diff NGSrich_0.5.5/src/org/jdom/input/DOMBuilder.java @ 0:89ad0a9cca52 default tip

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author pfrommolt
date Mon, 21 Nov 2011 08:12:19 -0500
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NGSrich_0.5.5/src/org/jdom/input/DOMBuilder.java	Mon Nov 21 08:12:19 2011 -0500
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+/*--
+
+ $Id: DOMBuilder.java,v 1.60 2007/11/10 05:29:00 jhunter Exp $
+
+ Copyright (C) 2000-2007 Jason Hunter & Brett McLaughlin.
+ 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 disclaimer that follows
+    these conditions in the documentation and/or other materials
+    provided with the distribution.
+
+ 3. The name "JDOM" must not be used to endorse or promote products
+    derived from this software without prior written permission.  For
+    written permission, please contact <request_AT_jdom_DOT_org>.
+
+ 4. Products derived from this software may not be called "JDOM", nor
+    may "JDOM" appear in their name, without prior written permission
+    from the JDOM Project Management <request_AT_jdom_DOT_org>.
+
+ In addition, we request (but do not require) that you include in the
+ end-user documentation provided with the redistribution and/or in the
+ software itself an acknowledgement equivalent to the following:
+     "This product includes software developed by the
+      JDOM Project (http://www.jdom.org/)."
+ Alternatively, the acknowledgment may be graphical using the logos
+ available at http://www.jdom.org/images/logos.
+
+ 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 JDOM AUTHORS OR THE PROJECT
+ 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 JDOM Project and was originally
+ created by Jason Hunter <jhunter_AT_jdom_DOT_org> and
+ Brett McLaughlin <brett_AT_jdom_DOT_org>.  For more information
+ on the JDOM Project, please see <http://www.jdom.org/>.
+
+ */
+
+package org.jdom.input;
+
+import org.jdom.*;
+import org.jdom.Document;
+import org.jdom.Element;
+import org.w3c.dom.*;
+
+/**
+ * Builds a JDOM {@link org.jdom.Document org.jdom.Document} from a pre-existing
+ * DOM {@link org.w3c.dom.Document org.w3c.dom.Document}. Also handy for testing
+ * builds from files to sanity check {@link SAXBuilder}.
+ *
+ * @version $Revision: 1.60 $, $Date: 2007/11/10 05:29:00 $
+ * @author  Brett McLaughlin
+ * @author  Jason Hunter
+ * @author  Philip Nelson
+ * @author  Kevin Regan
+ * @author  Yusuf Goolamabbas
+ * @author  Dan Schaffer
+ * @author  Bradley S. Huffman
+ */
+public class DOMBuilder {
+
+    private static final String CVS_ID =
+      "@(#) $RCSfile: DOMBuilder.java,v $ $Revision: 1.60 $ $Date: 2007/11/10 05:29:00 $ $Name: jdom_1_1_1 $";
+
+    /** Adapter class to use */
+    private String adapterClass;
+
+    /** The factory for creating new JDOM objects */
+    private JDOMFactory factory = new DefaultJDOMFactory();
+
+    /**
+     * This creates a new DOMBuilder which will attempt to first locate
+     * a parser via JAXP, then will try to use a set of default parsers.
+     * The underlying parser will not validate.
+     */
+    public DOMBuilder() {
+    }
+
+    /**
+     * This creates a new DOMBuilder using the specified DOMAdapter
+     * implementation as a way to choose the underlying parser.
+     * The underlying parser will not validate.
+     *
+     * @param adapterClass <code>String</code> name of class
+     *                     to use for DOM building.
+     */
+    public DOMBuilder(String adapterClass) {
+        this.adapterClass = adapterClass;
+    }
+
+    /*
+     * This sets a custom JDOMFactory for the builder.  Use this to build
+     * the tree with your own subclasses of the JDOM classes.
+     *
+     * @param factory <code>JDOMFactory</code> to use
+     */
+    public void setFactory(JDOMFactory factory) {
+        this.factory = factory;
+    }
+
+    /**
+     * Returns the current {@link org.jdom.JDOMFactory} in use.
+     * @return the factory in use
+     */
+    public JDOMFactory getFactory() {
+        return factory;
+    }
+
+    /**
+     * This will build a JDOM tree from an existing DOM tree.
+     *
+     * @param domDocument <code>org.w3c.dom.Document</code> object
+     * @return <code>Document</code> - JDOM document object.
+     */
+    public Document build(org.w3c.dom.Document domDocument) {
+        Document doc = factory.document(null);
+        buildTree(domDocument, doc, null, true);
+        return doc;
+    }
+
+    /**
+     * This will build a JDOM Element from an existing DOM Element
+     *
+     * @param domElement <code> org.w3c.dom.Element</code> object
+     * @return <code>Element</code> - JDOM Element object
+     */
+    public org.jdom.Element build(org.w3c.dom.Element domElement) {
+        Document doc = factory.document(null);
+        buildTree(domElement, doc, null, true);
+        return doc.getRootElement();
+    }
+
+    /**
+     * This takes a DOM <code>Node</code> and builds up
+     * a JDOM tree, recursing until the DOM tree is exhausted
+     * and the JDOM tree results.
+     *
+     * @param node <code>Code</node> to examine.
+     * @param doc JDOM <code>Document</code> being built.
+     * @param current <code>Element</code> that is current parent.
+     * @param atRoot <code>boolean</code> indicating whether at root level.
