Package org.apache.druid.query.groupby.having

Class DimensionSelectorHavingSpec

java.lang.Object

org.apache.druid.query.groupby.having.DimensionSelectorHavingSpec

All Implemented Interfaces:

Cacheable, HavingSpec

public class DimensionSelectorHavingSpec
extends Object
implements HavingSpec

Constructor Summary

Constructors

Constructor	Description
DimensionSelectorHavingSpec(String dimName, String value, ExtractionFn extractionFn)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
boolean	eval(ResultRow row)	Evaluates if a given row satisfies the having spec.
byte[]	getCacheKey()	Get a byte array used as a cache key.
String	getDimension()
ExtractionFn	getExtractionFn()
String	getValue()
int	hashCode()
void	setQuery(GroupByQuery query)	Informs this HavingSpec that rows passed to "eval" will originate from a particular groupBy query.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

DimensionSelectorHavingSpec

public DimensionSelectorHavingSpec(String dimName,
 String value,
 ExtractionFn extractionFn)

Method Details

getValue

public String getValue()

getDimension

public String getDimension()

getExtractionFn

public ExtractionFn getExtractionFn()

setQuery

public void setQuery(GroupByQuery query)

Description copied from interface: HavingSpec

Informs this HavingSpec that rows passed to "eval" will originate from a particular groupBy query.

Specified by:

setQuery in interface HavingSpec

eval

public boolean eval(ResultRow row)

Description copied from interface: HavingSpec

Evaluates if a given row satisfies the having spec.

Specified by:

eval in interface HavingSpec

Parameters:

row - A Row of data that may contain aggregated values

Returns:

true if the given row satisfies the having spec. False otherwise.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

getCacheKey

public byte[] getCacheKey()

Description copied from interface: Cacheable

Get a byte array used as a cache key.

Specified by:

getCacheKey in interface Cacheable

Returns:

bytes to be used as cache key - or null if this object should not be cached.