/** Static method that sets the data inside this BoxController from an XML string
   *
   * @param xml :: string generated by BoxController::toXMLString()
   */
  void BoxController::fromXMLString(const std::string & xml)
  {
    using namespace Poco::XML;
    Poco::XML::DOMParser pParser;
    Poco::AutoPtr<Poco::XML::Document> pDoc = pParser.parseString(xml);
    Poco::XML::Element* pBoxElement = pDoc->documentElement();

    std::string s;
    s = pBoxElement->getChildElement("NumDims")->innerText();
    Strings::convert(s, nd);
    if (nd <= 0 || nd > 20) throw std::runtime_error("BoxController::fromXMLString(): Bad number of dimensions found.");

    size_t ival;
    Strings::convert(pBoxElement->getChildElement("MaxId")->innerText(), ival);
    this->setMaxId(ival);
    Strings::convert(pBoxElement->getChildElement("SplitThreshold")->innerText(), ival);
    this->setSplitThreshold(ival);
    Strings::convert(pBoxElement->getChildElement("MaxDepth")->innerText(), ival);
    this->setMaxDepth(ival);

    s = pBoxElement->getChildElement("SplitInto")->innerText();
    this->m_splitInto = splitStringIntoVector<size_t>(s);

    s = pBoxElement->getChildElement("NumMDBoxes")->innerText();
    this->m_numMDBoxes = splitStringIntoVector<size_t>(s);

    s = pBoxElement->getChildElement("NumMDGridBoxes")->innerText();
    this->m_numMDGridBoxes = splitStringIntoVector<size_t>(s);

    this->calcNumSplit();
  }
Exemple #2
0
/**Set the xml string from which the dimension will be generated.
 @param dimensionXMLString : xml string to generate the dimension from.
*/
void IMDDimensionFactory::setXMLString(const std::string& dimensionXMLString)
{
  Poco::XML::DOMParser pParser;
  Poco::XML::Document* pDoc = pParser.parseString(dimensionXMLString);
  Poco::XML::Element* pDimensionElement = pDoc->documentElement();
  m_dimensionXML = pDimensionElement;
}
    /**
    Execution method to run the extraction.
    @return implicit function if one could be found, or a NullImplicitFunction.
    */
    Mantid::Geometry::MDImplicitFunction* vtkDataSetToImplicitFunction::execute()
    {
      using Mantid::Geometry::NullImplicitFunction;
      using Mantid::Geometry::MDGeometryXMLDefinitions;
      std::unique_ptr<Mantid::Geometry::MDImplicitFunction> function =
          Mantid::Kernel::make_unique<NullImplicitFunction>();

      FieldDataToMetadata convert;
      std::string xmlString = convert(m_dataset->GetFieldData(), XMLDefinitions::metaDataId()); 
      if (false == xmlString.empty())
      {
        Poco::XML::DOMParser pParser;
        Poco::AutoPtr<Poco::XML::Document> pDoc = pParser.parseString(xmlString);
        Poco::XML::Element* pRootElem = pDoc->documentElement();
        Poco::XML::Element* functionElem = pRootElem->getChildElement(MDGeometryXMLDefinitions::functionElementName());
        if(NULL != functionElem)
        {
          auto existingFunction =
              std::unique_ptr<Mantid::Geometry::MDImplicitFunction>(
                  Mantid::API::ImplicitFunctionFactory::Instance()
                      .createUnwrapped(functionElem));
          function.swap(existingFunction);
        }
      }
      return function.release();
    }
Exemple #4
0
//---------------------------------------------------------
bool ofXml::loadFromBuffer( const string& buffer )
{
    Poco::XML::DOMParser parser;
    
    // release and nullptr out if we already have a document
    if(document) {
        document->release();
    }
    
    try {
        document = parser.parseString(buffer);
    	element = (Poco::XML::Element*) document->firstChild();
    	document->normalize();
    	return true;
	} catch( const Poco::XML::SAXException & e ) {
		ofLogError("ofXml") << "parse error: " << e.message();
        document = new Poco::XML::Document;
        element = document->documentElement();
        return false;
    } catch( const exception & e ) {
        short msg = atoi(e.what());
        ofLogError("ofXml") << "parse error: " << DOMErrorMessage(msg);
        document = new Poco::XML::Document;
        element = document->documentElement();
        return false;
    }
}
Exemple #5
0
const bool BoardListXML::ParseXML(const std::string &xml)
{
	bool parsed=false;
	Poco::XML::DOMParser dp;

	dp.setEntityResolver(0);

