package io.ebeaninternal.server.query;
import io.ebean.Version;
import java.sql.Timestamp;
import java.util.Comparator;
/**
* Compare Version beans in descending order with nulls last.
*/
class OrderVersionDesc implements Comparator<Version<?>> {
static final OrderVersionDesc INSTANCE = new OrderVersionDesc();
@Override
public int compare(Version<?> o1, Version<?> o2) {
Timestamp v1 = o1.getStart();
if (v1 == null) {
return 1;
}
Timestamp v2 = o2.getStart();
if (v2 == null) {
return -1;
}
return v1.compareTo(v2) * -1;
}
}