package spoon.test.lambda.testclasses; import java.util.function.Function; /** * Created by urli on 09/02/2017. */ public class LambdaRxJava { public interface NbpOperator extends Function<String, Integer> {} public Integer bla(NbpOperator toto) { return toto.apply("truc"); } public void toto() { bla((NbpOperator) t -> { return t.length(); }); } }