io.druid.query.filter

Class RegexDimFilter

java.lang.Object

io.druid.query.filter.RegexDimFilter

All Implemented Interfaces:

DimFilter

public class RegexDimFilter
extends Object
implements DimFilter

Constructor Summary

Constructors

Constructor and Description
RegexDimFilter(String dimension, String pattern, ExtractionFn extractionFn)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
byte[]	getCacheKey()
String	getDimension()
ExtractionFn	getExtractionFn()
String	getPattern()
int	hashCode()
DimFilter	optimize()
Filter	toFilter() Returns a Filter that implements this DimFilter.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

RegexDimFilter

public RegexDimFilter(String dimension,
                      String pattern,
                      ExtractionFn extractionFn)

Method Detail

getDimension

public String getDimension()

getPattern

public String getPattern()

getExtractionFn

public ExtractionFn getExtractionFn()

getCacheKey

public byte[] getCacheKey()

Specified by:

getCacheKey in interface DimFilter

optimize

public DimFilter optimize()

Specified by:

optimize in interface DimFilter

Returns:

Returns an optimized filter. returning the same filter can be a straightforward default implementation.

toFilter

public Filter toFilter()

Description copied from interface: DimFilter

Returns a Filter that implements this DimFilter. This does not generally involve optimizing the DimFilter, so it does make sense to optimize first and then call toFilter on the resulting DimFilter.

Specified by:

toFilter in interface DimFilter

Returns:

a Filter that implements this DimFilter, or null if this DimFilter is a no-op.

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