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Diffstat (limited to 'sdo-cpp/branches/sdo-cpp-pre2.1/runtime/core/src/commonj/sdo/XMLHelperImpl.cpp')
| -rw-r--r-- | sdo-cpp/branches/sdo-cpp-pre2.1/runtime/core/src/commonj/sdo/XMLHelperImpl.cpp | 400 |
1 files changed, 400 insertions, 0 deletions
diff --git a/sdo-cpp/branches/sdo-cpp-pre2.1/runtime/core/src/commonj/sdo/XMLHelperImpl.cpp b/sdo-cpp/branches/sdo-cpp-pre2.1/runtime/core/src/commonj/sdo/XMLHelperImpl.cpp new file mode 100644 index 0000000000..c524b24ccc --- /dev/null +++ b/sdo-cpp/branches/sdo-cpp-pre2.1/runtime/core/src/commonj/sdo/XMLHelperImpl.cpp @@ -0,0 +1,400 @@ +/* + * 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. + */ + +/* $Rev$ $Date$ */ + +#include "commonj/sdo/SDOXMLFileWriter.h" // Include first to avoid libxml compile problems! +#include "commonj/sdo/SDOXMLStreamWriter.h" // Include first to avoid libxml compile problems! +#include "commonj/sdo/SDOXMLBufferWriter.h" // Include first to avoid libxml compile problems! +#include "commonj/sdo/XMLHelperImpl.h" +#include "commonj/sdo/XMLDocumentImpl.h" +#include <iostream> +#include <fstream> +#include <sstream> +#include "commonj/sdo/SDOSAX2Parser.h" +#include "commonj/sdo/XSDPropertyInfo.h" +#include "commonj/sdo/XSDTypeInfo.h" +#include "commonj/sdo/SDORuntimeException.h" +#include "commonj/sdo/DataFactoryImpl.h" + + +namespace commonj +{ + namespace sdo + { + + + ////////////////////////////////////////////////////////////////////// + // Construction/Destruction + ////////////////////////////////////////////////////////////////////// + + XMLHelperImpl::XMLHelperImpl(DataFactoryPtr df) + { + dataFactory = (DataFactory*)df; + if (!dataFactory) + { + dataFactory = DataFactory::getDataFactory(); + } + } + + XMLHelperImpl::~XMLHelperImpl() + { + clearErrors(); + } + + DataFactoryPtr XMLHelperImpl::getDataFactory() + { + if (!dataFactory) + { + dataFactory = DataFactory::getDataFactory(); + } + return dataFactory; + } + + + const TypeImpl* XMLHelperImpl::findRoot(DataFactory* df, + const SDOString& rootElementURI) + { + + const TypeImpl* rootTypePtr = ((DataFactoryImpl*)df)->findTypeImpl(rootElementURI.c_str(), + "RootType"); + + if (rootTypePtr != 0) + { + return rootTypePtr; + } + + const TypeList& tl = df->getTypes(); + for (unsigned int i = 0; i < tl.size(); i++) + { + if (!strcmp("RootType", tl[i].getName())) + { + return ((DataFactoryImpl*)df)->findTypeImpl(tl[i].getURI(), "RootType"); + } + } + return 0; + } + + XMLDocumentPtr XMLHelperImpl::createDocument(const char* elementname, + const char* rootElementURI) + { + if (rootElementURI == 0) + { + if (elementname == 0) + { + return createDocument(SDOString(""), SDOString("")); + } + else + { + return createDocument(SDOString(elementname), SDOString("")); + } + } + else + { + if (elementname == 0) + { + return createDocument(SDOString(""), SDOString(rootElementURI)); + } + else + { + return createDocument(SDOString(elementname), SDOString(rootElementURI)); + } + } + } + + + XMLDocumentPtr XMLHelperImpl::createDocument(const SDOString& elementname, + const SDOString& rootElementURI) + { + DataFactory* dp = (DataFactory*)getDataFactory(); + if (dp == 0) return 0; + + const TypeImpl* rType = findRoot(dp, rootElementURI); + if (rType == 0) + { + std::string msg("createDocument - cannot find element "); + msg += elementname; + SDO_THROW_EXCEPTION("createDocument", SDOUnsupportedOperationException, + msg.c_str()); + } + + if (elementname.length() != 0) + { + PropertyImpl* pl = rType->getPropertyImpl(elementname); + if (pl == 0) + { + std::string msg("createDocument - cannot find element "); + msg += elementname; + SDO_THROW_EXCEPTION("createDocument", SDOUnsupportedOperationException, + msg.c_str()); + } + + const Type& tp = pl->getType(); + DataObjectPtr dob = dp->create(tp); + return new XMLDocumentImpl(dob, + tp.getURI(), + elementname.c_str()); + } + else + { + const Property& pl = rType->getProperty((unsigned int)0); + const Type& tp = pl.getType(); + DataObjectPtr dob = dp->create(tp); + return new XMLDocumentImpl(dob, + tp.getURI(), pl.getName()); + } + + std::string msg("createDocument - unable to find root type in namespace "); + msg += " NULL"; + SDO_THROW_EXCEPTION("createDocument", SDOUnsupportedOperationException, + msg.c_str()); + } + + XMLDocumentPtr XMLHelperImpl::createDocument( + DataObjectPtr dataObject, + const char* rootElementURI, + const char* rootElementName) + { + SDOString uri; + SDOString name; + if (0 == rootElementURI) + uri = ""; + else + uri = rootElementURI; + if (0 == rootElementName) + name = ""; + else + name = rootElementName; + + return createDocument(dataObject, uri, name); + } + XMLDocumentPtr XMLHelperImpl::createDocument( + DataObjectPtr dataObject, + const SDOString& rootElementURI, + const SDOString& rootElementName) + { + return new XMLDocumentImpl(dataObject, rootElementURI.c_str(), rootElementName.c_str()); + } + + XMLDocumentPtr XMLHelperImpl::loadFile( + const char* xmlFile, + const char* targetNamespaceURI) + { + DataObjectPtr rootDataObject; + clearErrors(); + SDOSAX2Parser sdoParser(getDataFactory(), + targetNamespaceURI, + rootDataObject, + this); + if (sdoParser.parse(xmlFile) == 0) + { + return createDocument(rootDataObject, (const char*)sdoParser.getRootElementURI(), sdoParser.getRootElementName()); + } + return 0; + } + + XMLDocumentPtr XMLHelperImpl::loadFile( + const SDOString& xmlFile, + const SDOString& targetNamespaceURI) + { + DataObjectPtr rootDataObject; + clearErrors(); + SDOSAX2Parser sdoParser(getDataFactory(), + targetNamespaceURI.c_str(), + rootDataObject, + this); + if (sdoParser.parse(xmlFile.c_str()) == 0) + { + return createDocument(rootDataObject, (const char*)sdoParser.getRootElementURI(), sdoParser.getRootElementName()); + } + return 0; + } + + + XMLDocumentPtr XMLHelperImpl::load( + std::istream& inXml, + const char* targetNamespaceURI) + { + DataObjectPtr rootDataObject; + SDOSAX2Parser sdoParser(getDataFactory(), + targetNamespaceURI, + rootDataObject, + this); + clearErrors(); + inXml>>sdoParser; + return createDocument(rootDataObject, (const char*)sdoParser.getRootElementURI(), sdoParser.getRootElementName()); + } + + XMLDocumentPtr XMLHelperImpl::load( + std::istream& inXml, + const SDOString& targetNamespaceURI) + { + DataObjectPtr rootDataObject; + SDOSAX2Parser sdoParser(getDataFactory(), + targetNamespaceURI.c_str(), + rootDataObject, + this); + clearErrors(); + inXml>>sdoParser; + return createDocument(rootDataObject, (const char*)sdoParser.getRootElementURI(), sdoParser.getRootElementName()); + } + + XMLDocumentPtr XMLHelperImpl::load( + const char* inXml, + const char* targetNamespaceURI) + { + std::istringstream