	Initialize();

	try
	{
		Poco::AutoPtr<Poco::XML::Document> doc=dp.parseString(FixCDATA(xml));
		Poco::XML::Element *root=XMLGetFirstChild(doc,"BoardList");
		Poco::XML::Element *boardel=NULL;

		boardel=XMLGetFirstChild(root,"Board");
		while(boardel)
		{
			std::string name="";
			std::string description="";

			Poco::XML::Element *txt=XMLGetFirstChild(boardel,"Name");
			if(txt && txt->firstChild())
			{
				name=SanitizeSingleString(txt->firstChild()->getNodeValue());
				StringFunctions::LowerCase(name,name);
			}
			txt=XMLGetFirstChild(boardel,"Description");
			if(txt && txt->firstChild())
			{
				description=SanitizeSingleString(txt->firstChild()->getNodeValue());
			}

			if(name!="" && description!="")
			{
				m_boards.push_back(board(name,description));
			}

			boardel=XMLGetNextSibling(boardel,"Board");
		}

		parsed=true;

	}
	catch(...)
	{
	}

	return parsed;
}
Exemple #6
0
    /**
    Execution method to run the extraction.
    @return location string
    */
    std::string vtkDataSetToWsLocation::execute()
    {
      using Mantid::Geometry::MDGeometryXMLDefinitions;
      FieldDataToMetadata convert;
      std::string xmlString = convert(m_dataset->GetFieldData(), XMLDefinitions::metaDataId());

      Poco::XML::DOMParser pParser;
      Poco::XML::Document* pDoc = pParser.parseString(xmlString);
      Poco::XML::Element* pRootElem = pDoc->documentElement();
      Poco::XML::Element* wsLocationElem = pRootElem->getChildElement(MDGeometryXMLDefinitions::workspaceLocationElementName());
      if(wsLocationElem == NULL)
      {
        throw std::runtime_error("The element containing the workspace location must be present.");
      }
      return wsLocationElem->innerText();
    }
/*
 * Initalize Poco XML Parser
 */
void LoadGroupXMLFile::initializeXMLParser(const std::string &filename) {
  const std::string xmlText = Kernel::Strings::loadFile(filename);

  // Set up the DOM parser and parse xml file
  Poco::XML::DOMParser pParser;
  try {
    m_pDoc = pParser.parseString(xmlText);
  } catch (Poco::Exception &exc) {
    throw Kernel::Exception::FileError(
        exc.displayText() + ". Unable to parse File:", filename);
  } catch (...) {
    throw Kernel::Exception::FileError("Unable to parse File:", filename);
  }
  // Get pointer to root element
  m_pRootElem = m_pDoc->documentElement();
  if (!m_pRootElem->hasChildNodes()) {
    throw Kernel::Exception::InstrumentDefinitionError(
        "No root element in XML instrument file", filename);
  }
}
Exemple #8
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    /**
    Execution method to run the extraction.
    @return implicit function if one could be found, or a NullImplicitFunction.
    */
    Mantid::Geometry::MDImplicitFunction* vtkDataSetToImplicitFunction::execute()
    {
      using Mantid::MDAlgorithms::NullImplicitFunction;
      using Mantid::Geometry::MDGeometryXMLDefinitions;
      Mantid::Geometry::MDImplicitFunction* function = new NullImplicitFunction;

