@@ -135,6 +135,11 @@ public class ObjectIdSubclassMap<V extends ObjectId> implements Iterable<V> { | |||
return size; | |||
} | |||
/** @return true if {@link #size()} is 0. */ | |||
public boolean isEmpty() { | |||
return size == 0; | |||
} | |||
public Iterator<V> iterator() { | |||
return new Iterator<V>() { | |||
private int found; |