public Task <ITriggerBinding?> TryCreateAsync(TriggerBindingProviderContext context)
{
ParameterInfo parameter = context.Parameter;
var attribute = parameter.GetCustomAttribute <DaprTopicTriggerAttribute>(inherit: false);
if (attribute == null)
{
return(Utils.NullTriggerBindingTask);
}
// Resolve names in pub/sub, topic, and route from settings
if (!this.nameResolver.TryResolveWholeString(attribute.PubSubName, out var pubSubName))
{
pubSubName = attribute.PubSubName;
}
string topic = TriggerHelper.ResolveTriggerName(parameter, this.nameResolver, attribute.Topic);
if (attribute.Route is null || !this.nameResolver.TryResolveWholeString(attribute.Route, out var route))
{
route = attribute.Route ?? topic;
}
if (!route.StartsWith("/"))
{
route = "/" + route;
}
return(Task.FromResult <ITriggerBinding?>(
new DaprTopicTriggerBinding(this.serviceListener, pubSubName, topic, route, parameter)));
}
public Task <ITriggerBinding?> TryCreateAsync(TriggerBindingProviderContext context)
{
ParameterInfo parameter = context.Parameter;
var attribute = parameter.GetCustomAttribute <DaprBindingTriggerAttribute>(inherit: false);
if (attribute == null)
{
return(Utils.NullTriggerBindingTask);
}
string daprBindingName = TriggerHelper.ResolveTriggerName(parameter, this.nameResolver, attribute.BindingName);
return(Task.FromResult <ITriggerBinding?>(
new DaprTriggerBinding(this.serviceListener, daprBindingName, parameter)));
}
public Task <ITriggerBinding?> TryCreateAsync(TriggerBindingProviderContext context)
{
ParameterInfo parameter = context.Parameter;
var attribute = parameter.GetCustomAttribute <DaprTopicTriggerAttribute>(inherit: false);
if (attribute == null)
{
return(Utils.NullTriggerBindingTask);
}
string topic = TriggerHelper.ResolveTriggerName(parameter, this.nameResolver, attribute.Topic);
// Verison 0.8 only support route to be the same as the topic name
return(Task.FromResult <ITriggerBinding?>(
new DaprTopicTriggerBinding(this.serviceListener, topic, route: topic, parameter)));
}