      FieldDataToMetadata convert;
      std::string xmlString = convert(m_dataset->GetFieldData(), XMLDefinitions::metaDataId()); 
      if (false == xmlString.empty())
      {
        Poco::XML::DOMParser pParser;
        Poco::XML::Document* pDoc = pParser.parseString(xmlString);
        Poco::XML::Element* pRootElem = pDoc->documentElement();
        Poco::XML::Element* functionElem = pRootElem->getChildElement(MDGeometryXMLDefinitions::functionElementName());
        if(NULL != functionElem)
        {
          delete function;
          function = Mantid::API::ImplicitFunctionFactory::Instance().createUnwrapped(functionElem);
        }
      }
      return function;
    }
const bool IdentityIntroductionXML::ParseXML(const std::string &xml)
{
	FreenetSSKKey ssk;
	bool parsed=false;
	Poco::XML::DOMParser dp;

	dp.setEntityResolver(0);

	Initialize();

	try
	{
		Poco::AutoPtr<Poco::XML::Document> doc=dp.parseString(FixCDATA(xml));
		Poco::XML::Element *root=XMLGetFirstChild(doc,"IdentityIntroduction");
		Poco::XML::Element *txt=NULL;

		txt=XMLGetFirstChild(root,"Identity");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_identity=SanitizeSingleString(txt->firstChild()->getNodeValue());
				if(ssk.TryParse(m_identity)==false)
				{
					return false;
				}
				m_identity=ssk.GetBaseKey();
			}
		}

		parsed=true;
	}
	catch(...)
	{
	}

	return parsed;
}
svgtiny_code svgtiny_parse(struct svgtiny_diagram *diagram,
		const char *buffer, size_t size, const char *url,
		int viewport_width, int viewport_height)
{
	
    Poco::XML::Document *document;
	//Poco::XML::Element *svg;
    Poco::XML::Element *svg;
	struct svgtiny_parse_state state;
	float x, y, width, height;
	svgtiny_code code;

	assert(diagram);
	assert(buffer);
	assert(url);
    
    std::string str(buffer);
    
    Poco::XML::DOMParser parser;
    document = parser.parseString(str);

    svg = document->documentElement();
    
    //std::cout << svg->localName() << std::endl;
    
	if (!svg)
		return svgtiny_NOT_SVG;
    if (svg->localName().compare("svg") != 0)
		return svgtiny_NOT_SVG;

	/* get graphic dimensions */
	state.diagram = diagram;
	state.document = document;
	state.viewport_width = viewport_width;
	state.viewport_height = viewport_height;
	svgtiny_parse_position_attributes(svg, state, &x, &y, &width, &height);
	diagram->width = width;
	diagram->height = height;

	/* set up parsing state */
	state.viewport_width = width;
	state.viewport_height = height;
	state.ctm.a = 1; /*(float) viewport_width / (float) width;*/
	state.ctm.b = 0;
	state.ctm.c = 0;
	state.ctm.d = 1; /*(float) viewport_height / (float) height;*/
	state.ctm.e = 0; /*x;*/
	state.ctm.f = 0; /*y;*/
	/*state.style = css_base_style;
	state.style.font_size.value.length.value = option_font_size * 0.1;*/
	state.fill = 0x000000;
	state.stroke = svgtiny_TRANSPARENT;
	state.stroke_width = 1;
	state.linear_gradient_stop_count = 0;

	/* parse tree */
	code = svgtiny_parse_svg(svg, state, diagram);

	/* free XML tree */
	//xmlFreeDoc(document);

	return code;
}
Exemple #11
0
const bool MessageXML::ParseXML(const std::string &xml)
{
	bool parsed=false;
	Poco::XML::DOMParser dp;

	dp.setEntityResolver(0);

	Initialize();

	try
	{
		Poco::AutoPtr<Poco::XML::Document> doc=dp.parseString(FixCDATA(xml));
		Poco::XML::Element *root=XMLGetFirstChild(doc,"Message");
		Poco::XML::Element *txt=NULL;

