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Diffstat (limited to 'libjava/classpath/gnu/xml/libxmlj/dom/GnomeDocument.java')
| -rw-r--r-- | libjava/classpath/gnu/xml/libxmlj/dom/GnomeDocument.java | 562 |
1 files changed, 562 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/xml/libxmlj/dom/GnomeDocument.java b/libjava/classpath/gnu/xml/libxmlj/dom/GnomeDocument.java new file mode 100644 index 000000000..0d1b487d8 --- /dev/null +++ b/libjava/classpath/gnu/xml/libxmlj/dom/GnomeDocument.java @@ -0,0 +1,562 @@ +/* GnomeDocument.java - + Copyright (C) 2004 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.xml.libxmlj.dom; + +import gnu.java.lang.CPStringBuilder; +import gnu.xml.dom.DomNodeIterator; + +import java.util.Iterator; + +import org.w3c.dom.Attr; +import org.w3c.dom.CDATASection; +import org.w3c.dom.Comment; +import org.w3c.dom.Document; +import org.w3c.dom.DocumentFragment; +import org.w3c.dom.DocumentType; +import org.w3c.dom.DOMConfiguration; +import org.w3c.dom.DOMErrorHandler; +import org.w3c.dom.DOMException; +import org.w3c.dom.DOMImplementation; +import org.w3c.dom.DOMStringList; +import org.w3c.dom.Element; +import org.w3c.dom.EntityReference; +import org.w3c.dom.Node; +import org.w3c.dom.NodeList; +import org.w3c.dom.ProcessingInstruction; +import org.w3c.dom.Text; +import org.w3c.dom.UserDataHandler; +import org.w3c.dom.traversal.DocumentTraversal; +import org.w3c.dom.traversal.NodeFilter; +import org.w3c.dom.traversal.NodeIterator; +import org.w3c.dom.traversal.TreeWalker; +import org.w3c.dom.xpath.XPathEvaluator; +import org.w3c.dom.xpath.XPathException; +import org.w3c.dom.xpath.XPathExpression; +import org.w3c.dom.xpath.XPathNSResolver; + +/** + * A DOM document node implemented in libxml2. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +public class GnomeDocument + extends GnomeNode + implements Document, DOMConfiguration, XPathEvaluator, DocumentTraversal +{ + + DOMImplementation dom; + + /** + * Not currently used. + */ + boolean strictErrorChecking; + + /* DOMConfiguration */ + boolean canonicalForm = false; + boolean cdataSections = true; + boolean checkCharacterNormalization = false; + boolean comments = true; + boolean datatypeNormalization = false; + boolean elementContentWhitespace = true; + boolean entities = true; + DOMErrorHandler errorHandler; + boolean namespaces = true; + boolean namespaceDeclarations = true; + boolean normalizeCharacters = false; + boolean splitCdataSections = true; + boolean validate = false; + boolean validateIfSchema = false; + boolean wellFormed = true; + + GnomeDocument(Object id) + { + super(id); + strictErrorChecking = true; + } + + protected void finalize() + { + free(id); + } + + private native void free(Object id); + + public native DocumentType getDoctype(); + + public DOMImplementation getImplementation() + { + return dom; + } + + public native Element getDocumentElement(); + + public Element createElement(String tagName) + throws DOMException + { + return createElementNS(null, tagName); + } + + public native DocumentType createDocumentType(String name, String publicId, + String systemId); + + public native DocumentFragment createDocumentFragment(); + + public native Text createTextNode(String data); + + public native Comment createComment(String data); + + public native CDATASection createCDATASection(String data) + throws DOMException; + + public native ProcessingInstruction createProcessingInstruction(String target, + String data) + throws DOMException; + + public Attr createAttribute(String name) + throws DOMException + { + return createAttributeNS(null, name); + } + + public native EntityReference createEntityReference(String name) + throws DOMException; + + public native NodeList getElementsByTagName(String tagName); + + public Node importNode(Node importedNode, boolean deep) + throws DOMException + { + Node ret = xmljImportNode(importedNode, deep); + if (importedNode instanceof GnomeNode) + { + ((GnomeNode) importedNode) + .notifyUserDataHandlers(UserDataHandler.NODE_IMPORTED, + importedNode, ret); + } + return ret; + } + + private native Node xmljImportNode(Node importedNode, boolean deep) + throws DOMException; + + public native Element createElementNS(String namespaceURI, String + qualifiedName) + throws DOMException; + + public