/// <summary>
/// Конструтор класса.
/// </summary>
/// <param name="activityContext">Контекст выполнения действия процесса.</param>
public Context(CodeActivityContext activityContext)
{
SourceActivityContext = activityContext;
_context = new Lazy <IWorkflowContext>(() => SourceActivityContext.GetContext());
_service = new Lazy <IOrganizationService>(() => SourceActivityContext.GetService());
_systemService = new Lazy <IOrganizationService>(() => SourceActivityContext.GetService(null));
_tracingService = new Lazy <ITracingService>(() => SourceActivityContext.GetTracingService());
}