DeviceLogicalEventElement.cpp

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// Copyright CERN 2012 - Developed in collaboration with GSI

#include <fesa-core/Utilities/ParserElements/DeviceLogicalEventElement.h>
#include <fesa-core/Utilities/ParserElements/ClassElement.h>
#include <fesa-core/Utilities/ParserElements/EventConfigurationElement.h>
#include <fesa-core/Utilities/ParserElements/ParserElementDefs.h>
#include <fesa-core/Exception/FesaExceptionDef.h>
#include <fesa-core/DataStore/AbstractDevice.h>
#include <fesa-core/Utilities/XMLParser.h>

namespace fesa
{

DeviceLogicalEventElement::DeviceLogicalEventElement(): isInitialized_(false)
{

}

DeviceLogicalEventElement::~DeviceLogicalEventElement()
{

}

void DeviceLogicalEventElement::initialize(const std::string& xpath, ElementXML *deviceLogicalEventElement)
{
        logicalEventName_ = deviceLogicalEventElement->name_;
        loadEventConfigurationNameRef(xpath,deviceLogicalEventElement);

        isInitialized_ = true;
}

void DeviceLogicalEventElement::loadEventConfigurationNameRef(const std::string& xpath,ElementXML* deviceLogicalEventElement)
{
        //only one possible sub-element, which is mandatory
        std::string xpathEventConfigRef = xpath +  "/" + EVENT_CONFIGURATION_REF_TAG;
    if(deviceLogicalEventElement->childList_.empty())
    {
        throw FesaException(__FILE__, __LINE__, FesaErrorXMLElementNotFound.c_str(),xpathEventConfigRef.c_str());
    }
    ElementXML* eventConfigurationRefElement = deviceLogicalEventElement->childList_[0];

    if(eventConfigurationRefElement->name_ != EVENT_CONFIGURATION_REF_TAG)
    {
        throw FesaException(__FILE__, __LINE__, FesaErrorXMLElementNotFound.c_str(),xpathEventConfigRef.c_str());
    }

        //only one possible attribute, which is mandatory
    std::string xpathEventConfigRefName = xpathEventConfigRef + "/@name";
    if(eventConfigurationRefElement->attributeList_.empty())
    {
        throw FesaException(__FILE__, __LINE__, FesaErrorXMLAttributeNotFound.c_str(),xpathEventConfigRefName.c_str());
    }

    AttributeXML* firstAttribute = (eventConfigurationRefElement->attributeList_)[0];
    if(firstAttribute->name_ != EVENT_CONFIGURATION_REF_ATTRIBUTE_TAG)
    {
        throw FesaException(__FILE__, __LINE__, FesaErrorXMLAttributeNotFound.c_str(),xpathEventConfigRefName.c_str());
    }
    eventConfigurationRefName_ = firstAttribute->value_;
}

void DeviceLogicalEventElement::connectEventConfigRef(AbstractDevice* device,boost::shared_ptr<ClassElement> classElement)
{
        if(!isInitialized_)
                throw FesaException(__FILE__, __LINE__, FesaErrorParserElementNotInitialized.c_str());

        eventConfigurationElementRef_ = classElement->getEventConfigurationElementRef(logicalEventName_,eventConfigurationRefName_);
        eventConfigurationElementRef_->addDeviceRef(device);
}

}