ServiceTypeDescriptionRepository.cpp

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/*
Copyright 2007, 2008, 2009, 2010, 2011 Instituto de Sistemas e Robotica, Instituto Superior Tecnico

This file is part of MeRMaID.

MeRMaID is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

MeRMaID is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with MeRMaID.  If not, see <http://www.gnu.org/licenses/>.
*/



/**
 * @Filename ServiceTypeDescriptionRepository.cpp
 * @Description Support ServiceTypeDescriptionRepository implementation
 * @Status Work in Progress
 * @Version $Id: ServiceTypeDescriptionRepository.cpp 1 2011-03-04 18:13:18Z jreis $
 * @Maintainer Marco (mafb@isr.ist.utl.pt)
 */


#include "config.h"

#include "ServiceTypeDescriptionRepository.hpp"
#include "ServiceInterfaceDescription.hpp"
#include "Service.hpp"

#include <Exception.hpp>
#include <XmlElement.hpp>
#include <XmlElementVector.hpp>

#include <iostream>
#include <sstream>

using namespace mermaid::support::service;
using mermaid::support::errorhandling::Exception;
using mermaid::support::xml::XmlElement;
using mermaid::support::xml::XmlElementVector;

shared_ptr<ServiceTypeDescriptionRepository> ServiceTypeDescriptionRepository::instance_ = shared_ptr<ServiceTypeDescriptionRepository> (new ServiceTypeDescriptionRepository());

ServiceTypeDescriptionRepository::ServiceTypeDescriptionRepository()
{
  descriptionMap_ = map<std::string, shared_ptr<ServiceTypeDescription> >();
}; // ServiceDescriptionRepository()

shared_ptr<ServiceTypeDescriptionRepository> ServiceTypeDescriptionRepository::getInstance()
{
  return instance_;
}; // getInstance()

void ServiceTypeDescriptionRepository::addServiceTypeDescription (shared_ptr<ServiceTypeDescription> description)
{

  std::string serviceTypeName = description->getServiceTypeName();
  
  if (descriptionMap_.find (serviceTypeName) != descriptionMap_.end()) {
    std::stringstream ss;
    ss << "ServiceTypeDescriptionRepository::addServiceTypeDescription : ServiceDescriptionRepository already has a ServiceTypeDescription with serviceTypeName=\"" << serviceTypeName << "\"";
    throw Exception (ss.str());
  };
  
  std::cerr << "ServiceTypeDescriptionRepository::addServiceTypeDescription(serviceTypeName=\"" << serviceTypeName << "\")" << std::endl;
  
  descriptionMap_[serviceTypeName] = description;
}; // addServiceTypeDescription()


/*void ServiceDescriptionRepository::addServiceDescriptionsFromEntityDescriptionList(shared_ptr<XmlElement> e)
{
    XmlElementVector entityVector = e->getChildrenElements();

    XmlElementVector::iterator entityIt;

    for(entityIt = entityVector.begin(); entityIt!=entityVector.end(); entityIt++)
    {
        shared_ptr<XmlElement> entityElement = *entityIt;
        if(entityElement->getName().compare("entity") != 0)
        {
            throw Exception("ServiceDescriptionRepository::addServiceDescriptionsFromEntityDescriptionList : XML file incorrectly formatted : unable to get entity element");
        }

        XmlElementVector entityChildren = entityElement->getChildrenElements();
        shared_ptr<XmlElement> entityNameElement = entityChildren.getFirstElementWithName("name");
        if(entityNameElement == false)
        {
            throw Exception("ServiceDescriptionRepository::addServiceDescriptionsFromEntityDescriptionList : XML file incorrectly formatted : unable to get entity name element");
        }

        std::string entityName = (std::string)(*entityNameElement->getFirstNonBlankCharData().get());

        std::cerr << "ServiceDescriptionRepository::addServiceDescriptionsFromEntityDescriptionList : entityName=\"" << entityName << "\"" << std::endl;

        XmlElementVector serviceVector = entityElement->getChildrenElements().getElementsWithName("service-description");

        XmlElementVector::iterator serviceIt;

        for(serviceIt = serviceVector.begin(); serviceIt!=serviceVector.end(); serviceIt++)
        {
            shared_ptr<XmlElement> serviceDescriptionElement = * serviceIt;
            shared_ptr<ServiceDescription> serviceDescription = ServiceDescriptionFactory::buildServiceDescription(serviceDescriptionElement);
            std::string serviceName = serviceDescription->getServiceName();


            std::cerr << "ServiceDescriptionRepository::addServiceDescriptionsFromEntityDescriptionList : adding: entityName=\"" << entityName << "\" serviceName=\"" << serviceName << "\"" << std::endl;
            this->addServiceDescription(entityName, serviceName, serviceDescription);
        }; // for serviceIt

    }; // for entityIt

    //throw Exception("ServiceDescriptionRepository::addServiceDescriptionsFromXmlDocument : not implemented");
}; // addServiceDescriptionsFromXmlDocument()*/

shared_ptr<ServiceTypeDescription> ServiceTypeDescriptionRepository::getServiceTypeDescription (std::string serviceTypeName)
{

  shared_ptr<ServiceTypeDescription> description = descriptionMap_[serviceTypeName];
  
  if (description == false) {
    std::stringstream ss;
    ss << "ServiceTypeDescriptionRepository::getServiceTypeDescription :  ServiceDescriptionRepository does not have a ServiceTypeDescription with serviceTypeName=\"" << serviceTypeName << "\"";
    throw Exception (ss.str());
  }
  else {
    return description;
  }
}; // getServiceTypeDescription()