598 lines
20 KiB
Java
598 lines
20 KiB
Java
/*
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* Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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* THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC.
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*/
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package com.sun.xml.internal.fastinfoset.sax;
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import com.sun.xml.internal.fastinfoset.Encoder;
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import com.sun.xml.internal.fastinfoset.EncodingConstants;
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import com.sun.xml.internal.fastinfoset.QualifiedName;
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import com.sun.xml.internal.org.jvnet.fastinfoset.sax.FastInfosetWriter;
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import com.sun.xml.internal.fastinfoset.util.LocalNameQualifiedNamesMap;
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import java.io.IOException;
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import com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmIndexes;
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import com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetException;
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import com.sun.xml.internal.org.jvnet.fastinfoset.RestrictedAlphabet;
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import com.sun.xml.internal.org.jvnet.fastinfoset.sax.EncodingAlgorithmAttributes;
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import org.xml.sax.Attributes;
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import org.xml.sax.SAXException;
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import com.sun.xml.internal.fastinfoset.CommonResourceBundle;
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/**
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* The Fast Infoset SAX serializer.
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* <p>
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* Instantiate this serializer to serialize a fast infoset document in accordance
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* with the SAX API.
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* <p>
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* This utilizes the SAX API in a reverse manner to that of parsing. It is the
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* responsibility of the client to call the appropriate event methods on the
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* SAX handlers, and to ensure that such a sequence of methods calls results
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* in the production well-formed fast infoset documents. The
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* SAXDocumentSerializer performs no well-formed checks.
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*
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* <p>
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* More than one fast infoset document may be encoded to the
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* {@link java.io.OutputStream}.
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*/
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public class SAXDocumentSerializer extends Encoder implements FastInfosetWriter {
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protected boolean _elementHasNamespaces = false;
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protected boolean _charactersAsCDATA = false;
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protected SAXDocumentSerializer(boolean v) {
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super(v);
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}
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public SAXDocumentSerializer() {
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}
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public void reset() {
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super.reset();
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_elementHasNamespaces = false;
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_charactersAsCDATA = false;
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}
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// ContentHandler
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public final void startDocument() throws SAXException {
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try {
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reset();
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encodeHeader(false);
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encodeInitialVocabulary();
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} catch (IOException e) {
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throw new SAXException("startDocument", e);
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}
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}
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public final void endDocument() throws SAXException {
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try {
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encodeDocumentTermination();
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} catch (IOException e) {
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throw new SAXException("endDocument", e);
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}
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}
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public void startPrefixMapping(String prefix, String uri) throws SAXException {
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try {
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if (_elementHasNamespaces == false) {
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encodeTermination();
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// Mark the current buffer position to flag attributes if necessary
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mark();
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_elementHasNamespaces = true;
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// Write out Element byte with namespaces
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write(EncodingConstants.ELEMENT | EncodingConstants.ELEMENT_NAMESPACES_FLAG);
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}
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encodeNamespaceAttribute(prefix, uri);
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} catch (IOException e) {
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throw new SAXException("startElement", e);
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}
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}
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public final void startElement(String namespaceURI, String localName, String qName, Attributes atts) throws SAXException {
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// TODO consider using buffer for encoding of attributes, then pre-counting is not necessary
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final int attributeCount = (atts != null && atts.getLength() > 0)
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? countAttributes(atts) : 0;
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try {
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if (_elementHasNamespaces) {
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_elementHasNamespaces = false;
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if (attributeCount > 0) {
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// Flag the marked byte with attributes
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_octetBuffer[_markIndex] |= EncodingConstants.ELEMENT_ATTRIBUTE_FLAG;
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}
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resetMark();
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write(EncodingConstants.TERMINATOR);
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_b = 0;
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} else {
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encodeTermination();
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_b = EncodingConstants.ELEMENT;
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if (attributeCount > 0) {
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_b |= EncodingConstants.ELEMENT_ATTRIBUTE_FLAG;
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}
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}
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encodeElement(namespaceURI, qName, localName);
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if (attributeCount > 0) {
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encodeAttributes(atts);
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}
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} catch (IOException e) {
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throw new SAXException("startElement", e);
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} catch (FastInfosetException e) {
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throw new SAXException("startElement", e);
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}
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}
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public final void endElement(String namespaceURI, String localName, String qName) throws SAXException {
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try {
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encodeElementTermination();
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} catch (IOException e) {
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throw new SAXException("endElement", e);
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}
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}
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public final void characters(char[] ch, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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if (getIgnoreWhiteSpaceTextContent() &&
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isWhiteSpace(ch, start, length)) return;
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try {
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encodeTermination();
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if (!_charactersAsCDATA) {
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encodeCharacters(ch, start, length);
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} else {
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encodeCIIBuiltInAlgorithmDataAsCDATA(ch, start, length);
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}
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void ignorableWhitespace(char[] ch, int start, int length) throws SAXException {
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if (getIgnoreWhiteSpaceTextContent()) return;
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characters(ch, start, length);
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}
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public final void processingInstruction(String target, String data) throws SAXException {
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try {
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if (getIgnoreProcesingInstructions()) return;
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if (target.length() == 0) {
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throw new SAXException(CommonResourceBundle.getInstance().
