Aggregate<V,Number>
Function<List<V>,Number>
public static class Aggregation.Count<V> extends Object implements Aggregate<V,Number>
Count()
Number
apply(List<V> values)
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
public Count()
public Number apply(List<V> values)
Function
apply
values