RegisterWizardMapLoader.cpp

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#include "robot_instance/RegisterWizardMapLoader.h"

using namespace std;
using namespace log4cpp;

void RegisterWizardMapLoader::loadRegistersFromFile(const string& filename, const string& namePrefix, RegisterWizardMapPtr registerWizardMap)
{
    TiXmlDocument file(filename.c_str());
    bool          loadOkay = file.LoadFile();

    if (!loadOkay)
    {
        stringstream err;
        err << "Failed to load file [" << filename << "]";
        NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::FATAL, err.str());
        throw runtime_error(err.str());
    }

    TiXmlHandle doc(&file);
    NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::INFO, "Register file [" + filename + "] successfully loaded.");

    string elementString;

    NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::INFO, "XML being parsed for [RegisterData]");

    // Check for RegisterData
    if (!(doc.FirstChildElement("RegisterData").ToElement()))
    {
        NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::ERROR, "The file " + filename + " has no element named [RegisterData]");
        MissingXMLElementException missingXMLElementException;
        throw missingXMLElementException;
    }

    // Check for Registers
    TiXmlHandle registersElement(doc.FirstChildElement("RegisterData").FirstChildElement("Registers"));

    if (registersElement.ToElement())
    {
        TiXmlHandle currentRegisterElement = 0;

        // Iterate over channels
        currentRegisterElement = registersElement.FirstChild("Register");

        while (currentRegisterElement.ToElement())
        {
            elementString.clear();
            elementString << *(currentRegisterElement.ToElement());
            elementString.append("\n");

            registerWizardMap->insert(RegisterWizardFactory::fromXml(elementString, namePrefix));

            currentRegisterElement = currentRegisterElement.ToElement()->NextSiblingElement("Register");
        }
    }
    else
    {
        NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::ERROR, "The file " + filename + " has no element named [Registers]");
        MissingXMLElementException missingXMLElementException;
        throw missingXMLElementException;
    }

    NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::INFO, "Finished parsing [RegisterData]");
}

std::string RegisterWizardMapLoader::getPropertyFromFile(const std::string& filename, const std::string& property)
{
    TiXmlDocument file(filename.c_str());
    bool          loadOkay = file.LoadFile();

    if (!loadOkay)
    {
        stringstream err;
        err << "Failed to load file [" << filename << "]";
        NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::FATAL, err.str());
        throw runtime_error(err.str());
    }

    TiXmlHandle doc(&file);
    NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::INFO, "Register file [" + filename + "] successfully loaded.");
    NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::INFO, "XML being parsed for [RegisterData]");

    // Check for RegisterData
    if (!(doc.FirstChildElement("RegisterData").ToElement()))
    {
        NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::ERROR, "The file " + filename + " has no element named [RegisterData]");
        MissingXMLElementException missingXMLElementException;
        throw missingXMLElementException;
    }

    // Check for Properties
    std::stringstream ss;
    TiXmlHandle registersElement(doc.FirstChildElement("RegisterData").FirstChildElement("Properties"));

    if (registersElement.ToElement())
    {
        // Check for property
        if (!(registersElement.FirstChildElement(property).ToElement()))
        {
            NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::ERROR, "The file " + filename + " has no property named [" + property + "]");
            MissingXMLElementException missingXMLElementException;
            throw missingXMLElementException;
        }

        ss << registersElement.FirstChildElement(property).ToElement()->GetText();
        return ss.str();
    }
    else
    {
        NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::ERROR, "The file " + filename + " has no element named [Properties]");
        MissingXMLElementException missingXMLElementException;
        throw missingXMLElementException;
    }

    NasaCommonLogging::Logger::log("gov.nasa.robonet.RegisterWizardMapLoader", Priority::INFO, "Finished parsing [RegisterData]");
}