storm.trident.operation.builtin
Class FirstN

java.lang.Object
  storm.trident.operation.builtin.FirstN

All Implemented Interfaces:

Assembly

public class FirstN
extends Object
implements Assembly

Nested Class Summary

static class	FirstN.FirstNAgg
static class	FirstN.FirstNSortedAgg

Constructor Summary

FirstN(int n, String sortField)

FirstN(int n, String sortField, boolean reverse)

Method Summary

Stream

apply(Stream input)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FirstN

public FirstN(int n,
              String sortField)

FirstN

public FirstN(int n,
              String sortField,
              boolean reverse)

Method Detail

apply

public Stream apply(Stream input)

Specified by:

apply in interface Assembly