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/*
* 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;
}
XMLDocumentPtr XMLHelperImpl::createDocument(DataObjectPtr dataObject)
{
SDOXMLString rootElementName = "";
SDOXMLString rootElementURI = "";
if (dataObject)
{
// Set the root element name to the name of the containment property
// or null if there is no container
try
{
DataObjectPtr cont = dataObject->getContainer();
if (cont != 0)
{
const Property& containmentProp = dataObject->getContainmentProperty();
rootElementName = containmentProp.getName();
rootElementURI = cont->getType().getURI();
}
else
{
DataFactory* df = dataFactory;
rootElementURI = dataObject->getType().getURI();
rootElementName = ((DataFactoryImpl*)df)->getRootElementName().c_str();
}
}
catch (SDOPropertyNotFoundException&)
{}
}
return new XMLDocumentImpl(dataObject, rootElementURI, rootElementName);
}
// const TypeImpl* XMLHelperImpl::findRoot(DataFactory* df,
// const char* rootElementURI)
// {
// if (rootElementURI != 0)
// {
// return ((DataFactoryImpl*)df)->findTypeImpl
// (rootElementURI, "RootType");
// }
// const TypeList& tl = df->getTypes();
// for (int i=0;i<tl.size();i++)
// {
// if (!strcmp("RootType",tl[i].getName()))
// {
// return ((DataFactoryImpl*)df)->findTypeImpl(tl[i].getURI(), "RootType");
// }
// }
// return 0;
// }
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 char* elementname,
// const char* 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 ");
// if (elementname != 0) msg += elementname;
// SDO_THROW_EXCEPTION("createDocument", SDOUnsupportedOperationException,
// msg.c_str());
// }
// if ((elementname != 0) && (strlen(elementname) != 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(), /*tp.getName()*/ elementname);
// }
// 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(), /*tp.getName()*/ pl.getName());
// }
// std::string msg("createDocument - unable to find root type in namespace ");
// if (rootElementURI != 0)
// msg += rootElementURI;
// else
// msg += " NULL";
// SDO_THROW_EXCEPTION("createDocument", SDOUnsupportedOperationException,
// msg.c_str());
// }
// +++
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(), /*tp.getName()*/
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(), /*tp.getName()*/ 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)
{
return new XMLDocumentImpl(dataObject, rootElementURI, rootElementName);
}
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);
}
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);
}
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);
}
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);
}
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
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