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A

AssociationsFacetsExample - Class in org.apache.lucene.demo.facet
Shows example usage of category associations.
AssociationsFacetsExample() - Constructor for class org.apache.lucene.demo.facet.AssociationsFacetsExample
Empty constructor

B

build(Path, Directory, String) - Static method in class org.apache.lucene.demo.knn.KnnVectorDict
Convert from a GloVe-formatted dictionary file to a KnnVectorDict file pair.

C

close() - Method in class org.apache.lucene.demo.facet.DistanceFacetsExample
 
close() - Method in class org.apache.lucene.demo.facet.RangeFacetsExample
 
close() - Method in class org.apache.lucene.demo.IndexFiles
 
close() - Method in class org.apache.lucene.demo.knn.KnnVectorDict
 
computeEmbedding(Reader) - Method in class org.apache.lucene.demo.knn.DemoEmbeddings
Tokenize and lower-case the input, look up the tokens in the dictionary, and sum the token vectors.
computeEmbedding(String) - Method in class org.apache.lucene.demo.knn.DemoEmbeddings
Tokenize and lower-case the input, look up the tokens in the dictionary, and sum the token vectors.
CustomFacetSetExample - Class in org.apache.lucene.demo.facet
Shows usage of indexing and searching FacetSetsField with a custom FacetSet implementation.
CustomFacetSetExample() - Constructor for class org.apache.lucene.demo.facet.CustomFacetSetExample
Empty constructor
CustomFacetSetExample.TemperatureOnlyFacetSetMatcher - Class in org.apache.lucene.demo.facet
A FacetSetMatcher which matches facet sets only by their temperature dimension, ignoring the date.
CustomFacetSetExample.TemperatureReadingFacetSet - Class in org.apache.lucene.demo.facet
A FacetSet which encodes a temperature reading in a date (long) and degrees (celsius; float).

D

decodeTemperatureReading(BytesRef, int, long[]) - Static method in class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureReadingFacetSet
DemoEmbeddings - Class in org.apache.lucene.demo.knn
This class provides DemoEmbeddings.computeEmbedding(String) and DemoEmbeddings.computeEmbedding(Reader) for calculating "semantic" embedding vectors for textual input.
DemoEmbeddings(KnnVectorDict) - Constructor for class org.apache.lucene.demo.knn.DemoEmbeddings
Sole constructor
DistanceFacetsExample - Class in org.apache.lucene.demo.facet
Shows simple usage of dynamic range faceting, using the expressions module to calculate distance.
DistanceFacetsExample() - Constructor for class org.apache.lucene.demo.facet.DistanceFacetsExample
Empty constructor
doPagingSearch(BufferedReader, IndexSearcher, Query, int, boolean, boolean) - Static method in class org.apache.lucene.demo.SearchFiles
This demonstrates a typical paging search scenario, where the search engine presents pages of size n to the user.
drillDown(DoubleRange) - Method in class org.apache.lucene.demo.facet.DistanceFacetsExample
User drills down on the specified range.
drillDown(LongRange) - Method in class org.apache.lucene.demo.facet.RangeFacetsExample
User drills down on the specified range.
drillSideways(LongRange) - Method in class org.apache.lucene.demo.facet.RangeFacetsExample
User drills down on the specified range, and also computes drill sideways counts.

E

EARTH_RADIUS_KM - Static variable in class org.apache.lucene.demo.facet.DistanceFacetsExample
Mean radius of the Earth in KM
end() - Method in class org.apache.lucene.demo.knn.KnnVectorDictFilter
 
ExpressionAggregationFacetsExample - Class in org.apache.lucene.demo.facet
Shows facets aggregation by an expression.
ExpressionAggregationFacetsExample() - Constructor for class org.apache.lucene.demo.facet.ExpressionAggregationFacetsExample
Empty constructor

G

get(BytesRef, byte[]) - Method in class org.apache.lucene.demo.knn.KnnVectorDict
Get the vector corresponding to the given token.
getBoundingBoxQuery(double, double, double) - Static method in class org.apache.lucene.demo.facet.DistanceFacetsExample
Given a latitude and longitude (in degrees) and the maximum great circle (surface of the earth) distance, returns a simple Filter bounding box to "fast match" candidates.
getComparableValues() - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureReadingFacetSet
 
getDimension() - Method in class org.apache.lucene.demo.knn.KnnVectorDict
Get the dimension of the vectors returned by this.
getResult() - Method in class org.apache.lucene.demo.knn.KnnVectorDictFilter
Get the vector computed from the input

I

incrementToken() - Method in class org.apache.lucene.demo.knn.KnnVectorDictFilter
 
index() - Method in class org.apache.lucene.demo.facet.DistanceFacetsExample
Build the example index.
index() - Method in class org.apache.lucene.demo.facet.RangeFacetsExample
Build the example index.
IndexFiles - Class in org.apache.lucene.demo
Index all text files under a directory.

