| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| /** |
| * This file contains code to build the DOM tree. It registers a document |
| * handler with the scanner. In these handler methods, appropriate DOM nodes |
| * are created and added to the DOM tree. |
| * |
| * $Id: XercesDOMParser.cpp 568078 2007-08-21 11:43:25Z amassari $ |
| * |
| */ |
| |
| |
| |
| // --------------------------------------------------------------------------- |
| // Includes |
| // --------------------------------------------------------------------------- |
| #include <xercesc/sax/EntityResolver.hpp> |
| #include <xercesc/sax/ErrorHandler.hpp> |
| #include <xercesc/sax/SAXParseException.hpp> |
| #include <xercesc/util/IOException.hpp> |
| #include <xercesc/internal/XMLScanner.hpp> |
| #include <xercesc/parsers/XercesDOMParser.hpp> |
| #include <xercesc/validators/common/GrammarResolver.hpp> |
| #include <xercesc/framework/XMLGrammarPool.hpp> |
| #include <xercesc/framework/XMLSchemaDescription.hpp> |
| #include <xercesc/util/Janitor.hpp> |
| #include <xercesc/util/OutOfMemoryException.hpp> |
| #include <xercesc/util/XMLEntityResolver.hpp> |
| |
| XERCES_CPP_NAMESPACE_BEGIN |
| |
| |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Constructors and Destructor |
| // --------------------------------------------------------------------------- |
| XercesDOMParser::XercesDOMParser( XMLValidator* const valToAdopt |
| , MemoryManager* const manager |
| , XMLGrammarPool* const gramPool): |
| |
| AbstractDOMParser(valToAdopt, manager, gramPool) |
| , fEntityResolver(0) |
| , fXMLEntityResolver(0) |
| , fErrorHandler(0) |
| { |
| } |
| |
| |
| XercesDOMParser::~XercesDOMParser() |
| { |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Getter methods |
| // --------------------------------------------------------------------------- |
| bool XercesDOMParser::isCachingGrammarFromParse() const |
| { |
| return getScanner()->isCachingGrammarFromParse(); |
| } |
| |
| bool XercesDOMParser::isUsingCachedGrammarInParse() const |
| { |
| return getScanner()->isUsingCachedGrammarInParse(); |
| } |
| |
| Grammar* XercesDOMParser::getGrammar(const XMLCh* const nameSpaceKey) |
| { |
| return getGrammarResolver()->getGrammar(nameSpaceKey); |
| } |
| |
| Grammar* XercesDOMParser::getRootGrammar() |
| { |
| return getScanner()->getRootGrammar(); |
| } |
| |
| const XMLCh* XercesDOMParser::getURIText(unsigned int uriId) const |
| { |
| return getScanner()->getURIText(uriId); |
| } |
| |
| unsigned int XercesDOMParser::getSrcOffset() const |
| { |
| return getScanner()->getSrcOffset(); |
| } |
| |
| bool XercesDOMParser::getIgnoreCachedDTD() const |
| { |
| return getScanner()->getIgnoreCachedDTD(); |
| } |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Setter methods |
| // --------------------------------------------------------------------------- |
| void XercesDOMParser::setErrorHandler(ErrorHandler* const handler) |
| { |
| fErrorHandler = handler; |
| XMLScanner* scanner = getScanner(); |
| if (fErrorHandler) { |
| scanner->setErrorReporter(this); |
| scanner->setErrorHandler(fErrorHandler); |
| } |
| else { |
| scanner->setErrorReporter(0); |
| scanner->setErrorHandler(0); |
| } |
| } |
| |
| void XercesDOMParser::setEntityResolver(EntityResolver* const handler) |
| { |
| fEntityResolver = handler; |
| if (fEntityResolver) { |
| getScanner()->setEntityHandler(this); |
| fXMLEntityResolver = 0; |
| } |
| else { |
| getScanner()->setEntityHandler(0); |
| } |
| } |
| |
| void XercesDOMParser::setXMLEntityResolver(XMLEntityResolver* const handler) |
| { |
| fXMLEntityResolver = handler; |
| if (fXMLEntityResolver) { |
| getScanner()->setEntityHandler(this); |
| fEntityResolver = 0; |
| } |
| else { |
| getScanner()->setEntityHandler(0); |
| } |
| } |
| |
| void XercesDOMParser::cacheGrammarFromParse(const bool newState) |
| { |
| getScanner()->cacheGrammarFromParse(newState); |
| |
| if (newState) |
| getScanner()->useCachedGrammarInParse(newState); |
| } |
| |
| void XercesDOMParser::useCachedGrammarInParse(const bool newState) |
| { |
| if (newState || !getScanner()->isCachingGrammarFromParse()) |
| getScanner()->useCachedGrammarInParse(newState); |
| } |
| |
| void XercesDOMParser::setIgnoreCachedDTD(const bool newValue) |
| { |
| getScanner()->setIgnoredCachedDTD(newValue); |
| } |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Utilities |
| // --------------------------------------------------------------------------- |
| void XercesDOMParser::resetDocumentPool() |
| { |
| resetPool(); |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Implementation of the XMLErrorReporter interface |
| // --------------------------------------------------------------------------- |
| void XercesDOMParser::error( const unsigned int |
