import java.lang.annotation.*; @Retention(RetentionPolicy.RUNTIME) @interface Colored { String color(); } interface Marker { public void m1(); public void m2(); } public class CallAnnBinding5 { public static void main(String[]argv) { SecondaryClass sc = new SecondaryClass(); sc.m1(); sc.m2(); if (X.i!=1) throw new RuntimeException("Why did the advice not run?"); } } class SecondaryClass { @Colored(color="red") public void m1() { } public void m2() {} } aspect X { public static int i = 0; before(Colored c): call(* SecondaryClass.*(..)) && !within(X) && @annotation(c) { i++; if (i==1) checkColor(1,c,"red"); if (i==11) throw new RuntimeException("Advice running more times than expected"); System.err.println(c.color()); } public void checkColor(int run, Colored c,String exp) { if (!c.color().equals(exp)) throw new RuntimeException("Advice execution #"+run+" expected "+exp+" but got "+c.color()); } }