K

KnnVectorDict - Class in org.apache.lucene.demo.knn
Manages a map from token to numeric vector for use with KnnVector indexing and search.
KnnVectorDict(Directory, String) - Constructor for class org.apache.lucene.demo.knn.KnnVectorDict
Sole constructor
KnnVectorDictFilter - Class in org.apache.lucene.demo.knn
Looks up each tokens in a dictionary, and sums the token vectors.
KnnVectorDictFilter(TokenStream, KnnVectorDict) - Constructor for class org.apache.lucene.demo.knn.KnnVectorDictFilter
sole constructor

M

main(String[]) - Static method in class org.apache.lucene.demo.facet.AssociationsFacetsExample
Runs the sum int/float associations examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.CustomFacetSetExample
Runs the search and drill-down examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.DistanceFacetsExample
Runs the search and drill-down examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.ExpressionAggregationFacetsExample
Runs the search and drill-down examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.MultiCategoryListsFacetsExample
Runs the search example and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.RangeFacetsExample
Runs the search and drill-down examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.SimpleFacetsExample
Runs the search and drill-down examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.facet.SimpleSortedSetFacetsExample
Runs the search and drill-down examples and prints the results.
main(String[]) - Static method in class org.apache.lucene.demo.IndexFiles
Index all text files under a directory.
main(String[]) - Static method in class org.apache.lucene.demo.SearchFiles
Simple command-line based search demo.
matches(long[]) - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureOnlyFacetSetMatcher
 
MultiCategoryListsFacetsExample - Class in org.apache.lucene.demo.facet
Demonstrates indexing categories into different indexed fields.
MultiCategoryListsFacetsExample() - Constructor for class org.apache.lucene.demo.facet.MultiCategoryListsFacetsExample
Creates a new instance and populates the category list params mapping.

O

org.apache.lucene.demo - package org.apache.lucene.demo
Demo applications for indexing and searching.
org.apache.lucene.demo.facet - package org.apache.lucene.demo.facet
Facet Userguide and Demo.
org.apache.lucene.demo.knn - package org.apache.lucene.demo.knn
KnnVector example code.
ORIGIN_LATITUDE - Static variable in class org.apache.lucene.demo.facet.DistanceFacetsExample
The "home" latitude.
ORIGIN_LONGITUDE - Static variable in class org.apache.lucene.demo.facet.DistanceFacetsExample
The "home" longitude.

P

packValues(byte[], int) - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureReadingFacetSet
 

R

ramBytesUsed() - Method in class org.apache.lucene.demo.knn.KnnVectorDict
Return the size of the dictionary in bytes
RangeFacetsExample - Class in org.apache.lucene.demo.facet
Shows simple usage of dynamic range faceting.
RangeFacetsExample() - Constructor for class org.apache.lucene.demo.facet.RangeFacetsExample
Empty constructor
reset() - Method in class org.apache.lucene.demo.knn.KnnVectorDictFilter
 
runCustomRangeMatching() - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample
Runs the custom range matching example.
runDrillDown() - Method in class org.apache.lucene.demo.facet.AssociationsFacetsExample
Runs the drill-down example.
runDrillDown() - Method in class org.apache.lucene.demo.facet.SimpleFacetsExample
Runs the drill-down example.
runDrillDown() - Method in class org.apache.lucene.demo.facet.SimpleSortedSetFacetsExample
Runs the drill-down example.
runDrillSideways() - Method in class org.apache.lucene.demo.facet.SimpleFacetsExample
Runs the drill-sideways example.
runExactMatching() - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample
Runs the exact matching example.
runExactMatchingWithFastMatchQuery() - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample
Runs the exact matching with fast match query example.
runFacetOnly() - Method in class org.apache.lucene.demo.facet.SimpleFacetsExample
Runs the search example.
runRangeMatching() - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample
Runs the range matching example.
runSearch() - Method in class org.apache.lucene.demo.facet.ExpressionAggregationFacetsExample
Runs the search example.
runSearch() - Method in class org.apache.lucene.demo.facet.MultiCategoryListsFacetsExample
Runs the search example.
runSearch() - Method in class org.apache.lucene.demo.facet.SimpleFacetsExample
Runs the search example.
runSearch() - Method in class org.apache.lucene.demo.facet.SimpleSortedSetFacetsExample
Runs the search example.
runSumAssociations() - Method in class org.apache.lucene.demo.facet.AssociationsFacetsExample
Runs summing association example.

S

search() - Method in class org.apache.lucene.demo.facet.DistanceFacetsExample
User runs a query and counts facets.
search() - Method in class org.apache.lucene.demo.facet.RangeFacetsExample
User runs a query and counts facets.
SearchFiles - Class in org.apache.lucene.demo
Simple command-line based search demo.
SimpleFacetsExample - Class in org.apache.lucene.demo.facet
Shows simple usage of faceted indexing and search.
SimpleFacetsExample() - Constructor for class org.apache.lucene.demo.facet.SimpleFacetsExample
Empty constructor
SimpleSortedSetFacetsExample - Class in org.apache.lucene.demo.facet
Shows simple usage of faceted indexing and search, using SortedSetDocValuesFacetField and SortedSetDocValuesFacetCounts.
SimpleSortedSetFacetsExample() - Constructor for class org.apache.lucene.demo.facet.SimpleSortedSetFacetsExample
Empty constructor
sizePackedBytes() - Method in class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureReadingFacetSet
 

T

TemperatureOnlyFacetSetMatcher(String, DimRange) - Constructor for class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureOnlyFacetSetMatcher
Constructor
TemperatureReadingFacetSet(long, float) - Constructor for class org.apache.lucene.demo.facet.CustomFacetSetExample.TemperatureReadingFacetSet
Constructor
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