FeatureAdapterTemplate.h

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/***************************************************/
#ifndef FEATUREADAPTERTEMPLATE_H
#define FEATUREADAPTERTEMPLATE_H

#include "api/seabreezeapi/FeatureAdapterInterface.h"
#include "common/buses/Bus.h"
#include "common/exceptions/IllegalArgumentException.h"
#include "common/features/FeatureFamily.h"
#include "common/protocols/Protocol.h"
#include <string>

namespace seabreeze {
    namespace api {

        template <class T> class FeatureAdapterTemplate
                    : public FeatureAdapterInterface {
        public:
            FeatureAdapterTemplate(T *featureInterface, const FeatureFamily &f,
                    Protocol *p, Bus *b, unsigned short instanceIndex) {
                this->feature = featureInterface;
                this->family = f;
                this->protocol = p;
                this->bus = b;
                this->index = instanceIndex;

                /* Create a unique ID based on the feature type and index.  This
                 * might be expanded in the future to use one of the bytes for
                 * the feature type or index as a module number.
                 */
                this->ID = (family.getType() << 16) | (instanceIndex & 0x00FFFF);

                if(0 == this->feature || 0 == this->protocol || 0 == this->bus) {
                    std::string error("Null feature interface, protocol, or bus is not allowed.");
                    throw IllegalArgumentException(error);
                }
            }
            virtual ~FeatureAdapterTemplate() { /* Do nothing -- others delete feature */ }
            T *getFeature() { return this->feature; }

            virtual FeatureFamily &getFeatureFamily() { return this->family; }

            virtual long getID() { return this->ID; }

        protected:
            T *feature;
            FeatureFamily family;
            Protocol *protocol;
            Bus *bus;
            unsigned short index;
            unsigned long ID;
        };
    }
}

#endif