		txt=XMLGetFirstChild(root,"Date");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_date=SanitizeSingleString(txt->firstChild()->getNodeValue());
			}
		}
		txt=XMLGetFirstChild(root,"Time");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_time=SanitizeSingleString(txt->firstChild()->getNodeValue());
			}
		}
		txt=XMLGetFirstChild(root,"Subject");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_subject=SanitizeSingleString(txt->firstChild()->getNodeValue());
			}
		}
		txt=XMLGetFirstChild(root,"MessageID");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_messageid=SanitizeSingleString(txt->firstChild()->getNodeValue());
			}
		}
		txt=XMLGetFirstChild(root,"ReplyBoard");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_replyboard=SanitizeSingleString(txt->firstChild()->getNodeValue());
				// strip off everything after , in board name
				if(m_replyboard.find(',')!=std::string::npos)
				{
					m_replyboard.erase(m_replyboard.find(','));
				}
				m_replyboard=Board::FixBoardName(m_replyboard);
			}
		}
		txt=XMLGetFirstChild(root,"Body");
		if(txt)
		{
			if(txt->firstChild())
			{
				m_body=txt->firstChild()->getNodeValue();
			}
		}
		Poco::XML::Element *boards=XMLGetFirstChild(root,"Boards");
		if(boards)
		{
			Poco::XML::Element *board=XMLGetFirstChild(boards,"Board");
			while(board)
			{
				if(board->firstChild())
				{
					std::string boardname=SanitizeSingleString(board->firstChild()->getNodeValue());
					// strip off everything after , in board name
					if(boardname.find(',')!=std::string::npos)
					{
						boardname.erase(boardname.find(','));
					}
					boardname=Board::FixBoardName(boardname);
					m_boards.push_back(boardname);
				}
				board=XMLGetNextSibling(board,"Board");
			}
		}
		Poco::XML::Element *inreplyto=XMLGetFirstChild(root,"InReplyTo");
		if(inreplyto)
		{
			Poco::XML::Element *message=XMLGetFirstChild(inreplyto,"Message");
			while(message)
			{
				Poco::XML::Element *orderel=XMLGetFirstChild(message,"Order");
				Poco::XML::Element *messageidel=XMLGetFirstChild(message,"MessageID");
				if(orderel && orderel->firstChild() && messageidel && messageidel->firstChild())
				{
					int order=-1;
					std::string messageid="";

					StringFunctions::Convert(orderel->firstChild()->getNodeValue(),order);
					messageid=messageidel->firstChild()->getNodeValue();

					if(order!=-1 && messageid!="")
					{
						m_inreplyto[order]=messageid;
					}
				}
				message=XMLGetNextSibling(message,"Message");
			}
		}
		Poco::XML::Element *attachments=XMLGetFirstChild(root,"Attachments");
		if(attachments)
		{
			Poco::XML::Element *file=XMLGetFirstChild(attachments,"File");
			while(file)
			{
				Poco::XML::Element *keyel=XMLGetFirstChild(file,"Key");
				Poco::XML::Element *sizeel=XMLGetFirstChild(file,"Size");

				if(keyel && keyel->firstChild() && sizeel && sizeel->firstChild())
				{
					int size=-1;
					std::string key="";
					
					StringFunctions::Convert(sizeel->firstChild()->getNodeValue(),size);
					key=keyel->firstChild()->getNodeValue();

					if(size!=-1 && key!="")
					{
						m_fileattachments.push_back(fileattachment(key,size));
					}
				}

				file=XMLGetNextSibling(file,"File");
			}
		}

		parsed=true;

	}
	catch(Poco::Exception &e)
	{
		m_lasterror="Caught exception - "+e.displayText();
	}
	catch(...)
	{
	}

	return parsed;
}
Exemple #12
0
svgtiny_code svgtiny_parse(svgInfo &info,struct svgtiny_diagram *diagram, const char *buffer,int viewport_width, int viewport_height){
	
    Poco::XML::Document *document;
    Poco::XML::Element *svg;
	struct svgtiny_parse_state state;
	float x, y, width, height;
	svgtiny_code code;

    
    
    
	assert(diagram);
	assert(buffer);

    
    string rawXMLstring(buffer);
    
    //info.rawXML = rawXMLstring;
    
    //parser is statically allocated
    Poco::XML::DOMParser parser;
    
    /*
     Why does this upset the internal SVG parser?
     */
    //parser.setFeature(Poco::XML::XMLReader::FEATURE_NAMESPACES, false);
    
    document = parser.parseString(rawXMLstring);
    

    svg = document->documentElement();
    
    
    
    //std::cout << svg->localName() << std::endl;
    
	if (!svg){
		code = svgtiny_NOT_SVG;
        return code;
    }else if(svg->localName().compare("svg") != 0){
		code= svgtiny_NOT_SVG;
        return code;
    }else{
    
