DefaultGenericQueryMetricsFactory (druid-processing 28.0.0 API)

java.lang.Object
- org.apache.druid.query.DefaultGenericQueryMetricsFactory

All Implemented Interfaces:: GenericQueryMetricsFactory

public class DefaultGenericQueryMetricsFactory
extends Object
implements GenericQueryMetricsFactory

Constructor Summary

Constructors
Constructor Description

DefaultGenericQueryMetricsFactory()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static GenericQueryMetricsFactory`	`instance()`	Should be used only in tests, directly or indirectly (e.
`QueryMetrics<Query<?>>`	`makeMetrics()`	Creates a `QueryMetrics` which doesn't have predefined QueryMetrics subclass.
`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
```
public DefaultGenericQueryMetricsFactory()
```
- Method Detail
  - instance
```
public static GenericQueryMetricsFactory instance()
```
    Should be used only in tests, directly or indirectly (e. g. in SearchQueryQueryToolChest(org.apache.druid.query.search.SearchQueryConfig, 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
  - makeMetrics
```
public QueryMetrics<Query<?>> makeMetrics()
```
    Description copied from interface: GenericQueryMetricsFactory
    
    Creates a QueryMetrics which doesn't have predefined QueryMetrics subclass. This method is used by the router to build a QueryMetrics for SQL queries. It is needed since at router, there is no native query linked to a SQL query.
    
    Specified by:
    
    makeMetrics in interface GenericQueryMetricsFactory