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| Code Block | ||
|---|---|---|
| ||
public class NonFinal {
public NonFinal() {
// invoke java.lang.Object.getClass to get class instance
Class c = getClass();
// confirm class type
if (c != NonFinal.class) {
// check the permission needed to subclass NonFinal
securityManagerCheck(); // throws a security exception if not allowed
}
// ...
}
}
|
It is critical to compare the class types and not the class names (OBJ34-J. Compare classes and not class names).
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