    
	/* get graphic dimensions */
	state.diagram = diagram;
	state.document = document;
	state.viewport_width = viewport_width;
	state.viewport_height = viewport_height;
	svgtiny_parse_position_attributes(svg, state, &x, &y, &width, &height);
	diagram->width = width;
	diagram->height = height;

	/* set up parsing state */
	state.viewport_width = width;
	state.viewport_height = height;
	state.ctm.a = 1; /*(float) viewport_width / (float) width;*/
	state.ctm.b = 0;
	state.ctm.c = 0;
	state.ctm.d = 1; /*(float) viewport_height / (float) height;*/
	state.ctm.e = 0; /*x;*/
	state.ctm.f = 0; /*y;*/
	/*state.style = css_base_style;
	state.style.font_size.value.length.value = option_font_size * 0.1;*/
	state.fill = 0x000000;
	state.stroke = svgtiny_TRANSPARENT;
	state.stroke_width = 1;
	state.linear_gradient_stop_count = 0;
        
        
        //borg
    state.info = &info;

	/* parse tree */

    ofPtr<svgNode> rootnode(new svgNode());
    rootnode->type = SVG_TAG_TYPE_DOCUMENT;
    info.rootnode = rootnode;
        
        
        
        //store root svg info
        
        info.width = ofToString(svg->getAttribute("width").c_str());
        info.height = ofToString(svg->getAttribute("height").c_str());
        info.x = ofToString(svg->getAttribute("x").c_str());
        info.y = ofToString(svg->getAttribute("y").c_str());
        info.viewbox = ofToString(svg->getAttribute("viewBox").c_str());
        info.id = ofToString(svg->getAttribute("id").c_str());
        info.xmlns = ofToString(svg->getAttribute("xmlns").c_str());
        info.version = ofToString(svg->getAttribute("version").c_str());
        info.preserveAspectRatio = ofToString(svg->getAttribute("preserveAspectRatio").c_str());
               
        
	code = svgtiny_parse_svg(info,svg, state,rootnode);

    }
    
        
    
	/* free XML tree */
	//xmlFreeDoc(document);
    
    
    //return without namespace
    //parser.setFeature(Poco::XML::XMLReader::FEATURE_NAMESPACES, false);
    //document = parser.parseString(rawXMLstring);

	return code;
}
Exemple #13
0
const bool SoneXML::ParseXML(const std::string &xml)
{
	bool parsed=false;
	Poco::XML::DOMParser dp;

	dp.setEntityResolver(0);

	Initialize();

	try
	{
		Poco::AutoPtr<Poco::XML::Document> doc=dp.parseString(FixCDATA(xml));
		Poco::XML::Element *root=XMLGetFirstChild(doc,"sone");
		Poco::XML::Element *posts=NULL;
		Poco::XML::Element *replies=NULL;
		Poco::XML::Element *txt=NULL;
		Poco::XML::Element *profile=NULL;
		Poco::XML::Element *albums=NULL;

		if(root)
		{
			posts=XMLGetFirstChild(root,"posts");
			replies=XMLGetFirstChild(root,"replies");
			profile=XMLGetFirstChild(root,"profile");
			albums=XMLGetFirstChild(root,"albums");
		}

		if(posts)
		{

			txt=XMLGetFirstChild(posts,"post");
			while(txt)
			{
				std::string id("");
				std::string timestr("");
				Poco::Timestamp::TimeVal timeval;
				Poco::DateTime messagetime;
				std::string messagetext("");

