| /* |
| * Copyright (c) 2003 The Visigoth Software Society. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowledgement: |
| * "This product includes software developed by the |
| * Visigoth Software Society (http://www.visigoths.org/)." |
| * Alternately, this acknowledgement may appear in the software itself, |
| * if and wherever such third-party acknowledgements normally appear. |
| * |
| * 4. Neither the name "FreeMarker", "Visigoth", nor any of the names of the |
| * project contributors may be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact visigoths@visigoths.org. |
| * |
| * 5. Products derived from this software may not be called "FreeMarker" or "Visigoth" |
| * nor may "FreeMarker" or "Visigoth" appear in their names |
| * without prior written permission of the Visigoth Software Society. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE VISIGOTH SOFTWARE SOCIETY OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Visigoth Software Society. For more |
| * information on the Visigoth Software Society, please see |
| * http://www.visigoths.org/ |
| */ |
| |
| package freemarker.ext.xml; |
| |
| import java.io.StringWriter; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.dom4j.Attribute; |
| import org.dom4j.Branch; |
| import org.dom4j.Document; |
| import org.dom4j.DocumentType; |
| import org.dom4j.Element; |
| import org.dom4j.Node; |
| import org.dom4j.ProcessingInstruction; |
| import org.dom4j.tree.DefaultAttribute; |
| import org.jaxen.Context; |
| import org.jaxen.NamespaceContext; |
| import org.jaxen.dom4j.Dom4jXPath; |
| |
| import freemarker.template.TemplateModelException; |
| |
| /** |
| * Don't use this class; it's only public to work around Google App Engine Java |
| * compliance issues. FreeMarker developers only: treat this class as package-visible. |
| * |
| * @author Attila Szegedi |
| */ |
| public class _Dom4jNavigator extends Navigator { |
| |
| public _Dom4jNavigator() { |
| } |
| |
| void getAsString(Object node, StringWriter sw) { |
| sw.getBuffer().append(((Node)node).asXML()); |
| } |
| |
| void getChildren(Object node, String localName, String namespaceUri, List result) { |
| if(node instanceof Element) { |
| Element e = (Element)node; |
| if(localName == null) { |
| result.addAll(e.elements()); |
| } |
| else { |
| result.addAll(e.elements(e.getQName().getDocumentFactory().createQName(localName, "", namespaceUri))); |
| } |
| } |
| else if(node instanceof Document) { |
| Element root = ((Document)node).getRootElement(); |
| if(localName == null || (equal(root.getName(), localName) && equal(root.getNamespaceURI(), namespaceUri))) { |
| result.add(root); |
| } |
| } |
| } |
| |
| void getAttributes(Object node, String localName, String namespaceUri, List result) { |
| if(node instanceof Element) { |
| Element e = (Element)node; |
| if(localName == null) { |
| result.addAll(e.attributes()); |
| } |
| else { |
| Attribute attr = e.attribute(e.getQName().getDocumentFactory().createQName(localName, "", namespaceUri)); |
| if(attr != null) { |
| result.add(attr); |
| } |
| } |
| } |
| else if (node instanceof ProcessingInstruction) { |
| ProcessingInstruction pi = (ProcessingInstruction)node; |
| if ("target".equals(localName)) { |
| result.add(new DefaultAttribute("target", pi.getTarget())); |
| } |
| else if ("data".equals(localName)) { |
| result.add(new DefaultAttribute("data", pi.getText())); |
| } |
| else { |
| result.add(new DefaultAttribute(localName, pi.getValue(localName))); |
| } |
| } else if (node instanceof DocumentType) { |
| DocumentType doctype = (DocumentType)node; |
| if ("publicId".equals(localName)) { |
| result.add(new DefaultAttribute("publicId", doctype.getPublicID())); |
| } |
| else if ("systemId".equals(localName)) { |
| result.add(new DefaultAttribute("systemId", doctype.getSystemID())); |
| } |
| else if ("elementName".equals(localName)) { |
| result.add(new DefaultAttribute("elementName", doctype.getElementName())); |
| } |
| } |
| } |
| |
| void getDescendants(Object node, List result) { |
| if(node instanceof Branch) { |
| getDescendants((Branch)node, result); |
| } |
| } |
| |
| private void getDescendants(Branch node, List result) { |
| List content = node.content(); |
| for (Iterator iter = content.iterator(); iter.hasNext();) { |
| Node subnode = (Node) iter.next(); |
| if(subnode instanceof Element) { |
| result.add(subnode); |
| getDescendants(subnode, result); |
| } |
| } |
| } |
| |
| Object getParent(Object node) { |
| return ((Node)node).getParent(); |
| } |
| |
| Object getDocument(Object node) { |
| return ((Node)node).getDocument(); |
| } |
| |
| Object getDocumentType(Object node) { |
| return |
| node instanceof Document |
| ? ((Document)node).getDocType() |
| : null; |
| } |
| |
| void getContent(Object node, List result) { |
| if(node instanceof Branch) { |
| result.addAll(((Branch)node).content()); |
| } |
| } |
| |
| String getText(Object node) { |
| return ((Node)node).getText(); |
| } |
| |
| String getLocalName(Object node) { |
| return ((Node)node).getName(); |
| } |
| |
| String getNamespacePrefix(Object node) { |
| if(node instanceof Element) { |
| return ((Element)node).getNamespacePrefix(); |
| } |
| if(node instanceof Attribute) { |
| return ((Attribute)node).getNamespacePrefix(); |
| } |
| return null; |
| } |
| |
| String getNamespaceUri(Object node) { |
| if(node instanceof Element) { |
| return ((Element)node).getNamespaceURI(); |
| } |
| if(node instanceof Attribute) { |
| return ((Attribute)node).getNamespaceURI(); |
| } |
| return null; |
| } |
| |
| String getType(Object node) { |
| switch(((Node)node).getNodeType()) { |
| case Node.ATTRIBUTE_NODE: { |
| return "attribute"; |
| } |
| case Node.CDATA_SECTION_NODE: { |
| return "cdata"; |
| } |
| case Node.COMMENT_NODE: { |
| return "comment"; |
| } |
| case Node.DOCUMENT_NODE: { |
| return "document"; |
| } |
| case Node.DOCUMENT_TYPE_NODE: { |
| return "documentType"; |
| } |
| case Node.ELEMENT_NODE: { |
| return "element"; |
| } |
| case Node.ENTITY_REFERENCE_NODE: { |
| return "entityReference"; |
| } |
| case Node.NAMESPACE_NODE: { |
| return "namespace"; |
| } |
| case Node.PROCESSING_INSTRUCTION_NODE: { |
| return "processingInstruction"; |
| } |
| case Node.TEXT_NODE: { |
| return "text"; |
| } |
| } |
| return "unknown"; |
| } |
| |
| XPathEx createXPathEx(String xpathString) throws TemplateModelException |
| { |
| try { |
| return new Dom4jXPathEx(xpathString); |
| } |
| catch(Exception e) { |
| throw new TemplateModelException(e); |
| } |
| } |
| |
| private static final class Dom4jXPathEx |
| extends |
| Dom4jXPath |
| implements |
| XPathEx |
| { |
| Dom4jXPathEx(String path) |
| throws |
| Exception |
| { |
| super(path); |
| } |
| |
| public List selectNodes(Object object, NamespaceContext namespaces) |
| throws |
| TemplateModelException |
| { |
| Context context = getContext(object); |
| context.getContextSupport().setNamespaceContext(namespaces); |
| try { |
| return selectNodesForContext(context); |
| } |
| catch(Exception e) { |
| throw new TemplateModelException(e); |
| } |
| } |
| } |
| } |