+     */
+    private void buildTree(Node node,
+                           Document doc,
+                           Element current,
+                           boolean atRoot) {
+        // Recurse through the tree
+        switch (node.getNodeType()) {
+            case Node.DOCUMENT_NODE:
+                NodeList nodes = node.getChildNodes();
+                for (int i=0, size=nodes.getLength(); i<size; i++) {
+                    buildTree(nodes.item(i), doc, current, true);
+                }
+                break;
+
+            case Node.ELEMENT_NODE:
+                String nodeName = node.getNodeName();
+                String prefix = "";
+                String localName = nodeName;
+                int colon = nodeName.indexOf(':');
+                if (colon >= 0) {
+                    prefix = nodeName.substring(0, colon);
+                    localName = nodeName.substring(colon + 1);
+                }
+
+                // Get element's namespace
+                Namespace ns = null;
+                String uri = node.getNamespaceURI();
+                if (uri == null) {
+                    ns = (current == null) ? Namespace.NO_NAMESPACE
+                                           : current.getNamespace(prefix);
+                }
+                else {
+                    ns = Namespace.getNamespace(prefix, uri);
+                }
+
+                Element element = factory.element(localName, ns);
+
+                if (atRoot) {
+                    // If at root, set as document root
+                    doc.setRootElement(element);  // XXX should we use a factory call?
+                } else {
+                    // else add to parent element
+                    factory.addContent(current, element);
+                }
+
+                // Add namespaces
+                NamedNodeMap attributeList = node.getAttributes();
+                int attsize = attributeList.getLength();
+
+                for (int i = 0; i < attsize; i++) {
+                    Attr att = (Attr) attributeList.item(i);
+
+                    String attname = att.getName();
+                    if (attname.startsWith("xmlns")) {
+                        String attPrefix = "";
+                        colon = attname.indexOf(':');
+                        if (colon >= 0) {
+                            attPrefix = attname.substring(colon + 1);
+                        }
+
+                        String attvalue = att.getValue();
+
+                        Namespace declaredNS =
+                            Namespace.getNamespace(attPrefix, attvalue);
+
+                        // Add as additional namespaces if it's different
+                        // than this element's namespace (perhaps we should
+                        // also have logic not to mark them as additional if
+                        // it's been done already, but it probably doesn't
+                        // matter)
+                        if (prefix.equals(attPrefix)) {
+                            element.setNamespace(declaredNS);
+                        }
+                        else {
+                            factory.addNamespaceDeclaration(element, declaredNS);
+                        }
+                    }
+                }
+
+                // Add attributes
+                for (int i = 0; i < attsize; i++) {
+                    Attr att = (Attr) attributeList.item(i);
+
+                    String attname = att.getName();
+
+                    if ( !attname.startsWith("xmlns")) {
+                        String attPrefix = "";
+                        String attLocalName = attname;
+                        colon = attname.indexOf(':');
+                        if (colon >= 0) {
+                            attPrefix = attname.substring(0, colon);
+                            attLocalName = attname.substring(colon + 1);
+                        }
+
+                        String attvalue = att.getValue();
+
+                        // Get attribute's namespace
+                        Namespace attns = null;
+                        if ("".equals(attPrefix)) {
+                            attns = Namespace.NO_NAMESPACE;
+                        }
+                        else {
+                            attns = element.getNamespace(attPrefix);
+                        }
+
+                        Attribute attribute =
+                            factory.attribute(attLocalName, attvalue, attns);
+                        factory.setAttribute(element, attribute);
+                    }
+                }
+
+                // Recurse on child nodes
+                // The list should never be null nor should it ever contain
+                // null nodes, but some DOM impls are broken
+                NodeList children = node.getChildNodes();
+                if (children != null) {
+                    int size = children.getLength();
+                    for (int i = 0; i < size; i++) {
+                        Node item = children.item(i);
+                        if (item != null) {
+                            buildTree(item, doc, element, false);
+                        }
+                    }
+                }
+                break;
+
+            case Node.TEXT_NODE:
+                String data = node.getNodeValue();
+                factory.addContent(current, factory.text(data));
+                break;
+
+            case Node.CDATA_SECTION_NODE:
+                String cdata = node.getNodeValue();
+                factory.addContent(current, factory.cdata(cdata));
+                break;
+
+
+            case Node.PROCESSING_INSTRUCTION_NODE:
+                if (atRoot) {
+                    factory.addContent(doc,
+                        factory.processingInstruction(node.getNodeName(),
+                                                      node.getNodeValue()));
+                } else {
+                    factory.addContent(current,
+                        factory.processingInstruction(node.getNodeName(),
+                                                      node.getNodeValue()));
+                }
+                break;
+
+            case Node.COMMENT_NODE:
+                if (atRoot) {
+                    factory.addContent(doc, factory.comment(node.getNodeValue()));
+                } else {
+                    factory.addContent(current, factory.comment(node.getNodeValue()));
+                }
+                break;
+
+            case Node.ENTITY_REFERENCE_NODE:
+                EntityRef entity = factory.entityRef(node.getNodeName());
+                factory.addContent(current, entity);
+                break;
+
+            case Node.ENTITY_NODE:
+                // ??
+                break;
+
+            case Node.DOCUMENT_TYPE_NODE:
+                DocumentType domDocType = (DocumentType)node;
+                String publicID = domDocType.getPublicId();
+                String systemID = domDocType.getSystemId();
+                String internalDTD = domDocType.getInternalSubset();
+
+                DocType docType = factory.docType(domDocType.getName());
+                docType.setPublicID(publicID);
+                docType.setSystemID(systemID);
+                docType.setInternalSubset(internalDTD);
+
+                factory.addContent(doc, docType);
+                break;
+        }
+    }
+}