The method now has fewer parameters and the parameters it does have are all of distinct types. IDEs and the Java compiler can now be especially helpful in ensuring that clients use this interface ...

Method references in Java are part of the broader set of features introduced and enhanced in Java 8 and beyond. They are a concise way to refer to methods of classes or objects.

You could potentially create an interface method with the same signature to pass all parameters down to the private method and return what it returns to fix this issue. In the case of our example, the ...