native Attr createAttributeNS(String namespaceURI, String + qualifiedName) + throws DOMException; + + public native NodeList getElementsByTagNameNS(String namespaceURI, + String localName); + + public Element getElementById(String elementId) + { + Element element = xmljGetElementById(elementId); + if (element == null) + { + TreeWalker walker = createTreeWalker(this, NodeFilter.SHOW_ELEMENT, + null, false); + for (Node node = walker.nextNode(); node != null; + node = walker.nextNode()) + { + GnomeElement e = (GnomeElement) node; + if (e.userIdAttrs != null) + { + for (Iterator i = e.userIdAttrs.iterator(); i.hasNext(); ) + { + Attr attr = (Attr) i.next(); + if (attr.getNodeValue().equals(elementId)) + { + return e; + } + } + } + } + } + return element; + } + + private native Element xmljGetElementById(String elementId); + + // DOM Level 3 methods + + public native String getInputEncoding(); + + public native String getXmlEncoding(); + + public native boolean getXmlStandalone(); + + public native void setXmlStandalone(boolean xmlStandalone); + + public native String getXmlVersion(); + + public native void setXmlVersion(String xmlVersion); + + public boolean getStrictErrorChecking() + { + return strictErrorChecking; + } + + public void setStrictErrorChecking(boolean strictErrorChecking) + { + this.strictErrorChecking = strictErrorChecking; + } + + public native String getDocumentURI(); + + public native void setDocumentURI(String documentURI); + + public Node adoptNode(Node source) + throws DOMException + { + if (source == null || !(source instanceof GnomeNode)) + { + return null; + } + Node ret = xmljAdoptNode(source); + if (source instanceof GnomeNode) + { + ((GnomeNode) source). + notifyUserDataHandlers(UserDataHandler.NODE_ADOPTED, + source, ret); + } + return ret; + } + + private native Node xmljAdoptNode(Node source) + throws DOMException; + + public DOMConfiguration getDomConfig() + { + return this; + } + + public void normalizeDocument() + { + normalize(); + } + + public native Node renameNode(Node n, String namespaceURI, + String qualifiedName); + + // -- DOMConfiguration methods -- + + public void setParameter(String name, Object value) + throws DOMException + { + name = name.toLowerCase(); + if ("canonical-form".equals(name)) + { + /* optional + canonicalForm = getBooleanValue(value);*/ + } + else if ("cdata-sections".equals(name)) + { + cdataSections = getBooleanValue(value); + } + else if ("check-character-normalization".equals(name)) + { + /* optional + checkCharacterNormalization = getBooleanValue(value);*/ + } + else if ("comments".equals(name)) + { + comments = getBooleanValue(value); + } + else if ("datatype-normalization".equals(name)) + { + /* optional + datatypeNormalization = getBooleanValue(value);*/ + } + else if ("element-content-whitespace".equals(name)) + { + /* optional + elementContentWhitespace = getBooleanValue(value);*/ + } + else if ("entities".equals(name)) + { + entities = getBooleanValue(value); + } + else if ("error-handler".equals(name)) + { + errorHandler = (DOMErrorHandler) value; + } + else if ("infoset".equals(name)) + { + if (getBooleanValue(value)) + { + validateIfSchema = false; + entities = false; + datatypeNormalization = false; + cdataSections = false; + namespaceDeclarations = true; + wellFormed = true; + elementContentWhitespace = true; + comments = true; + namespaces = true; + } + } + else if ("namespaces".equals(name)) + { + /* optional + namespaces = getBooleanValue(value);*/ + } + else if ("namespace-declarations".equals(name)) + { + namespaceDeclarations = getBooleanValue(value); + } + else if ("normalize-characters".equals(name)) + { + /* optional + normalizeCharacters = getBooleanValue(value);*/ + } + else if ("split-cdata-sections".equals(name)) + { + splitCdataSections = getBooleanValue(value); + } + else if ("validate".equals(name)) + { + /* optional + validate = getBooleanValue(value);*/ + } + else if ("validate-if-schema".equals(name)) + { + /* optional + validateIfSchema = getBooleanValue(value);*/ + } + else if ("well-formed".equals(name)) + { + /* optional + wellFormed = getBooleanValue(value);*/ + } + else + { + throw new GnomeDOMException(DOMException.NOT_FOUND_ERR, name); + } + } + + public Object getParameter(String name) + throws