import java.util.List; | |
import java.util.function.Function; | |
abstract class Sample { | |
abstract <T> T id (T t); | |
abstract <R> void foo(List<R> c); | |
abstract <U> List<U> bar(Function<String, U> m); | |
{ | |
foo(bar(this::id)); | |
foo(bar(id(i -> i))); | |
Function<String, String> s = id(this::id); | |
} | |
} |