if (ClassHelper.isInterface (aMatchingClass) && _implementsHashCodeItself (aClass))
if (ClassHelper.isInterface (aMatchingClass) && _implementsEqualsItself (aClass))
if (ClassHelper.isInterface (aMatchingClass) && _implementsHashCodeItself (aClass))
if (ClassHelper.isInterface (aMatchingClass) && _implementsEqualsItself (aClass))