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- import java.lang.annotation.*;
-
- @Retention(RetentionPolicy.RUNTIME)
- @interface Colored { String color(); }
-
- public class InitBinding {
- public static void main(String[]argv) {
- new A();
- new B();
- new C();
- X.verifyRun();
- }
- }
-
- class A {
- @Colored(color="orange") public A() {}
- }
- class B {
- @Colored(color="yellow") public B() {}
- }
- class C {
- @Colored(color="brown") public C() {}
- }
-
- aspect X {
-
- // Expected color order
- static String exp[] = new String[]{"orange","yellow","brown"};
-
- static int i = 0; // Count of advice executions
-
- before(Colored c): preinitialization(new(..)) && !within(X) && @annotation(c) {
- System.err.println(thisJoinPoint+" color="+c.color());
- if (!c.color().equals(exp[i])) throw new RuntimeException("not "+exp[i]+"? "+c.color());
- i++;
- }
-
- public static void verifyRun() {
- if (X.i != exp.length)
- throw new RuntimeException("Expected "+exp.length+" advice runs but did "+X.i);
- }
- }
-
-
- //aspect X {
- // int i = 0;
- //
- // before(Colored c): preinitialization(new(..)) && !within(X) && @annotation(c) {
- // i++;
- // System.err.println(thisJoinPoint+" color="+c.color());
- // if (i==1 && !c.color().equals("orange")) throw new RuntimeException("First time through should be red, but is "+c.color());
- // if (i==2 && !c.color().equals("yellow")) throw new RuntimeException("Second time through should be green, but is "+c.color());
- // if (i==3 && !c.color().equals("brown")) throw new RuntimeException("Third time through should be blue, but is "+c.color());
- // System.err.println(c.color());
- // }
- //}
- //
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