map
Description:
public Collector<R,Object,G> map<R,A,G> (owned MapFunc<A,G> mapper, Collector<R,Object,A> downstream)
Returns a collector that applies the given mapper function to the elements, and performs a reduction operation on the results using the downstream collector.
Parameters:
| mapper |
a mapper function |
| downstream |
a downstream collector |
Returns:
|
the collector implementation |
Namespace: Gpseq.Collectors
Package: gpseq-1.0