75 lines
2.3 KiB
Java
75 lines
2.3 KiB
Java
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/*
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* Created on 17 Aug 2007
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*
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* Copyright (C) 2007 Royal Library of Sweden.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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package se.kb.xml;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.dom4j.DocumentHelper;
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import org.dom4j.Element;
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import org.dom4j.Node;
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import org.dom4j.XPath;
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public class XPathWrapper {
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private Node node;
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private Map<String, String> namespaces;
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public XPathWrapper(Node node) {
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this(node, new HashMap<String, String>());
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}
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public XPathWrapper(Node node, Map<String, String> namespaces) {
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this.node = node;
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this.namespaces = namespaces;
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}
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public void addNamespace(String prefix, String uri) {
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namespaces.put(prefix, uri);
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}
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public Node selectSingleNode(String xpathExpression) {
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XPath xpath = createXPath(xpathExpression);
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return xpath.selectSingleNode(node);
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}
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@SuppressWarnings("unchecked")
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public List<Node> selectNodes(String xpathExpression) {
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XPath xpath = createXPath(xpathExpression);
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return xpath.selectNodes(node);
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}
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public Element selectSingleElement(String xpathExpression) {
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return (Element) selectSingleNode(xpathExpression);
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}
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public String valueOf(String xpathExpression) {
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XPath xpath =createXPath(xpathExpression);
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return xpath.valueOf(node);
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}
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private XPath createXPath(String xpathExpression) {
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XPath xpath = DocumentHelper.createXPath(xpathExpression);
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xpath.setNamespaceURIs(namespaces);
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return xpath;
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}
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}
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