Mercurial > dive4elements > framework
diff artifacts-common/src/main/java/de/intevation/artifacts/common/utils/MapXPathVariableResolver.java @ 323:1d3607ceb9fa
Improved the XMLUtils to support xpath expressions that contain variables.
artifacts/trunk@2540 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Aug 2011 07:44:11 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/artifacts-common/src/main/java/de/intevation/artifacts/common/utils/MapXPathVariableResolver.java Wed Aug 24 07:44:11 2011 +0000 @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2011 by Intevation GmbH + * + * This program is free software under the LGPL (>=v2.1) + * Read the file LGPL.txt coming with the software for details + * or visit http://www.gnu.org/licenses/ if it does not exist. + */ +package de.intevation.artifacts.common.utils; + +import java.util.HashMap; +import java.util.Map; + +import javax.xml.namespace.QName; +import javax.xml.xpath.XPathVariableResolver; + + +/** + * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> + */ +public class MapXPathVariableResolver implements XPathVariableResolver { + + protected Map<String, String> variables; + + + public MapXPathVariableResolver() { + this.variables = new HashMap<String, String>(); + } + + + public MapXPathVariableResolver(Map<String, String> variables) { + this.variables = variables; + } + + + public void addVariable(String name, String value) { + if (name != null && value != null) { + variables.put(name, value); + } + } + + + @Override + public Object resolveVariable(QName variableName) { + String key = variableName.getLocalPart(); + return variables.get(key); + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :