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