io.druid.sql.calcite.aggregation

Class Aggregations

java.lang.Object

io.druid.sql.calcite.aggregation.Aggregations

public class Aggregations
extends Object

Method Summary

Modifier and Type	Method and Description
static <T extends AggregatorFactory> boolean	aggregatorMatches(AggregatorFactory factory, DimFilter filter, Class<T> clazz, com.google.common.base.Predicate<T> predicate) Returns true if "factory" is an aggregator factory that either matches "predicate" (if filter is null) or is a filtered aggregator factory whose filter is equal to "filter" and underlying aggregator matches "predicate".

Methods inherited from class java.lang.Object

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

Method Detail

aggregatorMatches

public static <T extends AggregatorFactory> boolean aggregatorMatches(AggregatorFactory factory,
                                                                      DimFilter filter,
                                                                      Class<T> clazz,
                                                                      com.google.common.base.Predicate<T> predicate)

Returns true if "factory" is an aggregator factory that either matches "predicate" (if filter is null) or is a filtered aggregator factory whose filter is equal to "filter" and underlying aggregator matches "predicate".

Parameters:

factory - factory to match

filter - filter, may be null

clazz - class of factory to match

predicate - predicate

Returns:

true if the aggregator matches filter + predicate