DOMException + { + name = name.toLowerCase(); + if ("canonical-form".equals(name)) + { + return Boolean.valueOf(canonicalForm); + } + else if ("cdata-sections".equals(name)) + { + return Boolean.valueOf(cdataSections); + } + else if ("check-character-normalization".equals(name)) + { + return Boolean.valueOf(checkCharacterNormalization); + } + else if ("comments".equals(name)) + { + return Boolean.valueOf(comments); + } + else if ("datatype-normalization".equals(name)) + { + return Boolean.valueOf(datatypeNormalization); + } + else if ("element-content-whitespace".equals(name)) + { + return Boolean.valueOf(elementContentWhitespace); + } + else if ("entities".equals(name)) + { + return Boolean.valueOf(entities); + } + else if ("error-handler".equals(name)) + { + return errorHandler; + } + else if ("infoset".equals(name)) + { + return Boolean.valueOf(!validateIfSchema && + !entities && + !datatypeNormalization && + !cdataSections && + namespaceDeclarations && + wellFormed && + elementContentWhitespace && + comments && + namespaces); + } + else if ("namespaces".equals(name)) + { + return Boolean.valueOf(namespaces); + } + else if ("namespace-declarations".equals(name)) + { + return Boolean.valueOf(namespaceDeclarations); + } + else if ("normalize-characters".equals(name)) + { + return Boolean.valueOf(normalizeCharacters); + } + else if ("split-cdata-sections".equals(name)) + { + return Boolean.valueOf(splitCdataSections); + } + else if ("validate".equals(name)) + { + return Boolean.valueOf(validate); + } + else if ("validate-if-schema".equals(name)) + { + return Boolean.valueOf(validateIfSchema); + } + else if ("well-formed".equals(name)) + { + return Boolean.valueOf(wellFormed); + } + else + { + throw new GnomeDOMException(DOMException.NOT_FOUND_ERR, name); + } + } + + public boolean canSetParameter(String name, Object value) + { + name = name.toLowerCase(); + if ("error-handler".equals(name)) + { + return (value == null || value instanceof DOMErrorHandler); + } + return ("cdata-sections".equals(name) || + "comments".equals(name) || + "entities".equals(name) || + "namespace-declarations".equals(name) || + "split-cdata-sections".equals(name)); + } + + public DOMStringList getParameterNames() + { + String[] names = new String[] { + "canonical-form", + "cdata-sections", + "check-character-normalization", + "comments", + "datatype-normalization", + "element-content-whitespace", + "entities", + "error-handler", + "infoset", + "namespaces", + "namespace-declarations", + "normalize-characters", + "split-cdata-sections", + "validate", + "validate-if-schema", + "well-formed" + }; + return new GnomeDOMStringList(names); + } + + private boolean getBooleanValue(Object value) + { + if (value instanceof Boolean) + { + return ((Boolean) value).booleanValue(); + } + else if (value instanceof String) + { + return Boolean.valueOf ((String) value).booleanValue(); + } + return false; + } + + // -- XPathEvaluator methods -- + + public XPathExpression createExpression(String expression, + XPathNSResolver resolver) + throws XPathException, DOMException + { + return new GnomeXPathExpression(this, expression, resolver); + } + + public XPathNSResolver createNSResolver(Node nodeResolver) + { + return new GnomeXPathNSResolver(nodeResolver); + } + + public native Object evaluate(String expression, + Node contextNode, + XPathNSResolver resolver, + short type, + Object result) + throws XPathException, DOMException; + + // -- DocumentTraversal methods -- + + public NodeIterator createNodeIterator(Node root, + int whatToShow, + NodeFilter filter, + boolean entityReferenceExpansion) + throws DOMException + { + return new DomNodeIterator(root, whatToShow, filter, + entityReferenceExpansion, false); + } + + public TreeWalker createTreeWalker(Node root, + int whatToShow, + NodeFilter filter, + boolean entityReferenceExpansion) + throws DOMException + { + return new DomNodeIterator(root, whatToShow, filter, + entityReferenceExpansion, true); + } + + // -- Debugging -- + + public String toString() + { + CPStringBuilder buffer = new CPStringBuilder(getClass().getName()); + buffer.append("[version="); + buffer.append(getXmlVersion()); + buffer.append(",standalone="); + buffer.append(getXmlStandalone()); + buffer.append("]"); + return buffer.toString(); + } + +} |