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getString("message.processingInstructionTargetIsEmpty"));
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}
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encodeTermination();
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encodeProcessingInstruction(target, data);
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} catch (IOException e) {
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throw new SAXException("processingInstruction", e);
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}
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}
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public final void setDocumentLocator(org.xml.sax.Locator locator) {
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}
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public final void skippedEntity(String name) throws SAXException {
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}
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// LexicalHandler
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public final void comment(char[] ch, int start, int length) throws SAXException {
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try {
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if (getIgnoreComments()) return;
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encodeTermination();
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encodeComment(ch, start, length);
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} catch (IOException e) {
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throw new SAXException("startElement", e);
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}
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}
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public final void startCDATA() throws SAXException {
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_charactersAsCDATA = true;
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}
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public final void endCDATA() throws SAXException {
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_charactersAsCDATA = false;
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}
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public final void startDTD(String name, String publicId, String systemId) throws SAXException {
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if (getIgnoreDTD()) return;
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try {
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encodeTermination();
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encodeDocumentTypeDeclaration(publicId, systemId);
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encodeElementTermination();
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} catch (IOException e) {
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throw new SAXException("startDTD", e);
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}
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}
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public final void endDTD() throws SAXException {
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}
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public final void startEntity(String name) throws SAXException {
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}
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public final void endEntity(String name) throws SAXException {
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}
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// EncodingAlgorithmContentHandler
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public final void octets(String URI, int id, byte[] b, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeNonIdentifyingStringOnThirdBit(URI, id, b, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void object(String URI, int id, Object data) throws SAXException {
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try {
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encodeTermination();
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encodeNonIdentifyingStringOnThirdBit(URI, id, data);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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// PrimitiveTypeContentHandler
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public final void bytes(byte[] b, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIOctetAlgorithmData(EncodingAlgorithmIndexes.BASE64, b, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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}
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}
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public final void shorts(short[] s, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.SHORT, s, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void ints(int[] i, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.INT, i, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void longs(long[] l, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.LONG, l, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void booleans(boolean[] b, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.BOOLEAN, b, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void floats(float[] f, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.FLOAT, f, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public final void doubles(double[] d, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.DOUBLE, d, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public void uuids(long[] msblsb, int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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encodeCIIBuiltInAlgorithmData(EncodingAlgorithmIndexes.UUID, msblsb, start, length);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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// RestrictedAlphabetContentHandler
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public void numericCharacters(char ch[], int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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final boolean addToTable = isCharacterContentChunkLengthMatchesLimit(length);
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encodeNumericFourBitCharacters(ch, start, length, addToTable);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public void dateTimeCharacters(char ch[], int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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final boolean addToTable = isCharacterContentChunkLengthMatchesLimit(length);
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encodeDateTimeFourBitCharacters(ch, start, length, addToTable);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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public void alphabetCharacters(String alphabet, char ch[], int start, int length) throws SAXException {
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if (length <= 0) {
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return;
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}
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try {
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encodeTermination();
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final boolean addToTable = isCharacterContentChunkLengthMatchesLimit(length);
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encodeAlphabetCharacters(alphabet, ch, start, length, addToTable);
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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// ExtendedContentHandler
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public void characters(char[] ch, int start, int length, boolean index) throws SAXException {
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if (length <= 0) {
