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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
DOMBuilder.java | 0% | 0% | 0% | 0% |
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/*
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$Id: DOMBuilder.java,v 1.6 2004/05/23 20:05:25 spullara Exp $
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Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
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Redistribution and use of this software and associated documentation
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("Software"), with or without modification, are permitted provided
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that the following conditions are met:
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1. Redistributions of source code must retain copyright
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statements and notices. Redistributions must also contain a
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copy of this document.
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2. Redistributions in binary form must reproduce the
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above copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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3. The name "groovy" must not be used to endorse or promote
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products derived from this Software without prior written
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permission of The Codehaus. For written permission,
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please contact info@codehaus.org.
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4. Products derived from this Software may not be called "groovy"
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nor may "groovy" appear in their names without prior written
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permission of The Codehaus. "groovy" is a registered
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trademark of The Codehaus.
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5. Due credit should be given to The Codehaus -
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http://groovy.codehaus.org/
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THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
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NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package groovy.xml;
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import groovy.util.BuilderSupport;
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import java.io.IOException;
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import java.io.Reader;
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import java.security.AccessController;
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import java.security.PrivilegedActionException;
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import java.security.PrivilegedExceptionAction;
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import java.util.Iterator;
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import java.util.Map;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.FactoryConfigurationError;
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import javax.xml.parsers.ParserConfigurationException;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import org.w3c.dom.Node;
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import org.xml.sax.InputSource;
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import org.xml.sax.SAXException;
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/**
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* A helper class for creating a W3C DOM tree
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*
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* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
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* @version $Revision: 1.6 $
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*/
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public class DOMBuilder extends BuilderSupport { |
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Document document; |
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DocumentBuilder documentBuilder; |
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public static DOMBuilder newInstance() throws ParserConfigurationException, FactoryConfigurationError { |
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DocumentBuilder documentBuilder = null;
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try {
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documentBuilder = (DocumentBuilder) AccessController.doPrivileged(new PrivilegedExceptionAction() {
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public Object run() throws ParserConfigurationException { |
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return DocumentBuilderFactory.newInstance().newDocumentBuilder();
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} |
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}); |
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} catch (PrivilegedActionException pae) {
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Exception e = pae.getException(); |
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if (e instanceof ParserConfigurationException) { |
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throw (ParserConfigurationException) e;
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} else {
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throw new RuntimeException(e); |
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} |
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} |
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return new DOMBuilder(documentBuilder); |
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} |
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public static Document parse(Reader reader) throws SAXException, IOException, ParserConfigurationException { |
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DocumentBuilder documentBuilder = null;
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try {
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documentBuilder = (DocumentBuilder) AccessController.doPrivileged(new PrivilegedExceptionAction() {
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public Object run() throws ParserConfigurationException { |
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return DocumentBuilderFactory.newInstance().newDocumentBuilder();
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} |
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}); |
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} catch (PrivilegedActionException pae) {
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Exception e = pae.getException(); |
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if (e instanceof ParserConfigurationException) { |
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throw (ParserConfigurationException) e;
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} else {
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throw new RuntimeException(e); |
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} |
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} |
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return documentBuilder.parse(new InputSource(reader)); |
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} |
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public DOMBuilder(Document document) {
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this.document = document;
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} |
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public DOMBuilder(DocumentBuilder documentBuilder) {
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this.documentBuilder = documentBuilder;
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} |
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protected void setParent(Object parent, Object child) { |
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Node current = (Node) parent; |
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Node node = (Node) child; |
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current.appendChild(node); |
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} |
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protected Object createNode(Object name) {
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if (document == null) { |
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document = createDocument(); |
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} |
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if (name instanceof QName) { |
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QName qname = (QName) name; |
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return document.createElementNS(qname.getNamespaceURI(), qname.getQualifiedName());
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} |
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else {
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return document.createElement(name.toString());
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} |
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} |
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protected Document createDocument() {
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if (documentBuilder == null) { |
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throw new IllegalArgumentException("No Document or DOMImplementation available so cannot create Document"); |
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} |
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else {
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return documentBuilder.newDocument();
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} |
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} |
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protected Object createNode(Object name, Object value) {
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Element element = (Element) createNode(name); |
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element.appendChild(document.createTextNode(value.toString())); |
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return element;
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} |
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protected Object createNode(Object name, Map attributes, Object value) {
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Element element = (Element) createNode(name, attributes); |
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element.appendChild(document.createTextNode(value.toString())); |
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return element;
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} |
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protected Object createNode(Object name, Map attributes) {
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Element element = (Element) createNode(name); |
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for (Iterator iter = attributes.entrySet().iterator(); iter.hasNext();) {
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Map.Entry entry = (Map.Entry) iter.next(); |
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String attrName = entry.getKey().toString(); |
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Object value = entry.getValue(); |
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if ("xmlns".equals(attrName)) { |
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if (value instanceof Map) { |
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appendNamespaceAttributes(element, (Map) value); |
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} |
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else {
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throw new IllegalArgumentException("The value of the xmlns attribute must be a Map of QNames to String URIs"); |
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} |
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} |
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else {
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element.setAttribute(attrName, value.toString()); |
183 |
} |
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} |
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return element;
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} |
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188 | 0 |
protected void appendNamespaceAttributes(Element element, Map attributes) { |
189 | 0 |
for (Iterator iter = attributes.entrySet().iterator(); iter.hasNext();) {
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Map.Entry entry = (Map.Entry) iter.next(); |
191 | 0 |
Object key = entry.getKey(); |
192 | 0 |
Object value = entry.getValue(); |
193 | 0 |
if (value == null) { |
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throw new IllegalArgumentException("The value of key: " + key + " cannot be null"); |
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} |
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if (key instanceof String) { |
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String prefix = (String) key; |
198 |
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//System.out.println("Creating namespace for prefix: " + prefix + " with value: " + value);
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//element.setAttributeNS("http://www.w3.org/XML/1998/namespace", "xmlns:" + prefix, value.toString());
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element.setAttributeNS("", prefix, value.toString());
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} |
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else if (key instanceof QName) { |
205 | 0 |
QName qname = (QName) key; |
206 | 0 |
element.setAttributeNS(qname.getNamespaceURI(), qname.getQualifiedName(), value.toString()); |
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} |
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else {
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throw new IllegalArgumentException("The key: " + key + " should be an instanceof of " + QName.class); |
210 |
} |
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} |
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} |
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} |
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