str(inXml); + return load(str, targetNamespaceURI); + } + XMLDocumentPtr XMLHelperImpl::load( + const SDOString& inXml, + const SDOString& targetNamespaceURI) + { + std::istringstream str(inXml); + return load(str, targetNamespaceURI); + } + + void XMLHelperImpl::save(XMLDocumentPtr doc, const char* xmlFile, int indent) + { + SDOXMLFileWriter writer(xmlFile, dataFactory); + writer.write(doc, indent); + } + void XMLHelperImpl::save(XMLDocumentPtr doc, const SDOString& xmlFile, int indent) + { + SDOXMLFileWriter writer(xmlFile.c_str(), dataFactory); + writer.write(doc, indent); + } + + void XMLHelperImpl::save( + DataObjectPtr dataObject, + const char* rootElementURI, + const char* rootElementName, + const char* xmlFile, + int indent) + { + save(createDocument(dataObject,rootElementURI, rootElementName), xmlFile, + indent); + } + void XMLHelperImpl::save( + DataObjectPtr dataObject, + const SDOString& rootElementURI, + const SDOString& rootElementName, + const SDOString& xmlFile, + int indent) + { + save(createDocument(dataObject,rootElementURI, rootElementName), xmlFile, + indent); + } + + + // Serializes the datagraph to a stream + void XMLHelperImpl::save(XMLDocumentPtr doc, std::ostream& outXml, + int indent) + { + SDOXMLStreamWriter writer(outXml, dataFactory); + writer.write(doc, indent); + } + + void XMLHelperImpl::save( + DataObjectPtr dataObject, + const char* rootElementURI, + const char* rootElementName, + std::ostream& outXml, + int indent ) + { + save(createDocument(dataObject,rootElementURI, rootElementName), outXml, indent); + } + void XMLHelperImpl::save( + DataObjectPtr dataObject, + const SDOString& rootElementURI, + const SDOString& rootElementName, + std::ostream& outXml, + int indent ) + { + save(createDocument(dataObject,rootElementURI, rootElementName), outXml, indent); + } + + // Serializes the datagraph to a std::string + char* XMLHelperImpl::save(XMLDocumentPtr doc, + int indent) + { + SDOXMLBufferWriter writer(dataFactory); + writer.write(doc, indent); + SDOXMLString ret = writer.getBuffer(); + char* retString = new char[strlen(ret) +1]; + strcpy(retString, ret); + return retString; + } + char* XMLHelperImpl::save( + DataObjectPtr dataObject, + const char* rootElementURI, + const char* rootElementName, + int indent) + { + return save(createDocument(dataObject,rootElementURI, rootElementName), + indent); + } + char* XMLHelperImpl::save( + DataObjectPtr dataObject, + const SDOString& rootElementURI, + const SDOString& rootElementName, + int indent) + { + return save(createDocument(dataObject,rootElementURI, rootElementName), + indent); + } + + unsigned int XMLHelperImpl::getErrorCount() const + { + return parseErrors.size(); + } + + + const char* XMLHelperImpl::getErrorMessage(unsigned int errnum) const + { + if (errnum >= 0 && errnum < parseErrors.size()) + { + return parseErrors[errnum]; + } + return 0; + } + + void XMLHelperImpl::setError(const char* message) + { + if (message == 0) return; + char * m = new char[strlen(message) + 1]; + strcpy(m,message); + m[strlen(message)] = 0; + parseErrors.push_back(m); + } + + void XMLHelperImpl::clearErrors() + { + while (!parseErrors.empty()) + { + if (*parseErrors.begin() != 0) + { + delete[] (char*)(*parseErrors.begin()); + } + parseErrors.erase(parseErrors.begin()); + } + } + + } // End - namespace sdo +} // End - namespace commonj |