return new SparseMap<K,V>();
}
public static <K,V> FastMap<K,V> newMap(Order<? super K> keyOrder) {
return new SparseMap<K,V>(keyOrder);
}
<BUG>@SuppressWarnings("unchecked")
public <K1 extends K,V1 extends V> FastMap<K1,V1> downcast() {
return (FastMap<K1, V1>) this;
}</BUG>
public FastMap<K,V> atomic() {

return new SparseMap<K,V>();
}
public static <K,V> FastMap<K,V> newMap(Order<? super K> keyOrder) {
return new SparseMap<K,V>(keyOrder);
}
public FastMap<K,V> atomic() {
