/// <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="T">The payload type</typeparam>
/// <returns></returns>
public virtual T GetOrAddPayload <T>(PayloadFactory <T> payloadFactory)
where T : class
{
if (this is T context)
{
return(context);
}
return(PayloadCache.GetOrAddPayload(payloadFactory));
}
public TPayload GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
where TPayload : class
{
var context = this as TPayload;
if (context != null)
{
return(context);
}
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
public void BasicTest()
{
IPayloadCache p = new PayloadCache();
p.GetOrAddPayload(() => new Item("bob"));
Item i;
Assert.That(p.TryGetPayload(out i), Is.True);
var p2 = p.CreateScope();
p.GetOrAddPayload(() => new Item2("bill"));
Item2 i2;
Assert.That(p2.TryGetPayload(out i2), Is.False);
Item i1;
Assert.That(p2.TryGetPayload(out i1), Is.True);
}
public RabbitMqSendContextImpl(IBasicProperties basicProperties, T message, SendSettings sendSettings,
CancellationToken cancellationToken,
string routingKey = "")
{
CancellationToken = cancellationToken;
_payloadCache = new PayloadCache();
// provide access to the extended settings for RabbitMQ developers
_payloadCache.GetOrAddPayload <RabbitMqSendContext <T> >(() => this);
_payloadCache.GetOrAddPayload <RabbitMqSendContext>(() => this);
Headers = new RabbitMqSendHeaders(basicProperties);
BasicProperties = basicProperties;
Message = message;
Exchange = sendSettings.ExchangeName;
RoutingKey = routingKey;
MessageId = NewId.NextGuid();
Durable = true;
}
public ServiceBusSendContextImpl(T message, CancellationToken cancellationToken)
{
_payloadCache = new PayloadCache();
_payloadCache.GetOrAddPayload <ServiceBusSendContext <T> >(() => this);
Headers = new ServiceBusSendHeaders();
Message = message;
_cancellationToken = cancellationToken;
MessageId = NewId.NextGuid();
Durable = true;
}
TPayload PipeContext.GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
{
TPayload payload;
if (_payloadCache.TryGetPayload(out payload))
{
return(payload);
}
if (_connectionContext.TryGetPayload(out payload))
{
return(payload);
}
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
TPayload TransformContext.GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
{
TPayload payload;
if (_payloadCache.TryGetPayload(out payload))
{
return(payload);
}
if (_context.TryGetPayload(out payload))
{
return(payload);
}
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
public TPayload GetOrAddPayload <TPayload>(PayloadFactory <TPayload> payloadFactory)
where TPayload : class
{
return(_payloadCache.GetOrAddPayload(payloadFactory));
}