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return;
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}
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if (getIgnoreWhiteSpaceTextContent() &&
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isWhiteSpace(ch, start, length)) return;
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try {
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encodeTermination();
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if (!_charactersAsCDATA) {
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encodeNonIdentifyingStringOnThirdBit(ch, start, length, _v.characterContentChunk, index, true);
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} else {
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encodeCIIBuiltInAlgorithmDataAsCDATA(ch, start, length);
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}
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} catch (IOException e) {
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throw new SAXException(e);
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} catch (FastInfosetException e) {
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throw new SAXException(e);
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}
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}
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protected final int countAttributes(Attributes atts) {
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// Count attributes ignoring any in the XMLNS namespace
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// Note, such attributes may be produced when transforming from a DOM node
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int count = 0;
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for (int i = 0; i < atts.getLength(); i++) {
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final String uri = atts.getURI(i);
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if (uri == "http://www.w3.org/2000/xmlns/" || uri.equals("http://www.w3.org/2000/xmlns/")) {
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continue;
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}
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count++;
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}
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return count;
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}
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protected void encodeAttributes(Attributes atts) throws IOException, FastInfosetException {
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boolean addToTable;
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boolean mustBeAddedToTable;
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String value;
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if (atts instanceof EncodingAlgorithmAttributes) {
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final EncodingAlgorithmAttributes eAtts = (EncodingAlgorithmAttributes)atts;
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Object data;
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String alphabet;
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for (int i = 0; i < eAtts.getLength(); i++) {
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if (encodeAttribute(atts.getURI(i), atts.getQName(i), atts.getLocalName(i))) {
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data = eAtts.getAlgorithmData(i);
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// If data is null then there is no algorithm data
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if (data == null) {
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value = eAtts.getValue(i);
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addToTable = isAttributeValueLengthMatchesLimit(value.length());
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mustBeAddedToTable = eAtts.getToIndex(i);
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alphabet = eAtts.getAlpababet(i);
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if (alphabet == null) {
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encodeNonIdentifyingStringOnFirstBit(value, _v.attributeValue, addToTable, mustBeAddedToTable);
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} else if (alphabet == RestrictedAlphabet.DATE_TIME_CHARACTERS) {
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encodeDateTimeNonIdentifyingStringOnFirstBit(
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value, addToTable, mustBeAddedToTable);
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} else if (alphabet == RestrictedAlphabet.NUMERIC_CHARACTERS) {
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encodeNumericNonIdentifyingStringOnFirstBit(
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value, addToTable, mustBeAddedToTable);
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} else {
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encodeNonIdentifyingStringOnFirstBit(value, _v.attributeValue, addToTable, mustBeAddedToTable);
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}
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} else {
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encodeNonIdentifyingStringOnFirstBit(eAtts.getAlgorithmURI(i),
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eAtts.getAlgorithmIndex(i), data);
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}
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}
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}
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} else {
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for (int i = 0; i < atts.getLength(); i++) {
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if (encodeAttribute(atts.getURI(i), atts.getQName(i), atts.getLocalName(i))) {
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value = atts.getValue(i);
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addToTable = isAttributeValueLengthMatchesLimit(value.length());
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encodeNonIdentifyingStringOnFirstBit(value, _v.attributeValue, addToTable, false);
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}
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}
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}
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_b = EncodingConstants.TERMINATOR;
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_terminate = true;
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|
}
|
|
|
|
protected void encodeElement(String namespaceURI, String qName, String localName) throws IOException {
|
|
LocalNameQualifiedNamesMap.Entry entry = _v.elementName.obtainEntry(qName);
|
|
if (entry._valueIndex > 0) {
|
|
QualifiedName[] names = entry._value;
|
|
for (int i = 0; i < entry._valueIndex; i++) {
|
|
final QualifiedName n = names[i];
|
|
if ((namespaceURI == n.namespaceName || namespaceURI.equals(n.namespaceName))) {
|
|
encodeNonZeroIntegerOnThirdBit(names[i].index);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
encodeLiteralElementQualifiedNameOnThirdBit(namespaceURI, getPrefixFromQualifiedName(qName),
|
|
localName, entry);
|
|
}
|
|
|
|
protected boolean encodeAttribute(String namespaceURI, String qName, String localName) throws IOException {
|
|
LocalNameQualifiedNamesMap.Entry entry = _v.attributeName.obtainEntry(qName);
|
|
if (entry._valueIndex > 0) {
|
|
QualifiedName[] names = entry._value;
|
|
for (int i = 0; i < entry._valueIndex; i++) {
|
|
if ((namespaceURI == names[i].namespaceName || namespaceURI.equals(names[i].namespaceName))) {
|
|
encodeNonZeroIntegerOnSecondBitFirstBitZero(names[i].index);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return encodeLiteralAttributeQualifiedNameOnSecondBit(namespaceURI, getPrefixFromQualifiedName(qName),
|
|
localName, entry);
|
|
}
|
|
}
|