io.druid.query.topn

Class NumericTopNMetricSpec

java.lang.Object

io.druid.query.topn.NumericTopNMetricSpec

All Implemented Interfaces:

TopNMetricSpec

Direct Known Subclasses:

LegacyTopNMetricSpec

public class NumericTopNMetricSpec
extends Object
implements TopNMetricSpec

Constructor Summary

Constructors

Constructor and Description
NumericTopNMetricSpec(String metric)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	canBeOptimizedUnordered()
<T> TopNMetricSpecBuilder<T>	configureOptimizer(TopNMetricSpecBuilder<T> builder)
boolean	equals(Object o)
byte[]	getCacheKey()
Comparator	getComparator(List<AggregatorFactory> aggregatorSpecs, List<PostAggregator> postAggregatorSpecs)
String	getMetric()
String	getMetricName(DimensionSpec dimSpec)
TopNResultBuilder	getResultBuilder(org.joda.time.DateTime timestamp, DimensionSpec dimSpec, int threshold, Comparator comparator, List<AggregatorFactory> aggFactories, List<PostAggregator> postAggs)
int	hashCode()
void	initTopNAlgorithmSelector(TopNAlgorithmSelector selector)
String	toString()
void	verifyPreconditions(List<AggregatorFactory> aggregatorSpecs, List<PostAggregator> postAggregatorSpecs)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

NumericTopNMetricSpec

public NumericTopNMetricSpec(String metric)

Method Detail

verifyPreconditions

public void verifyPreconditions(List<AggregatorFactory> aggregatorSpecs,
                       List<PostAggregator> postAggregatorSpecs)

Specified by:

verifyPreconditions in interface TopNMetricSpec

getMetric

public String getMetric()

getComparator

public Comparator getComparator(List<AggregatorFactory> aggregatorSpecs,
                       List<PostAggregator> postAggregatorSpecs)

Specified by:

getComparator in interface TopNMetricSpec

getResultBuilder

public TopNResultBuilder getResultBuilder(org.joda.time.DateTime timestamp,
                                 DimensionSpec dimSpec,
                                 int threshold,
                                 Comparator comparator,
                                 List<AggregatorFactory> aggFactories,
                                 List<PostAggregator> postAggs)

Specified by:

getResultBuilder in interface TopNMetricSpec

getCacheKey

public byte[] getCacheKey()

Specified by:

getCacheKey in interface TopNMetricSpec

configureOptimizer

public <T> TopNMetricSpecBuilder<T> configureOptimizer(TopNMetricSpecBuilder<T> builder)

Specified by:

configureOptimizer in interface TopNMetricSpec

initTopNAlgorithmSelector

public void initTopNAlgorithmSelector(TopNAlgorithmSelector selector)

Specified by:

initTopNAlgorithmSelector in interface TopNMetricSpec

getMetricName

public String getMetricName(DimensionSpec dimSpec)

Specified by:

getMetricName in interface TopNMetricSpec

canBeOptimizedUnordered

public boolean canBeOptimizedUnordered()

Specified by:

canBeOptimizedUnordered in interface TopNMetricSpec

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object