| , const XMLCh* const |
| , const XMLErrorReporter::ErrTypes errType |
| , const XMLCh* const errorText |
| , const XMLCh* const systemId |
| , const XMLCh* const publicId |
| , const XMLSSize_t lineNum |
| , const XMLSSize_t colNum) |
| { |
| SAXParseException toThrow = SAXParseException |
| ( |
| errorText |
| , publicId |
| , systemId |
| , lineNum |
| , colNum |
| , getMemoryManager() |
| ); |
| |
| // |
| // If there is an error handler registered, call it, otherwise ignore |
| // all but the fatal errors. |
| // |
| if (!fErrorHandler) |
| { |
| if (errType == XMLErrorReporter::ErrType_Fatal) |
| throw toThrow; |
| return; |
| } |
| |
| if (errType == XMLErrorReporter::ErrType_Warning) |
| fErrorHandler->warning(toThrow); |
| else if (errType >= XMLErrorReporter::ErrType_Fatal) |
| fErrorHandler->fatalError(toThrow); |
| else |
| fErrorHandler->error(toThrow); |
| } |
| |
| void XercesDOMParser::resetErrors() |
| { |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Implementation of XMLEntityHandler interface |
| // --------------------------------------------------------------------------- |
| InputSource* |
| XercesDOMParser::resolveEntity(const XMLCh* const publicId, |
| const XMLCh* const systemId, |
| const XMLCh* const) |
| { |
| // |
| // Just map it to the SAX entity resolver. If there is not one installed, |
| // return a null pointer to cause the default resolution. |
| // |
| if (fEntityResolver) |
| return fEntityResolver->resolveEntity(publicId, systemId); |
| return 0; |
| } |
| |
| InputSource* |
| XercesDOMParser::resolveEntity(XMLResourceIdentifier* resourceIdentifier) |
| { |
| // |
| // Just map it to the SAX entity resolver. If there is not one installed, |
| // return a null pointer to cause the default resolution. |
| // |
| if (fEntityResolver) |
| return fEntityResolver->resolveEntity(resourceIdentifier->getPublicId(), |
| resourceIdentifier->getSystemId()); |
| if (fXMLEntityResolver) |
| return fXMLEntityResolver->resolveEntity(resourceIdentifier); |
| |
| return 0; |
| } |
| |
| typedef JanitorMemFunCall<XercesDOMParser> ResetParseType; |
| |
| // --------------------------------------------------------------------------- |
| // XercesDOMParser: Grammar preparsing methods |
| // --------------------------------------------------------------------------- |
| Grammar* XercesDOMParser::loadGrammar(const char* const systemId, |
| const short grammarType, |
| const bool toCache) |
| { |
| // Avoid multiple entrance |
| if (getParseInProgress()) |
| ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager); |
| |
| ResetParseType resetParse(this, &XercesDOMParser::resetParse); |
| |
| Grammar* grammar = 0; |
| |
| try |
| { |
| setParseInProgress(true); |
| if (grammarType == Grammar::DTDGrammarType) |
| getScanner()->setDocTypeHandler(0); |
| grammar = getScanner()->loadGrammar(systemId, grammarType, toCache); |
| } |
| catch(const OutOfMemoryException&) |
| { |
| resetParse.release(); |
| |
| throw; |
| } |
| |
| return grammar; |
| } |
| |
| Grammar* XercesDOMParser::loadGrammar(const XMLCh* const systemId, |
| const short grammarType, |
| const bool toCache) |
| { |
| // Avoid multiple entrance |
| if (getParseInProgress()) |
| ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager); |
| |
| ResetParseType resetParse(this, &XercesDOMParser::resetParse); |
| |
| Grammar* grammar = 0; |
| |
| try |
| { |
| setParseInProgress(true); |
| if (grammarType == Grammar::DTDGrammarType) |
| getScanner()->setDocTypeHandler(0); |
| grammar = getScanner()->loadGrammar(systemId, grammarType, toCache); |
| } |
| catch(const OutOfMemoryException&) |
| { |
| resetParse.release(); |
| |
| throw; |
| } |
| |
| return grammar; |
| } |
| |
| Grammar* XercesDOMParser::loadGrammar(const InputSource& source, |
| const short grammarType, |
| const bool toCache) |
| { |
| // Avoid multiple entrance |
| if (getParseInProgress()) |
| ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager); |
| |
| ResetParseType resetParse(this, &XercesDOMParser::resetParse); |
| |
| Grammar* grammar = 0; |
| |
| try |
| { |
| setParseInProgress(true); |
| if (grammarType == Grammar::DTDGrammarType) |
| getScanner()->setDocTypeHandler(0); |
| grammar = getScanner()->loadGrammar(source, grammarType, toCache); |
| } |
| catch(const OutOfMemoryException&) |
| { |
| resetParse.release(); |
| |
| throw; |
| } |
| |
| return grammar; |
| } |
| |
| void XercesDOMParser::resetParse() |
| { |
| if (getScanner()->getDocTypeHandler() == 0) |
| { |
| getScanner()->setDocTypeHandler(this); |
| } |
| |
| setParseInProgress(false); |
| } |
| |
| void XercesDOMParser::resetCachedGrammarPool() |
| { |
| getGrammarResolver()->resetCachedGrammar(); |
| } |
| |
| XERCES_CPP_NAMESPACE_END |
| |