Delegate Aggregator<TKey, TItem, TResult>.KeySelector
Selects the aggregation key for a message.
public delegate TKey Aggregator<TKey, TItem, TResult>.KeySelector(Message<TItem> message, MessageContext context)
Parameters
messageMessage<TItem>- Selects the aggregation key for a message.
contextMessageContext- Selects the aggregation key for a message.
Returns
- TKey
- Selects the aggregation key for a message.