				Poco::XML::Element *el;
				el=XMLGetFirstChild(txt,"id");
				if(el && el->firstChild())
				{
					id=el->firstChild()->getNodeValue();
				}

				el=XMLGetFirstChild(txt,"time");
				if(el && el->firstChild())
				{
					timestr=el->firstChild()->getNodeValue();
					StringFunctions::Convert(timestr,timeval);
					messagetime=Poco::Timestamp(timeval*static_cast<Poco::Timestamp::TimeVal>(1000));
				}

				el=XMLGetFirstChild(txt,"text");
				if(el && el->firstChild())
				{
					messagetext=el->firstChild()->getNodeValue();
				}

				if(id!="" && messagetext!="")
				{
					m_messages.push_back(message(messagetime,id,std::string(""),messagetext));
				}

				txt=XMLGetNextSibling(txt,"post");
			}
		}

		if(replies)
		{

			txt=XMLGetFirstChild(replies,"reply");
			while(txt)
			{
				std::string id("");
				std::string replyto("");
				std::string timestr("");
				Poco::Timestamp::TimeVal timeval;
				Poco::DateTime messagetime;
				std::string messagetext("");

				Poco::XML::Element *el;
				el=XMLGetFirstChild(txt,"id");
				if(el && el->firstChild())
				{
					id=el->firstChild()->getNodeValue();
				}

				el=XMLGetFirstChild(txt,"post-id");
				if(el && el->firstChild())
				{
					replyto=el->firstChild()->getNodeValue();
				}

				el=XMLGetFirstChild(txt,"time");
				if(el && el->firstChild())
				{
					timestr=el->firstChild()->getNodeValue();
					StringFunctions::Convert(timestr,timeval);
					messagetime=Poco::Timestamp(timeval*static_cast<Poco::Timestamp::TimeVal>(1000));
				}

				el=XMLGetFirstChild(txt,"text");
				if(el && el->firstChild())
				{
					messagetext=el->firstChild()->getNodeValue();
				}

				if(id!="" && messagetext!="")
				{
					m_messages.push_back(message(messagetime,id,replyto,messagetext));
				}

				txt=XMLGetNextSibling(txt,"reply");
			}

		}

		if(profile)
		{
			std::string avatarid("");
			Poco::XML::Element *avatar=XMLGetFirstChild(profile,"avatar");
			if(avatar && avatar->firstChild() && avatar->firstChild()->getNodeValue()!="")
			{
				std::string avatarid=avatar->firstChild()->getNodeValue();
				if(albums)
				{
					Poco::XML::Element *album=XMLGetFirstChild(albums,"album");
					while(album)
					{
						Poco::XML::Element *images=XMLGetFirstChild(album,"images");
						if(images)
						{
							Poco::XML::Element *image=XMLGetFirstChild(images,"image");
							while(image)
							{
								Poco::XML::Element *imid=XMLGetFirstChild(image,"id");
								if(imid && imid->firstChild())
								{
									if(imid->firstChild()->getNodeValue()==avatarid)
									{
										Poco::XML::Element *key=XMLGetFirstChild(image,"key");
										if(key && key->firstChild())
										{
											m_avatar=key->firstChild()->getNodeValue();
										}
									}
								}
								image=XMLGetNextSibling(image,"image");
							}
						}
						album=XMLGetNextSibling(album,"album");
					}
				}
			}
		}

		parsed=true;

	}
	catch(...)
	{
	}

	return parsed;

}
Exemple #14
0
void TskPipeline::initialize(const std::string & pipelineConfig)
{
    if (pipelineConfig.empty())
    {
        throw TskException("TskPipeline::initialize: Pipeline configuration string is empty.");
    }

    try
    {
        Poco::XML::DOMParser parser;
        Poco::AutoPtr<Poco::XML::Document> xmlDoc = parser.parseString(pipelineConfig);

        // Get all Module elements
        Poco::AutoPtr<Poco::XML::NodeList> modules =
            xmlDoc->getElementsByTagName(TskPipeline::MODULE_ELEMENT);

        if (modules->length() == 0)
        {
            LOGWARN(L"TskPipeline::initialize - No modules found in config file.");
            return;
        }

        // Size our list based on the number of modules
        m_modules.resize(modules->length());

