diff options
Diffstat (limited to 'src/com/sun/org/apache/xerces/internal/impl/XML11NSDocumentScannerImpl.java')
| -rw-r--r-- | src/com/sun/org/apache/xerces/internal/impl/XML11NSDocumentScannerImpl.java | 892 |
1 files changed, 0 insertions, 892 deletions
diff --git a/src/com/sun/org/apache/xerces/internal/impl/XML11NSDocumentScannerImpl.java b/src/com/sun/org/apache/xerces/internal/impl/XML11NSDocumentScannerImpl.java deleted file mode 100644 index ae7d7b8..0000000 --- a/src/com/sun/org/apache/xerces/internal/impl/XML11NSDocumentScannerImpl.java +++ /dev/null @@ -1,892 +0,0 @@ -/* - * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. - */ - -/* - * Copyright 2005 The Apache Software Foundation. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.sun.org.apache.xerces.internal.impl; - -import java.io.IOException; - -import com.sun.org.apache.xerces.internal.impl.dtd.XMLDTDValidatorFilter; -import com.sun.org.apache.xerces.internal.impl.msg.XMLMessageFormatter; -import com.sun.org.apache.xerces.internal.util.XMLAttributesImpl; -import com.sun.org.apache.xerces.internal.util.XMLSymbols; -import com.sun.org.apache.xerces.internal.utils.XMLSecurityManager; -import com.sun.org.apache.xerces.internal.xni.NamespaceContext; -import com.sun.org.apache.xerces.internal.xni.QName; -import com.sun.org.apache.xerces.internal.xni.XMLDocumentHandler; -import com.sun.org.apache.xerces.internal.xni.XNIException; -import com.sun.org.apache.xerces.internal.xni.parser.XMLComponentManager; -import com.sun.org.apache.xerces.internal.xni.parser.XMLConfigurationException; -import com.sun.org.apache.xerces.internal.xni.parser.XMLDocumentSource; -import javax.xml.stream.events.XMLEvent; - - -/** - * The scanner acts as the source for the document - * information which is communicated to the document handler. - * - * This class scans an XML document, checks if document has a DTD, and if - * DTD is not found the scanner will remove the DTD Validator from the pipeline and perform - * namespace binding. - * - * Note: This scanner should only be used when the namespace processing is on! - * - * <p> - * This component requires the following features and properties from the - * component manager that uses it: - * <ul> - * <li>http://xml.org/sax/features/namespaces {true} -- if the value of this - * feature is set to false this scanner must not be used.</li> - * <li>http://xml.org/sax/features/validation</li> - * <li>http://apache.org/xml/features/nonvalidating/load-external-dtd</li> - * <li>http://apache.org/xml/features/scanner/notify-char-refs</li> - * <li>http://apache.org/xml/features/scanner/notify-builtin-refs</li> - * <li>http://apache.org/xml/properties/internal/symbol-table</li> - * <li>http://apache.org/xml/properties/internal/error-reporter</li> - * <li>http://apache.org/xml/properties/internal/entity-manager</li> - * <li>http://apache.org/xml/properties/internal/dtd-scanner</li> - * </ul> - * - * @xerces.internal - * - * @author Elena Litani, IBM - * @author Michael Glavassevich, IBM - * @author Sunitha Reddy, Sun Microsystems - * @version $Id: XML11NSDocumentScannerImpl.java,v 1.6 2010-11-01 04:39:40 joehw Exp $ - */ -public class XML11NSDocumentScannerImpl extends XML11DocumentScannerImpl { - - /** - * If is true, the dtd validator is no longer in the pipeline - * and the scanner should bind namespaces - */ - protected boolean fBindNamespaces; - - /** - * If validating parser, make sure we report an error in the - * scanner if DTD grammar is missing. - */ - protected boolean fPerformValidation; - - // private data - // - - /** DTD validator */ - private XMLDTDValidatorFilter fDTDValidator; - - /** - * Saw spaces after element name or between attributes. - * - * This is reserved for the case where scanning of a start element spans - * several methods, as is the case when scanning the start of a root element - * where a DTD external subset may be read after scanning the element name. - */ - private boolean fSawSpace; - - - /** - * The scanner is responsible for removing DTD validator - * from the pipeline if it is not needed. - * - * @param validator the DTD validator from the pipeline - */ - public void setDTDValidator(XMLDTDValidatorFilter validator) { - fDTDValidator = validator; - } - - /** - * Scans a start element. This method will handle the binding of - * namespace information and notifying the handler of the start - * of