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package test;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.DeclareParents;
interface A {
void doA();
}
interface BBad extends A {
void doB();
}
interface BGood extends A {
void doB();
void doA();
}
class TargetBad { }
class TargetGood { }
@Aspect
class DeclareParentsAspect {
// @DeclareParents(value = "test.TargetGood", defaultImpl = BImplGood.class)
// private BGood bGood;
@DeclareParents(value = "test.TargetBad", defaultImpl = BImplGood.class)
private BBad bBad;
public static class BImplGood implements BGood, BBad {
public void doB() {
System.out.println("doB");
}
public void doA() {
System.out.println("doA");
}
}
}
public class Code {
public static void main(String... args) {
/*
{
TargetGood target = new TargetGood();
BGood b = (BGood) target;
b.doB();
b.doA();
}
*/
{
TargetBad target = new TargetBad();
BBad b = (BBad) target;
b.doB();
/*
The following line is the problem.
The Generated class should refer to ajc$test_DeclareParentsAspect$test_BBad
Instead...
Exception in thread "main" java.lang.NoSuchFieldError: ajc$test_DeclareParentsAspect$test_A
at test.TargetBad.doA(TargetBad.java:1)
at test.Main.main(Main.java:21)
*/
b.doA();
}
}
}
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