IndexReader() {
if (!(this instanceof CompositeReader || this instanceof AtomicReader))
throw new Error("IndexReader should never be directly extended, subclass AtomicReader or CompositeReader instead.");
}
IndexReader() {
if (!(this instanceof CompositeReader || this instanceof AtomicReader))
throw new Error("IndexReader should never be directly extended, subclass AtomicReader or CompositeReader instead.");
}