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import java.lang.annotation.*;
@Retention(RetentionPolicy.RUNTIME)
@interface Anno {}
aspect Foo {
// one way round
declare @field: * OnOff.field: -@Anno;
declare @field: * OnOff.field: @Anno;
// the other way round
declare @field: * OnOff.field2: @Anno;
declare @field: * OnOff.field2: -@Anno;
}
public class OnOff {
public static int field;
public int field2;
public static void main(String[]argv) throws Exception {
Object o = OnOff.class.getDeclaredField("field").getAnnotation(Anno.class);
System.out.println("field annotated? "+(o==null?"no":"yes"));
o = OnOff.class.getDeclaredField("field2").getAnnotation(Anno.class);
System.out.println("field2 annotated? "+(o==null?"no":"yes"));
}
}
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