the element. - * <p> - * <pre> - * [44] EmptyElemTag ::= '<' Name (S Attribute)* S? '/>' - * [40] STag ::= '<' Name (S Attribute)* S? '>' - * </pre> - * <p> - * <strong>Note:</strong> This method assumes that the leading - * '<' character has been consumed. - * <p> - * <strong>Note:</strong> This method uses the fElementQName and - * fAttributes variables. The contents of these variables will be - * destroyed. The caller should copy important information out of - * these variables before calling this method. - * - * @return True if element is empty. (i.e. It matches - * production [44]. - */ - protected boolean scanStartElement() throws IOException, XNIException { - - if (DEBUG_START_END_ELEMENT) - System.out.println(">>> scanStartElementNS()"); - // Note: namespace processing is on by default - fEntityScanner.scanQName(fElementQName, NameType.ATTRIBUTE); - // REVISIT - [Q] Why do we need this local variable? -- mrglavas - String rawname = fElementQName.rawname; - if (fBindNamespaces) { - fNamespaceContext.pushContext(); - if (fScannerState == SCANNER_STATE_ROOT_ELEMENT) { - if (fPerformValidation) { - fErrorReporter.reportError( - XMLMessageFormatter.XML_DOMAIN, - "MSG_GRAMMAR_NOT_FOUND", - new Object[] { rawname }, - XMLErrorReporter.SEVERITY_ERROR); - - if (fDoctypeName == null - || !fDoctypeName.equals(rawname)) { - fErrorReporter.reportError( - XMLMessageFormatter.XML_DOMAIN, - "RootElementTypeMustMatchDoctypedecl", - new Object[] { fDoctypeName, rawname }, - XMLErrorReporter.SEVERITY_ERROR); - } - } - } - } - - // push element stack - fCurrentElement = fElementStack.pushElement(fElementQName); - - // attributes - boolean empty = false; - fAttributes.removeAllAttributes(); - do { - // spaces - boolean sawSpace = fEntityScanner.skipSpaces(); - - // end tag? - int c = fEntityScanner.peekChar(); - if (c == '>') { - fEntityScanner.scanChar(null); - break; - } else if (c == '/') { - fEntityScanner.scanChar(null); - if (!fEntityScanner.skipChar('>', null)) { - reportFatalError( - "ElementUnterminated", - new Object[] { rawname }); - } - empty = true; - break; - } else if (!isValidNameStartChar(c) || !sawSpace) { - // Second chance. Check if this character is a high - // surrogate of a valid name start character. - if (!isValidNameStartHighSurrogate(c) || !sawSpace) { - reportFatalError( - "ElementUnterminated", - new Object[] { rawname }); - } - } - - // attributes - scanAttribute(fAttributes); - if (fSecurityManager != null && (!fSecurityManager.isNoLimit(fElementAttributeLimit)) && - fAttributes.getLength() > fElementAttributeLimit){ - fErrorReporter.reportError(XMLMessageFormatter.XML_DOMAIN, - "ElementAttributeLimit", - new Object[]{rawname, new Integer(fElementAttributeLimit) }, - XMLErrorReporter.SEVERITY_FATAL_ERROR ); - } - - } while (true); - - if (fBindNamespaces) { - // REVISIT: is it required? forbit xmlns prefix for element - if (fElementQName.prefix == XMLSymbols.PREFIX_XMLNS) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "ElementXMLNSPrefix", - new Object[] { fElementQName.rawname }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - - // bind the element - String prefix = - fElementQName.prefix != null - ? fElementQName.prefix - : XMLSymbols.EMPTY_STRING; - // assign uri to the element - fElementQName.uri = fNamespaceContext.getURI(prefix); - // make sure that object in the element stack is updated as well - fCurrentElement.uri = fElementQName.uri; - - if (fElementQName.prefix == null && fElementQName.uri != null) { - fElementQName.prefix = XMLSymbols.EMPTY_STRING; - // making sure that the object in the element stack is updated too. - fCurrentElement.prefix = XMLSymbols.EMPTY_STRING; - } - if (fElementQName.prefix != null && fElementQName.uri == null) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "ElementPrefixUnbound", - new Object[] { - fElementQName.prefix, - fElementQName.rawname }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - - // bind attributes (xmlns are already bound bellow) - int length = fAttributes.getLength(); - for (int i = 0; i < length; i++) { - fAttributes.getName(i, fAttributeQName); - - String aprefix = - fAttributeQName.prefix != null - ? fAttributeQName.prefix - : XMLSymbols.EMPTY_STRING; - String uri = fNamespaceContext.getURI(aprefix); - // REVISIT: try removing the first "if" and see if it is faster. - // - if (fAttributeQName.uri != null - && fAttributeQName.uri == uri) { - continue; - } - if (aprefix != XMLSymbols.EMPTY_STRING) { - fAttributeQName.uri = uri; - if (uri == null) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "AttributePrefixUnbound", - new Object[] { - fElementQName.rawname, - fAttributeQName.rawname, - aprefix }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - fAttributes.setURI(i, uri); - } - } - - if (length > 1) { - QName name = fAttributes.checkDuplicatesNS(); - if (name != null) { - if (name.uri != null) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "AttributeNSNotUnique", - new Object[] { - fElementQName.rawname, - name.localpart, - name.uri }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } else { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "AttributeNotUnique", - new Object[] { - fElementQName.rawname, - name.rawname }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - } - } - } - - // call handler - if (empty) { - //decrease the markup depth.. - fMarkupDepth--; - - // check that this element was opened in the same entity - if (fMarkupDepth < fEntityStack[fEntityDepth - 1]) { - reportFatalError( - "ElementEntityMismatch", - new Object[] { fCurrentElement.rawname }); - } - - if (fDocumentHandler != null) { - fDocumentHandler.emptyElement(fElementQName, fAttributes, null); - } - - /*if (fBindNamespaces) { - fNamespaceContext.popContext(); - }*/ - fScanEndElement = true; - - //pop the element off the stack.. - fElementStack.popElement(); - } else { - if(dtdGrammarUtil != null) { - dtdGrammarUtil.startElement(fElementQName, fAttributes); - } - - if (fDocumentHandler != null) { - fDocumentHandler.startElement(fElementQName, fAttributes, null); - } - } - - if (DEBUG_START_END_ELEMENT) - System.out.println("<<< scanStartElement(): " + empty); - return empty; - - } // scanStartElement():boolean - - /** - * Scans the name of an element in a start or empty tag. - * - * @see #scanStartElement() - */ - protected void scanStartElementName () - throws IOException, XNIException { - // Note: namespace processing is on by default - fEntityScanner.scanQName(fElementQName, NameType.ATTRIBUTE); - // Must skip spaces here because the DTD scanner - // would consume them at the end of the external subset. - fSawSpace = fEntityScanner.skipSpaces(); - } // scanStartElementName() - - /** - * Scans the remainder of a start or empty tag after the element name. - * - * @see #scanStartElement - * @return True if element is empty. - */ - protected boolean scanStartElementAfterName() - throws IOException, XNIException { - - // REVISIT - [Q] Why do we need this local variable? -- mrglavas - String rawname = fElementQName.rawname; - if (fBindNamespaces) { - fNamespaceContext.pushContext(); - if (fScannerState == SCANNER_STATE_ROOT_ELEMENT) { - if (fPerformValidation) { - fErrorReporter.reportError( - XMLMessageFormatter.XML_DOMAIN, - "MSG_GRAMMAR_NOT_FOUND", - new Object[] { rawname }, - XMLErrorReporter.SEVERITY_ERROR); - - if (fDoctypeName == null - || !fDoctypeName.equals(rawname)) { - fErrorReporter.reportError( - XMLMessageFormatter.XML_DOMAIN, - "RootElementTypeMustMatchDoctypedecl", - new Object[] { fDoctypeName, rawname }, - XMLErrorReporter.SEVERITY_ERROR); - } - } - } - } - - // push element stack - fCurrentElement = fElementStack.pushElement(fElementQName); - - // attributes - boolean empty = false; - fAttributes.removeAllAttributes(); - do { - - // end tag? - int c = fEntityScanner.peekChar(); - if (c == '>') { - fEntityScanner.scanChar(null); - break; - } else if (c == '/') { - fEntityScanner.scanChar(null); - if (!fEntityScanner.skipChar('>', null)) { - reportFatalError( - "ElementUnterminated", - new Object[] { rawname }); - } - empty = true; - break; - } else if (!isValidNameStartChar(c) || !fSawSpace) { - // Second chance. Check if this character is a high - // surrogate of a valid name start character. - if (!isValidNameStartHighSurrogate(c) || !fSawSpace) { - reportFatalError( - "ElementUnterminated", - new Object[] { rawname }); - } - } - - // attributes - scanAttribute(fAttributes); - - // spaces - fSawSpace = fEntityScanner.skipSpaces(); - - } while (true); - - if (fBindNamespaces) { - // REVISIT: is it required? forbit xmlns prefix for element - if (fElementQName.prefix == XMLSymbols.PREFIX_XMLNS) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "ElementXMLNSPrefix", - new Object[] { fElementQName.rawname }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - - // bind the element - String prefix = - fElementQName.prefix != null - ? fElementQName.prefix - : XMLSymbols.EMPTY_STRING; - // assign uri to the element - fElementQName.uri = fNamespaceContext.getURI(prefix); - // make sure that object in the element stack is updated as well - fCurrentElement.uri = fElementQName.uri; - - if (fElementQName.prefix == null && fElementQName.uri != null) { - fElementQName.prefix = XMLSymbols.EMPTY_STRING; - // making sure that the object in the element stack is updated too. - fCurrentElement.prefix = XMLSymbols.EMPTY_STRING; - } - if (fElementQName.prefix != null && fElementQName.uri == null) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "ElementPrefixUnbound", - new Object[] { - fElementQName.prefix, - fElementQName.rawname }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - - // bind attributes (xmlns are already bound bellow) - int length = fAttributes.getLength(); - for (int i = 0; i < length; i++) { - fAttributes.getName(i, fAttributeQName); - - String aprefix = - fAttributeQName.prefix != null - ? fAttributeQName.prefix - : XMLSymbols.EMPTY_STRING; - String uri = fNamespaceContext.getURI(aprefix); - // REVISIT: try removing the first "if" and see if it is faster. - // - if (fAttributeQName.uri != null - && fAttributeQName.uri == uri) { - continue; - } - if (aprefix != XMLSymbols.EMPTY_STRING) { - fAttributeQName.uri = uri; - if (uri == null) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "AttributePrefixUnbound", - new Object[] { - fElementQName.rawname, - fAttributeQName.rawname, - aprefix }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - fAttributes.setURI(i, uri); - } - } - - if (length > 1) { - QName name = fAttributes.checkDuplicatesNS(); - if (name != null) { - if (name.uri != null) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "AttributeNSNotUnique", - new Object[] { - fElementQName.rawname, - name.localpart, - name.uri }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } else { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "AttributeNotUnique", - new Object[] { - fElementQName.rawname, - name.rawname }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - } - } - } - - // call handler - if (fDocumentHandler != null) { - if (empty) { - - //decrease the markup depth.. - fMarkupDepth--; - - // check that this element was opened in the same entity - if (fMarkupDepth < fEntityStack[fEntityDepth - 1]) { - reportFatalError( - "ElementEntityMismatch", - new Object[] { fCurrentElement.rawname }); - } - - fDocumentHandler.emptyElement(fElementQName, fAttributes, null); - - if (fBindNamespaces) { - fNamespaceContext.popContext(); - } - //pop the element off the stack.. - fElementStack.popElement(); - } else { - fDocumentHandler.startElement(fElementQName, fAttributes, null); - } - } - - if (DEBUG_START_END_ELEMENT) - System.out.println("<<< scanStartElementAfterName(): " + empty); - return empty; - - } // scanStartElementAfterName() - - /** - * Scans an attribute. - * <p> - * <pre> - * [41] Attribute ::= Name Eq AttValue - * </pre> - * <p> - * <strong>Note:</strong> This method assumes that the next - * character on the stream is the first character of the attribute - * name. - * <p> - * <strong>Note:</strong> This method uses the fAttributeQName and - * fQName variables. The contents of these variables will be - * destroyed. - * - * @param attributes The attributes list for the scanned attribute. - */ - protected void scanAttribute(XMLAttributesImpl attributes) - throws IOException, XNIException { - if (DEBUG_START_END_ELEMENT) - System.out.println(">>> scanAttribute()"); - - // name - fEntityScanner.scanQName(fAttributeQName, NameType.ATTRIBUTE); - - // equals - fEntityScanner.skipSpaces(); - if (!fEntityScanner.skipChar('=', NameType.ATTRIBUTE)) { - reportFatalError( - "EqRequiredInAttribute", - new Object[] { - fCurrentElement.rawname, - fAttributeQName.rawname }); - } - fEntityScanner.skipSpaces(); - - // content - int attrIndex; - - if (fBindNamespaces) { - attrIndex = attributes.getLength(); - attributes.addAttributeNS( - fAttributeQName, - XMLSymbols.fCDATASymbol, - null); - } else { - int oldLen = attributes.getLength(); - attrIndex = - attributes.addAttribute( - fAttributeQName, - XMLSymbols.fCDATASymbol, - null); - - // WFC: Unique Att Spec - if (oldLen == attributes.getLength()) { - reportFatalError( - "AttributeNotUnique", - new Object[] { - fCurrentElement.rawname, - fAttributeQName.rawname }); - } - } - - //REVISIT: one more case needs to be included: external PE and standalone is no - boolean isVC = fHasExternalDTD && !fStandalone; - - /** - * Determine whether this is a namespace declaration that will be subject - * to the name limit check in the scanAttributeValue operation. - * Namespace declaration format: xmlns="..." or xmlns:prefix="..." - * Note that prefix:xmlns="..." isn't a namespace. - */ - String localpart = fAttributeQName.localpart; - String prefix = fAttributeQName.prefix != null - ? fAttributeQName.prefix : XMLSymbols.EMPTY_STRING; - boolean isNSDecl = fBindNamespaces & (prefix == XMLSymbols.PREFIX_XMLNS || - prefix == XMLSymbols.EMPTY_STRING && localpart == XMLSymbols.PREFIX_XMLNS); - - scanAttributeValue(this.fTempString, fTempString2, fAttributeQName.rawname, - isVC, fCurrentElement.rawname, isNSDecl); - String value = fTempString.toString(); - attributes.setValue(attrIndex, value); - attributes.setNonNormalizedValue(attrIndex, fTempString2.toString()); - attributes.setSpecified(attrIndex, true); - - // record namespace declarations if any. - if (fBindNamespaces) { - if (isNSDecl) { - if (value.length() > fXMLNameLimit) { - fErrorReporter.reportError(XMLMessageFormatter.XML_DOMAIN, - "MaxXMLNameLimit", - new Object[]{value, value.length(), fXMLNameLimit, - fSecurityManager.getStateLiteral(XMLSecurityManager.Limit.MAX_NAME_LIMIT)}, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - // get the internalized value of this attribute - String uri = fSymbolTable.addSymbol(value); - - // 1. "xmlns" can't be bound to any namespace - if (prefix == XMLSymbols.PREFIX_XMLNS - && localpart == XMLSymbols.PREFIX_XMLNS) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "CantBindXMLNS", - new Object[] { fAttributeQName }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - - // 2. the namespace for "xmlns" can't be bound to any prefix - if (uri == NamespaceContext.XMLNS_URI) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "CantBindXMLNS", - new Object[] { fAttributeQName }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - - // 3. "xml" can't be bound to any other namespace than it's own - if (localpart == XMLSymbols.PREFIX_XML) { - if (uri != NamespaceContext.XML_URI) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "CantBindXML", - new Object[] { fAttributeQName }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - } - // 4. the namespace for "xml" can't be bound to any other prefix - else { - if (uri == NamespaceContext.XML_URI) { - fErrorReporter.reportError( - XMLMessageFormatter.XMLNS_DOMAIN, - "CantBindXML", - new Object[] { fAttributeQName }, - XMLErrorReporter.SEVERITY_FATAL_ERROR); - } - } - - prefix = - localpart != XMLSymbols.PREFIX_XMLNS - ? localpart - : XMLSymbols.EMPTY_STRING; - - // Declare prefix in context. Removing the association between a prefix and a - // namespace name is permitted in XML 1.1, so if the uri value is the empty string, - // the prefix is being unbound. -- mrglavas - fNamespaceContext.declarePrefix( - prefix, - uri.length() != 0 ? uri : null); - // bind namespace attribute to a namespace - attributes.setURI( - attrIndex, - fNamespaceContext.getURI(XMLSymbols.PREFIX_XMLNS)); - - } else { - // attempt to bind attribute - if (fAttributeQName.prefix != null) { - attributes.setURI( - attrIndex, - fNamespaceContext.getURI(fAttributeQName.prefix)); - } - } - } - - if (DEBUG_START_END_ELEMENT) - System.out.println("<<< scanAttribute()"); - } // scanAttribute(XMLAttributes) - - /** - * Scans an end element. - * <p> - * <pre> - * [42] ETag ::= '</' Name S? '>' - * </pre> - * <p> - * <strong>Note:</strong> This method uses the fElementQName variable. - * The contents of this variable will be destroyed. The caller should - * copy the needed information out of this variable before calling - * this method. - * - * @return The element depth. - */ - protected int scanEndElement() throws IOException, XNIException { - if (DEBUG_START_END_ELEMENT) - System.out.println(">>> scanEndElement()"); - - // pop context - QName endElementName = fElementStack.popElement(); - - // Take advantage of the fact that next string _should_ be "fElementQName.rawName", - //In scanners most of the time is consumed on checks done for XML characters, we can - // optimize on it and avoid the checks done for endElement, - //we will also avoid symbol table lookup - neeraj.bajaj@sun.com - - // this should work both for namespace processing true or false... - - //REVISIT: if the string is not the same as expected.. we need to do better error handling.. - //We can skip this for now... In any case if the string doesn't match -- document is not well formed. - - if (!fEntityScanner.skipString(endElementName.rawname)) { - reportFatalError( - "ETagRequired", - new Object[] { endElementName.rawname }); - } - - // end - fEntityScanner.skipSpaces(); - if (!fEntityScanner.skipChar('>', NameType.ELEMENTEND)) { - reportFatalError( - "ETagUnterminated", - new Object[] { endElementName.rawname }); - } - fMarkupDepth--; - - //we have increased the depth for two markup "<" characters - fMarkupDepth--; - - // check that this element was opened in the same entity - if (fMarkupDepth < fEntityStack[fEntityDepth - 1]) { - reportFatalError( - "ElementEntityMismatch", - new Object[] { endElementName.rawname }); - } - - // call handler - if (fDocumentHandler != null) { - fDocumentHandler.endElement(endElementName, null); - - /*if (fBindNamespaces) { - fNamespaceContext.popContext(); - }*/ - - } - - if(dtdGrammarUtil != null) - dtdGrammarUtil.endElement(endElementName); - - return fMarkupDepth; - - } // scanEndElement():int - - public void reset(XMLComponentManager componentManager) - throws XMLConfigurationException { - - super.reset(componentManager); - fPerformValidation = false; - fBindNamespaces = false; - } - - /** Creates a content Driver. */ - protected Driver createContentDriver() { - return new NS11ContentDriver(); - } // createContentDriver():Driver - - - /** return the next state on the input - * - * @return int - */ - - public int next() throws IOException, XNIException { - //since namespace context should still be valid when the parser is at the end element state therefore - //we pop the context only when next() has been called after the end element state was encountered. - nb. - - if((fScannerLastState == XMLEvent.END_ELEMENT) && fBindNamespaces){ - fScannerLastState = -1; - fNamespaceContext.popContext(); - } - - return fScannerLastState = super.next(); - } - - - /** - * Driver to handle content scanning. - */ - protected final class NS11ContentDriver extends ContentDriver { - /** - * Scan for root element hook. This method is a hook for - * subclasses to add code that handles scanning for the root - * element. This method will also attempt to remove DTD validator - * from the pipeline, if there is no DTD grammar. If DTD validator - * is no longer in the pipeline bind namespaces in the scanner. - * - * - * @return True if the caller should stop and return true which - * allows the scanner to switch to a new scanning - * Driver. A return value of false indicates that - * the content Driver should continue as normal. - */ - protected boolean scanRootElementHook() - throws IOException, XNIException { - - if (fExternalSubsetResolver != null && !fSeenDoctypeDecl - && !fDisallowDoctype && (fValidation || fLoadExternalDTD)) { - scanStartElementName(); - resolveExternalSubsetAndRead(); - reconfigurePipeline(); - if (scanStartElementAfterName()) { - setScannerState(SCANNER_STATE_TRAILING_MISC); - setDriver(fTrailingMiscDriver); - return true; - } - } - else { - reconfigurePipeline(); - if (scanStartElement()) { - setScannerState(SCANNER_STATE_TRAILING_MISC); - setDriver(fTrailingMiscDriver); - return true; - } - } - return false; - - } // scanRootElementHook():boolean - - /** - * Re-configures pipeline by removing the DTD validator - * if no DTD grammar exists. If no validator exists in the - * pipeline or there is no DTD grammar, namespace binding - * is performed by the scanner in the enclosing class. - */ - private void reconfigurePipeline() { - if (fDTDValidator == null) { - fBindNamespaces = true; - } - else if (!fDTDValidator.hasGrammar()) { - fBindNamespaces = true; - fPerformValidation = fDTDValidator.validate(); - // re-configure pipeline - XMLDocumentSource source = fDTDValidator.getDocumentSource(); - XMLDocumentHandler handler = fDTDValidator.getDocumentHandler(); - source.setDocumentHandler(handler); - if (handler != null) - handler.setDocumentSource(source); - fDTDValidator.setDocumentSource(null); - fDTDValidator.setDocumentHandler(null); - } - } // reconfigurePipeline() - } -} |