See: Description
Class | Description |
---|---|
BoolFunction |
Abstract parent class for those
ValueSource implementations which
apply boolean logic to their values |
BytesRefFieldSource |
An implementation for retrieving
FunctionValues instances for string based fields. |
ComparisonBoolFunction |
Base class for comparison operators useful within an "if"/conditional.
|
ConstNumberSource |
ConstNumberSource is the base class for all constant numbers |
ConstValueSource |
ConstValueSource returns a constant for all documents |
DefFunction |
ValueSource implementation which only returns the values from the provided
ValueSources which are available for a particular docId. |
DivFloatFunction |
Function to divide "a" by "b"
|
DocFreqValueSource |
DocFreqValueSource returns the number of documents containing the term. |
DoubleConstValueSource |
Function that returns a constant double value for every document.
|
DoubleFieldSource |
Obtains double field values from
LeafReader.getNumericDocValues(java.lang.String) and makes
those values available as other numeric types, casting as needed. |
DualFloatFunction |
Abstract
ValueSource implementation which wraps two ValueSources
and applies an extendible float function to their values. |
EnumFieldSource |
Obtains int field values from
LeafReader.getNumericDocValues(java.lang.String) and makes
those values available as other numeric types, casting as needed. |
FieldCacheSource |
A base class for ValueSource implementations that retrieve values for
a single field from DocValues.
|
FloatFieldSource |
Obtains float field values from
LeafReader.getNumericDocValues(java.lang.String) and makes those
values available as other numeric types, casting as needed. |
IDFValueSource |
Function that returns
#idf(long, long)
for every document. |
IfFunction |
Depending on the boolean value of the
ifSource function,
returns the value of the trueSource or falseSource function. |
IntFieldSource |
Obtains int field values from
LeafReader.getNumericDocValues(java.lang.String) and makes those
values available as other numeric types, casting as needed. |
JoinDocFreqValueSource |
Use a field value and find the Document Frequency within another field.
|
LinearFloatFunction |
LinearFloatFunction implements a linear function over
another ValueSource . |
LiteralValueSource |
Pass a the field value through as a String, no matter the type // Q: doesn't this mean it's a "string"?
|
LongFieldSource |
Obtains long field values from
LeafReader.getNumericDocValues(java.lang.String) and makes those
values available as other numeric types, casting as needed. |
MaxDocValueSource |
Returns the value of
IndexReader.maxDoc()
for every document. |
MaxFloatFunction |
MaxFloatFunction returns the max of its components. |
MinFloatFunction |
MinFloatFunction returns the min of its components. |
MultiBoolFunction |
Abstract
ValueSource implementation which wraps multiple ValueSources
and applies an extendible boolean function to their values. |
MultiFloatFunction |
Abstract
ValueSource implementation which wraps multiple ValueSources
and applies an extendible float function to their values. |
MultiFunction |
Abstract parent class for
ValueSource implementations that wrap multiple
ValueSources and apply their own logic. |
MultiValuedDoubleFieldSource |
Obtains double field values from
LeafReader.getSortedNumericDocValues(java.lang.String) and using a
SortedNumericSelector it gives a single-valued ValueSource view of a field. |
MultiValuedFloatFieldSource |
Obtains float field values from
LeafReader.getSortedNumericDocValues(java.lang.String) and using a
SortedNumericSelector it gives a single-valued ValueSource view of a field. |
MultiValuedIntFieldSource |
Obtains int field values from
LeafReader.getSortedNumericDocValues(java.lang.String) and using a
SortedNumericSelector it gives a single-valued ValueSource view of a field. |
MultiValuedLongFieldSource |
Obtains long field values from
LeafReader.getSortedNumericDocValues(java.lang.String) and using a
SortedNumericSelector it gives a single-valued ValueSource view of a field. |
MultiValueSource |
A
ValueSource that abstractly represents ValueSource s for
poly fields, and other things. |
NormValueSource |
Function that returns the decoded norm for every document.
|
NumDocsValueSource |
Returns the value of
IndexReader.numDocs()
for every document. |
PowFloatFunction |
Function to raise the base "a" to the power "b"
|
ProductFloatFunction |
ProductFloatFunction returns the product of its components. |
QueryValueSource |
QueryValueSource returns the relevance score of the query |
RangeMapFloatFunction |
RangeMapFloatFunction implements a map function over
another ValueSource whose values fall within min and max inclusive to target. |
ReciprocalFloatFunction |
ReciprocalFloatFunction implements a reciprocal function f(x) = a/(mx+b), based on
the float value of a field or function as exported by ValueSource . |
ScaleFloatFunction |
Scales values to be between min and max.
|
SimpleBoolFunction |
BoolFunction implementation which applies an extendible boolean
function to the values of a single wrapped ValueSource . |
SimpleFloatFunction |
A simple float function with a single argument
|
SingleFunction |
A function with a single argument
|
SortedSetFieldSource |
Retrieves
FunctionValues instances for multi-valued string based fields. |
SumFloatFunction |
SumFloatFunction returns the sum of its components. |
SumTotalTermFreqValueSource |
SumTotalTermFreqValueSource returns the number of tokens. |
TermFreqValueSource |
Function that returns
PostingsEnum.freq() for the
supplied term in every document. |
TFValueSource |
Function that returns
TFIDFSimilarity.tf(float)
for every document. |
TotalTermFreqValueSource |
TotalTermFreqValueSource returns the total term freq
(sum of term freqs across all documents). |
VectorValueSource |
Converts individual ValueSource instances to leverage the FunctionValues *Val functions that work with multiple values,
i.e.
|
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