findPrevious method

  1. @override
CoapExchange? findPrevious(
  1. int? key,
  2. CoapExchange exchange
)
override

Checks if the specified key is already associated with a previous exchange and otherwise associates the key with the exchange specified.

Implementation

@override
CoapExchange? findPrevious(final int? key, final CoapExchange exchange) =>
    null;