/// <inheritdoc />
public override Func <Func <TMessageType, CancellationToken, Task>, Func <TMessageType, CancellationToken, Task> > BuildDecorator()
{
if (this.keySelector == null)
{
throw KeySelectorMissingException.CreateDefault();
}
return(innerHandler => new NoDuplicatesDecorator <TMessageType, TKeyType>(innerHandler, this.keySelector, this.equalityComparer).HandleMessageAsync);
}
internal ChainDecorator <TMessageType> Build(Func <TMessageType, CancellationToken, Task> nextHandler)
{
if (this.KeySelectorValue == null)
{
throw KeySelectorMissingException.CreateDefault();
}
return(new SemaphoreWithKeyDecorator <TMessageType, TKeyType>(nextHandler, this));
}
