269 lines
11 KiB
Java
269 lines
11 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.EncodingConstants;
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import com.sun.xml.internal.fastinfoset.QualifiedName;
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import com.sun.xml.internal.fastinfoset.util.KeyIntMap;
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import com.sun.xml.internal.fastinfoset.util.LocalNameQualifiedNamesMap;
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import com.sun.xml.internal.fastinfoset.util.StringIntMap;
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import java.io.IOException;
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import java.util.HashMap;
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import org.xml.sax.SAXException;
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import java.util.Map;
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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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/**
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* The Fast Infoset SAX serializer that maps prefixes to user specified prefixes
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* that are specified in a namespace URI to prefix map.
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* <p>
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* This serializer will not preserve the original prefixes and this serializer
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* should not be used when prefixes need to be preserved, such as the case
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* when there are qualified names in content.
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* <p>
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* A namespace URI to prefix map is utilized such that the prefixes
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* in the map are utilized rather than the prefixes specified in
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* the qualified name for elements and attributes.
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* <p>
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* Any namespace declarations with a namespace URI that is not present in
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* the map are added.
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* <p>
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*/
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public class SAXDocumentSerializerWithPrefixMapping extends SAXDocumentSerializer {
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protected Map _namespaceToPrefixMapping;
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protected Map _prefixToPrefixMapping;
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protected String _lastCheckedNamespace;
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protected String _lastCheckedPrefix;
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protected StringIntMap _declaredNamespaces;
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public SAXDocumentSerializerWithPrefixMapping(Map namespaceToPrefixMapping) {
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// Use the local name to look up elements/attributes
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super(true);
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_namespaceToPrefixMapping = new HashMap(namespaceToPrefixMapping);
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_prefixToPrefixMapping = new HashMap();
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// Empty prefix
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_namespaceToPrefixMapping.put("", "");
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// 'xml' prefix
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_namespaceToPrefixMapping.put(EncodingConstants.XML_NAMESPACE_NAME, EncodingConstants.XML_NAMESPACE_PREFIX);
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_declaredNamespaces = new StringIntMap(4);
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}
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public final 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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_declaredNamespaces.clear();
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_declaredNamespaces.obtainIndex(uri);
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} else {
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if (_declaredNamespaces.obtainIndex(uri) != KeyIntMap.NOT_PRESENT) {
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final String p = getPrefix(uri);
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if (p != null) {
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_prefixToPrefixMapping.put(prefix, p);
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}
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return;
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}
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}
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final String p = getPrefix(uri);
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if (p != null) {
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encodeNamespaceAttribute(p, uri);
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_prefixToPrefixMapping.put(prefix, p);
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} else {
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putPrefix(uri, prefix);
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encodeNamespaceAttribute(prefix, uri);
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}
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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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protected final void encodeElement(String namespaceURI, String qName, String localName) throws IOException {
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LocalNameQualifiedNamesMap.Entry entry = _v.elementName.obtainEntry(localName);
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if (entry._valueIndex > 0) {
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if (encodeElementMapEntry(entry, namespaceURI)) return;
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// Check the entry is a member of the read only map
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if (_v.elementName.isQNameFromReadOnlyMap(entry._value[0])) {
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entry = _v.elementName.obtainDynamicEntry(localName);
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if (entry._valueIndex > 0) {
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if (encodeElementMapEntry(entry, namespaceURI)) return;
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}
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}
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}
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encodeLiteralElementQualifiedNameOnThirdBit(namespaceURI, getPrefix(namespaceURI),
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localName, entry);
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}
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protected boolean encodeElementMapEntry(LocalNameQualifiedNamesMap.Entry entry, String namespaceURI) throws IOException {
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QualifiedName[] names = entry._value;
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for (int i = 0; i < entry._valueIndex; i++) {
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if ((namespaceURI == names[i].namespaceName || namespaceURI.equals(names[i].namespaceName))) {
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encodeNonZeroIntegerOnThirdBit(names[i].index);
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return true;
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}
