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import java.util.*;
public aspect ArgsListOfSomethingExtends {
// args(List<? extends Number) matches List<Number>, List<Double>, not List<String>
// matches List, List<?> with unchecked warning
void rawList(List l) {}
void listOfString(List<String> ls) {}
void listOfNumber(List<Number> ln) {}
void listOfDouble(List<Double> ld) {}
void listOfSomething(List<?> ls) {}
void listOfSomethingExtends(List<? extends Number> ln) {}
void listOfSomethingSuper(List<? super Double> ln) {}
public static void main(String[] args) {
ArgsListOfSomethingExtends a = ArgsListOfSomethingExtends.aspectOf();
a.rawList(null);
a.listOfString(null);
a.listOfNumber(null);
a.listOfDouble(null);
a.listOfSomething(null);
a.listOfSomethingExtends(null);
a.listOfSomethingSuper(null);
}
before() : execution(* *(..)) && args(List<? extends Number>) {
System.out.println("List<? extends Number> matches " + thisJoinPointStaticPart);
}
}
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