class java/util/stream/Stream
filter
 (Ljava/util/function/Predicate<-TT;>;)Ljava/util/stream/Stream<TT;>;
 (Ljava/util/function/Predicate<-TT;>;)L1java/util/stream/Stream<TT;>;
map
 <R:Ljava/lang/Object;>(Ljava/util/function/Function<-TT;+TR;>;)Ljava/util/stream/Stream<TR;>;
 <R:Ljava/lang/Object;>(Ljava/util/function/Function<-TT;+TR;>;)L1java/util/stream/Stream<TR;>;
