ResponseContext.CounterKey (druid-processing 37.0.0 API)

java.lang.Object

org.apache.druid.query.context.ResponseContext.AbstractKey

org.apache.druid.query.context.ResponseContext.CounterKey

All Implemented Interfaces:: ResponseContext.Key

Enclosing class:: ResponseContext

public static class ResponseContext.CounterKey extends ResponseContext.AbstractKey

Long valued attribute that holds the accumulation of values assigned.

Method Summary

Modifier and Type

Method

Description

Object

mergeValues(Object oldValue, Object newValue)

Merges two values of type T.

Methods inherited from class org.apache.druid.query.context.ResponseContext.AbstractKey
canDrop, getName, includeInHeader, readValue, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Details
- mergeValues
  
  public Object mergeValues(Object oldValue, Object newValue)
  
  Description copied from interface: ResponseContext.Key
  
  Merges two values of type T.
  This method may modify "oldValue" but must not modify "newValue".