTyp, null); | |
| 84 } | |
| 85 | |
| 86 public static final Object xpath( | |
| 87 Object root, | |
| 88 String query, | |
| 89 QName returnType, | |
| 90 NamespaceContext namespaceContext | |
| 91 ) { | |
| 92 if (root == null) { | |
| 93 return null; | |
| 94 } | |
| 95 | |
| 96 try { | |
| 97 XPath xpath = newXPath(namespaceContext); | |
| 98 if (xpath != null) { | |
| 99 return xpath.evaluate(query, root, returnType); | |
| 100 } | |
| 101 } | |
| 102 catch (XPathExpressionException xpee) { | |
| 103 logger.error(xpee.getLocalizedMessage(), xpee); | |
| 104 } | |
| 105 | |
| 106 return null; | |
| 107 } | |
| 80 } | 108 } |
| 81 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8: | 109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8: |