TPayload PipeContext.GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
{
if (_payloadCache != null)
{
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
return(_context.GetOrAddPayload(payloadFactory));
}
/// <summary>
/// Get or add a payload to the context, using the provided payload factory.
/// </summary>
/// <param name="payloadFactory">The payload factory, which is only invoked if the payload is not present.</param>
/// <typeparam name="TPayload">The payload type</typeparam>
/// <returns></returns>
public virtual TPayload GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
where TPayload : class
{
var context = this as TPayload;
if (context != null)
{
return(context);
}
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
T IPayloadCache.GetOrAddPayload <T>(PayloadFactory <T> payloadFactory)
{
if (_payloadCache.TryGetPayload(out T payload))
{
return(payload);
}
if (_parentCache.TryGetPayload(out payload))
{
return(payload);
}
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
public TPayload GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
where TPayload : class
{
TPayload payload;
if (_payloadCache.TryGetPayload(out payload))
{
return(payload);
}
if (_parentCache.TryGetPayload(out payload))
{
return(payload);
}
return(_payloadCache.GetOrAddPayload(payloadFactory));
}