        // Iterate through the module elements, make sure they are increasing order
        // we now allow for gaps to make it easier to comment things out.
        int prevOrder = -1;
        for (unsigned int i = 0; i < modules->length(); i++)
        {
            Poco::XML::Node * pNode = modules->item(i);
            Poco::XML::Element* pElem = dynamic_cast<Poco::XML::Element*>(pNode);
            Poco::XML::XMLString orderStr = pElem->getAttribute(TskPipeline::MODULE_ORDER_ATTR);
            if (orderStr == "") {
                throw TskException("TskPipeline::initialize: Module order missing.");
            }
            int order;
            try
            {
                order = Poco::NumberParser::parse(orderStr);
            } catch (Poco::SyntaxException ex)
            {
                std::stringstream msg;
                msg << "TskPipeline::initialize - Module order must a decimal number. Got " << orderStr.c_str();
                throw TskException(msg.str());
            }
            if (order <= prevOrder)
            {
                std::stringstream msg;
                msg << "TskPipeline::initialize - Expecting order bigger than " << prevOrder << ", got " << order;
                throw TskException(msg.str());
            }
            prevOrder = order;
        }

        // Iterate through the module elements creating a new Module for each one
        m_modules.clear();
        for (unsigned int i = 0; i < modules->length(); i++)
        {
            Poco::XML::Node * pNode = modules->item(i);
            Poco::XML::Element* pElem = dynamic_cast<Poco::XML::Element*>(pNode);

            if (!pElem)
                continue;

            // Create a new module
            TskModule * pModule = createModule(pElem);

            if (pModule == NULL)
            {
                throw TskException("TskPipeline::initialize - Module creation failed.");
            }

            if (m_loadDll)
            {
                TskImgDB& imgDB = TskServices::Instance().getImgDB();

                // Insert into Modules table
                int moduleId = 0;
                if (imgDB.addModule(pModule->getName(), pModule->getDescription(), moduleId))
                {
                    std::stringstream errorMsg;
                    errorMsg << "TskPipeline::initialize - Failed to insert into Modules table. "
                             << " module name=" << pModule->getName() ;
                    throw TskException(errorMsg.str());
                }
                else
                {
                    pModule->setModuleId(moduleId);
                    m_moduleNames.insert(std::make_pair(moduleId, pModule->getName()));
                    m_moduleExecTimes.insert(std::make_pair(moduleId, Poco::Timespan()));
                }
                bool duplicate = false;
                for (std::vector<TskModule*>::iterator it = m_modules.begin(); it != m_modules.end(); it++) {
                    if ((*it)->getModuleId() == pModule->getModuleId()) {
                        duplicate = true;
                        std::stringstream msg;
                        msg << "TskPipeline::initialize - " << pModule->getName() << " is a duplicate module. " <<
                            "The duplicate will not be added to the pipeline";
                        throw TskException(msg.str());
                    }
                }
                if (!duplicate)
                    m_modules.push_back(pModule);
            }
        }
    }
    // rethrow this, otherwise it is caught by std::exception and we lose the detail.
    catch (TskException& ex) {
        throw(ex);
    }
    catch (std::exception& ex)
    {
        std::stringstream errorMsg;
        errorMsg << "TskPipeline::initialize - Pipeline initialization failed: " <<ex.what() ;
        throw TskException(errorMsg.str());
    }
}
/**
Peforms the processing associated with these transformations.
*/
void MDGeometryXMLParser::execute() {
  Poco::XML::DOMParser pParser;
  Poco::AutoPtr<Poco::XML::Document> pDoc = pParser.parseString(m_xmlToProcess);
  Poco::XML::Element *pRootElem = pDoc->documentElement();
  // Apply root node checking if supplied.
  Poco::XML::Element *geometryXMLElement = nullptr;
  if (!m_rootNodeName.empty()) {
    Poco::XML::Element *temp = pRootElem->getChildElement(m_rootNodeName);
    geometryXMLElement = temp;
    if (geometryXMLElement == nullptr) {
      std::string message =
          "Root node was not found to be the expected value of " +
          m_rootNodeName;
      throw std::runtime_error(message);
    }
  } else {
    // The default is to take the root node to be the geometry xml element.
    geometryXMLElement = pRootElem;
  }

  Poco::AutoPtr<Poco::XML::NodeList> dimensionsXML =
      geometryXMLElement->getElementsByTagName(
          MDGeometryXMLDefinitions::workspaceDimensionElementName());
  size_t nDimensions = dimensionsXML->length();
  VecIMDDimension_sptr vecAllDims(nDimensions);