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}
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return false;
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}
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protected final void encodeAttributes(Attributes atts) throws IOException, FastInfosetException {
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boolean addToTable;
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boolean mustToBeAddedToTable;
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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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final String uri = atts.getURI(i);
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if (encodeAttribute(uri, 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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mustToBeAddedToTable = eAtts.getToIndex(i);
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alphabet = eAtts.getAlpababet(i);
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if (alphabet == null) {
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if (uri == "http://www.w3.org/2001/XMLSchema-instance" ||
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uri.equals("http://www.w3.org/2001/XMLSchema-instance")) {
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value = convertQName(value);
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}
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encodeNonIdentifyingStringOnFirstBit(value, _v.attributeValue, addToTable, mustToBeAddedToTable);
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} else if (alphabet == RestrictedAlphabet.DATE_TIME_CHARACTERS) {
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encodeDateTimeNonIdentifyingStringOnFirstBit(
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value, addToTable, mustToBeAddedToTable);
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} else if (alphabet == RestrictedAlphabet.NUMERIC_CHARACTERS) {
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encodeNumericNonIdentifyingStringOnFirstBit(
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value, addToTable, mustToBeAddedToTable);
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} else {
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encodeNonIdentifyingStringOnFirstBit(value, _v.attributeValue, addToTable, mustToBeAddedToTable);
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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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final String uri = atts.getURI(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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if (uri == "http://www.w3.org/2001/XMLSchema-instance" ||
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uri.equals("http://www.w3.org/2001/XMLSchema-instance")) {
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value = convertQName(value);
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}
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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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}
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private String convertQName(String qName) {
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int i = qName.indexOf(':');
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String prefix = "";
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String localName = qName;
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if (i != -1) {
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prefix = qName.substring(0, i);
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localName = qName.substring(i + 1);
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}
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String p = (String)_prefixToPrefixMapping.get(prefix);
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if (p != null) {
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if (p.length() == 0)
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return localName;
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else
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return p + ":" + localName;
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} else {
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return qName;
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}
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}
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protected final boolean encodeAttribute(String namespaceURI, String qName, String localName) throws IOException {
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LocalNameQualifiedNamesMap.Entry entry = _v.attributeName.obtainEntry(localName);
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if (entry._valueIndex > 0) {
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if (encodeAttributeMapEntry(entry, namespaceURI)) return true;
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// Check the entry is a member of the read only map
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if (_v.attributeName.isQNameFromReadOnlyMap(entry._value[0])) {
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entry = _v.attributeName.obtainDynamicEntry(localName);
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if (entry._valueIndex > 0) {
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if (encodeAttributeMapEntry(entry, namespaceURI)) return true;
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}
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}
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}
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return encodeLiteralAttributeQualifiedNameOnSecondBit(namespaceURI, getPrefix(namespaceURI),
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localName, entry);
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}
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protected boolean encodeAttributeMapEntry(LocalNameQualifiedNamesMap.Entry entry, String namespaceURI) throws IOException {
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QualifiedName[] names = entry._value;
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for (int i = 0; i < entry._valueIndex; i++) {
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if ((namespaceURI == names[i].namespaceName || namespaceURI.equals(names[i].namespaceName))) {
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encodeNonZeroIntegerOnSecondBitFirstBitZero(names[i].index);
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return true;
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}
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}
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return false;
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}
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protected final String getPrefix(String namespaceURI) {
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if (_lastCheckedNamespace == namespaceURI) return _lastCheckedPrefix;
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_lastCheckedNamespace = namespaceURI;
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return _lastCheckedPrefix = (String)_namespaceToPrefixMapping.get(namespaceURI);
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}
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protected final void putPrefix(String namespaceURI, String prefix) {
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_namespaceToPrefixMapping.put(namespaceURI, prefix);
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_lastCheckedNamespace = namespaceURI;
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_lastCheckedPrefix = prefix;
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}
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}
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