OW_ResultHandlerIFC.hpp

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#ifndef OW_RESULTHANDLERIFC_HPP_INCLUDE_GUARD_
#define OW_RESULTHANDLERIFC_HPP_INCLUDE_GUARD_
#include "OW_config.h"
#include "OW_IfcsFwd.hpp" // for the *ResultHandler typedefs

namespace OW_NAMESPACE
{

/*
 * An abstract callback object to handle results from some form of operation.
 */
template <typename T>
class ResultHandlerIFC
{
public:
   /*
    * Handle a result.
    * An exception may be thrown by a derived class.
    *
    * @param x A value that needs to be handled.
    */
   void handle(const T& x)
   {
      doHandle(x);
   }
   virtual ~ResultHandlerIFC();
protected:
   virtual void doHandle(const T& x) = 0;
};
template <typename T>
ResultHandlerIFC<T>::~ResultHandlerIFC()
{
}
OW_EXPORT_TEMPLATE(OW_COMMON_API, ResultHandlerIFC, CIMInstance);
OW_EXPORT_TEMPLATE(OW_COMMON_API, ResultHandlerIFC, CIMClass);
OW_EXPORT_TEMPLATE(OW_COMMON_API, ResultHandlerIFC, CIMQualifierType);
OW_EXPORT_TEMPLATE(OW_COMMON_API, ResultHandlerIFC, String);
OW_EXPORT_TEMPLATE(OW_COMMON_API, ResultHandlerIFC, CIMObjectPath);

} // end namespace OW_NAMESPACE

#endif

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