Package org.apache.druid.segment.index

Class IndexedStringDictionaryEncodedStringValueIndex<TDictionary extends Indexed<String>>

java.lang.Object

org.apache.druid.segment.index.IndexedStringDictionaryEncodedStringValueIndex<TDictionary>

All Implemented Interfaces:

DictionaryEncodedStringValueIndex, DictionaryEncodedValueIndex<String>

public final class IndexedStringDictionaryEncodedStringValueIndex<TDictionary extends Indexed<String>>
extends Object
implements DictionaryEncodedStringValueIndex

Constructor Summary

Constructors

Constructor	Description
IndexedStringDictionaryEncodedStringValueIndex(BitmapFactory bitmapFactory, TDictionary dictionary, Indexed<ImmutableBitmap> bitmaps)

Method Summary

Modifier and Type	Method	Description
ImmutableBitmap	getBitmap(int idx)	Get the ImmutableBitmap for dictionary id of the underlying dictionary
BitmapFactory	getBitmapFactory()
int	getCardinality()	Get the cardinality of the underlying value dictionary
String	getValue(int index)	Get the value in the underlying value dictionary of the specified dictionary id

Methods inherited from class java.lang.Object

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

Constructor Details

IndexedStringDictionaryEncodedStringValueIndex

public IndexedStringDictionaryEncodedStringValueIndex(BitmapFactory bitmapFactory,
 TDictionary dictionary,
 Indexed<ImmutableBitmap> bitmaps)

Method Details

getCardinality

public int getCardinality()

Description copied from interface: DictionaryEncodedValueIndex

Get the cardinality of the underlying value dictionary

Specified by:

getCardinality in interface DictionaryEncodedValueIndex<TDictionary extends Indexed<String>>

getValue

@Nullable
public String getValue(int index)

Description copied from interface: DictionaryEncodedValueIndex

Get the value in the underlying value dictionary of the specified dictionary id

Specified by:

getValue in interface DictionaryEncodedValueIndex<TDictionary extends Indexed<String>>

getBitmapFactory

public BitmapFactory getBitmapFactory()

Specified by:

getBitmapFactory in interface DictionaryEncodedValueIndex<TDictionary extends Indexed<String>>

getBitmap

public ImmutableBitmap getBitmap(int idx)

Description copied from interface: DictionaryEncodedValueIndex

Get the ImmutableBitmap for dictionary id of the underlying dictionary

Specified by:

getBitmap in interface DictionaryEncodedValueIndex<TDictionary extends Indexed<String>>