【单选题】
A if (auth.getClass().getName().equals(
"com.auth.DefaultAuth")) {ll ...
}
B if (auth.getClass() == com.auth.DefaultAuth.class) {
/l ...
}
C if (auth.getClass().equals(
"com.auth.DefaultAuth")) {/l ...
}
D if (auth.getClass() ==com.auth.DefaultAuth){
ll ...
}
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