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- public class B extends A {
-
- public static void main(String[] args) {
- B b = new B();
- if (b.getClass().getInterfaces().length>0) {
- throw new RuntimeException("B should not implement any interfaces: "+b.getClass().getInterfaces()[0].toString());
- }
- if (!(b instanceof java.io.Serializable)) {
- throw new RuntimeException("B should be serializable! Inherited from A");
- }
- }
- }
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