org.apache.druid.query

Class DefaultGenericQueryMetricsFactory

java.lang.Object

org.apache.druid.query.DefaultGenericQueryMetricsFactory

All Implemented Interfaces:

GenericQueryMetricsFactory

public class DefaultGenericQueryMetricsFactory
extends Object
implements GenericQueryMetricsFactory

Constructor Summary

Constructors

Constructor and Description
DefaultGenericQueryMetricsFactory(com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Summary

Modifier and Type	Method and Description
static GenericQueryMetricsFactory	instance() Should be used only in tests, directly or indirectly (e.
QueryMetrics<Query<?>>	makeMetrics(Query<?> query) Creates a QueryMetrics for query, which doesn't have predefined QueryMetrics subclass.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultGenericQueryMetricsFactory

@Inject
public DefaultGenericQueryMetricsFactory(com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

Method Detail

instance

public static GenericQueryMetricsFactory instance()

Should be used only in tests, directly or indirectly (e. g. in SearchQueryQueryToolChest.SearchQueryQueryToolChest(org.apache.druid.query.search.SearchQueryConfig, org.apache.druid.query.IntervalChunkingQueryRunnerDecorator, org.apache.druid.query.search.SearchQueryMetricsFactory)).

makeMetrics

public QueryMetrics<Query<?>> makeMetrics(Query<?> query)

Description copied from interface: GenericQueryMetricsFactory

Creates a QueryMetrics for query, which doesn't have predefined QueryMetrics subclass. This method must call QueryMetrics.query(Query) with the given query on the created QueryMetrics object before returning.

Specified by:

makeMetrics in interface GenericQueryMetricsFactory