  ////Extract dimensions
  for (size_t i = 0; i < nDimensions; i++) {
    Poco::XML::Element *dimensionXML = static_cast<Poco::XML::Element *>(
        dimensionsXML->item(static_cast<unsigned long>(i)));
    vecAllDims[i] = createDimension(*dimensionXML);
  }
  VecIMDDimension_sptr vecNonMappedDims = vecAllDims;
  Poco::XML::Element *xDimensionElement = geometryXMLElement->getChildElement(
      MDGeometryXMLDefinitions::workspaceXDimensionElementName());
  std::string xDimId =
      xDimensionElement
          ->getChildElement(
                MDGeometryXMLDefinitions::workspaceRefDimensionElementName())
          ->innerText();
  if (!xDimId.empty()) {
    auto xDimensionIt =
        find_if(vecAllDims.begin(), vecAllDims.end(), findID(xDimId));
    if (xDimensionIt == vecAllDims.end()) {
      throw std::invalid_argument("Cannot determine x-dimension mapping.");
    }
    m_xDimension = *xDimensionIt;
    vecNonMappedDims.erase(std::remove_if(vecNonMappedDims.begin(),
                                          vecNonMappedDims.end(),
                                          findID(xDimId)),
                           vecNonMappedDims.end());
  }

  Poco::XML::Element *yDimensionElement = geometryXMLElement->getChildElement(
      MDGeometryXMLDefinitions::workspaceYDimensionElementName());
  std::string yDimId =
      yDimensionElement
          ->getChildElement(
                MDGeometryXMLDefinitions::workspaceRefDimensionElementName())
          ->innerText();

  if (!yDimId.empty()) {
    auto yDimensionIt =
        find_if(vecAllDims.begin(), vecAllDims.end(), findID(yDimId));
    if (yDimensionIt == vecAllDims.end()) {
      throw std::invalid_argument("Cannot determine y-dimension mapping.");
    }
    m_yDimension = *yDimensionIt;
    vecNonMappedDims.erase(std::remove_if(vecNonMappedDims.begin(),
                                          vecNonMappedDims.end(),
                                          findID(yDimId)),
                           vecNonMappedDims.end());
  }

  Poco::XML::Element *zDimensionElement = geometryXMLElement->getChildElement(
      MDGeometryXMLDefinitions::workspaceZDimensionElementName());
  std::string zDimId =
      zDimensionElement
          ->getChildElement(
                MDGeometryXMLDefinitions::workspaceRefDimensionElementName())
          ->innerText();

  if (!zDimId.empty()) {
    auto zDimensionIt =
        find_if(vecAllDims.begin(), vecAllDims.end(), findID(zDimId));
    if (zDimensionIt == vecAllDims.end()) {
      throw std::invalid_argument("Cannot determine z-dimension mapping.");
    }
    m_zDimension = *zDimensionIt;
    vecNonMappedDims.erase(std::remove_if(vecNonMappedDims.begin(),
                                          vecNonMappedDims.end(),
                                          findID(zDimId)),
                           vecNonMappedDims.end());
  }

  Poco::XML::Element *tDimensionElement = geometryXMLElement->getChildElement(
      MDGeometryXMLDefinitions::workspaceTDimensionElementName());
  std::string tDimId =
      tDimensionElement
          ->getChildElement(
                MDGeometryXMLDefinitions::workspaceRefDimensionElementName())
          ->innerText();
  if (!tDimId.empty()) {
    auto tDimensionIt =
        find_if(vecAllDims.begin(), vecAllDims.end(), findID(tDimId));
    if (tDimensionIt == vecAllDims.end()) {
      throw std::invalid_argument("Cannot determine t-dimension mapping.");
    }
    m_tDimension = *tDimensionIt;
    if (!vecNonMappedDims.empty()) {
      vecNonMappedDims.erase(std::remove_if(vecNonMappedDims.begin(),
                                            vecNonMappedDims.end(),
                                            findID(tDimId)),
                             vecNonMappedDims.end());
    }
  }
  m_vecNonMappedDims = vecNonMappedDims; // Copy with strong guarantee.
  m_vecAllDims = vecAllDims;
  m_executed = true;
}