All Classes

Class	Description
Abs	The SPARQL built-in Function ABS, as defined in SPARQL Query Language for RDF
AbstractEvaluationStrategyFactory	Abstract base class for ExtendedEvaluationStrategy.
AbstractQueryPreparer
AndValueEvaluationStep
ArrayBindingBasedQueryEvaluationContext
ArrayBindingSet	An array implementation of the BindingSet interface.
AsyncIteratorBuffer
AsyncIteratorDirect
AsyncIteratorReadAhead
BadlyDesignedLeftJoinIterator
BinaryFunction
BindingAssignerOptimizer	Assigns values to variables based on a supplied set of bindings.
BindingSetAssignmentInlinerOptimizer	Optimizes a query model by inlining BindingSetAssignment values where possible.
BindingSetAssignmentQueryEvaluationStep
BindingSetHashKey	Compact and efficient representation of a binding set for use as a key in hash maps.
BooleanCast	Deprecated. use BooleanCast instead
BooleanCast	A Function that tries to cast its argument to an xsd:boolean.
ByteCast	A Function that tries to cast its argument to an xsd:byte .
CastFunction	Abstract superclass for Functions that cast an argument to an XML Schema datatype.
Ceil	The SPARQL built-in Function CEIL, as defined in SPARQL Query Language for RDF
CompareAllQueryValueEvaluationStep
CompareAnyValueEvaluationStep
CompareOptimizer	A query optimizer that replaces Compare operators with SameTerms, if possible.
Concat	The SPARQL built-in Function CONCAT, as defined in SPARQL Query Language for RDF
ConjunctiveConstraintSplitterOptimizer	Splits conjunctive constraints into seperate constraints.
ConstantOptimizer	A query optimizer that optimizes constant value expressions.
Contains	The SPARQL built-in Function CONTAINS, as defined in SPARQL Query Language for RDF
CrossProductIteration	Iteration which forms the cross product of a list of materialized input bindings with each result obtained from the inner iteration.
DateCast	A Function that tries to cast its argument to an xsd:date.
DateTimeCast	Deprecated. use DateTimeCast instead.
DateTimeCast	A Function that tries to cast its argument to an xsd:dateTime.
Day	The SPARQL built-in Function DAY, as defined in SPARQL Query Language for RDF
DecimalCast	Deprecated. use DecimalCast instead.
DecimalCast	A Function that tries to cast its argument to an xsd:decimal.
DefaultEvaluationStrategy	Default SPARQL 1.1 Query Evaluation strategy, to evaluate one TupleExpr on the given TripleSource, optionally using the given Dataset.
DefaultEvaluationStrategyFactory
DescribeIteration	Iteration that implements a simplified version of Symmetric Concise Bounded Description (omitting reified statements).
DisjunctiveConstraintOptimizer	A query optimizer that optimize disjunctive constraints on tuple expressions.
DoubleCast	Deprecated. use DoubleCast instead.
DoubleCast	A Function that tries to cast its argument to an xsd:double.
EncodeForUri	The SPARQL built-in Function ENCODE_FOR_URI, as defined in SPARQL Query Language for RDF
EvaluationStatistics	Supplies various query model statistics to the query engine/optimizer.
EvaluationStatistics.CardinalityCalculator
EvaluationStrategy	Evaluates TupleExprs and ValueExprs.
EvaluationStrategyFactory	Factory for EvaluationStrategys.
ExistsQueryValueEvaluationStep
ExtendedEvaluationStrategy	Deprecated, for removal: This API element is subject to removal in a future version. Use DefaultEvaluationStrategy instead.
ExtendedEvaluationStrategyFactory	Deprecated, for removal: This API element is subject to removal in a future version. since 4.3.0 - use DefaultEvaluationStrategyFactory instead.
ExtensionIterator
ExtensionQueryEvaluationStep
FilterIterator
FilterOptimizer	Optimizes a query model by pushing Filters as far down in the model tree as possible.
FloatCast	Deprecated. use FloatCast instead.
FloatCast	A Function that tries to cast its argument to an xsd:float.
Floor	The SPARQL built-in Function FLOOR, as defined in SPARQL Query Language for RDF
Function	A query function, which can be a built-in function in the query language, or a custom function as documented in the SPARQL 1.1 Query Language Recommendation.
FunctionRegistry	A ServiceRegistry for implementations of the Function interface.
GroupIterator
HashFunction	Abstract hash function
HashJoinIteration	Generic hash join implementation suitable for use by Sail implementations.
Hours	The SPARQL built-in Function HOURS, as defined in SPARQL Query Language for RDF
IfValueEvaluationStep
InnerMergeJoinIterator
IntCast	A Function that tries to cast its argument to an xsd:int .
IntegerCast	Deprecated. use IntegerCast instead
IntegerCast	A Function that tries to cast its argument to an xsd:integer .
IntegerCastFunction	Abstract superclass for CastFunctions that cast their arguments to an xsd:integer or one of its derived types.
IntersectionQueryEvaluationStep	A step that prepares the arguments of an Intersection operator before execution.
InValueEvaluationStep
IsTripleFunction	Function that return "true"^^xsd:boolean if its argument is RDF-star Triple otherwise return "false"^^xsd:boolean the function's IRI uses RDF namespace to match the other functions in the package
IterativeEvaluationOptimizer
JoinIterator	Interleaved join iterator.
JoinQueryEvaluationStep
LeftJoinIterator
LeftJoinQueryEvaluationStep
ListMemberValueOperationStep
LongCast	A IntegerCastFunction that tries to cast its argument to an xsd:long .
LowerCase	The SPARQL built-in Function LCASE, as defined in SPARQL Query Language for RDF
MathUtil	A utility class for evaluation of mathematical expressions on RDF literals.
MD5	The SPARQL built-in Function MD5, as defined in SPARQL Query Language for RDF
MinusQueryEvaluationStep
Minutes	The SPARQL built-in Function MINUTES, as defined in SPARQL Query Language for RDF
Month	The SPARQL built-in Function MONTH, as defined in SPARQL Query Language for RDF
MultiProjectionIterator
NegativeIntegerCast	A Function that tries to cast its argument to an xsd:negativeInteger .
NonNegativeIntegerCast	A Function that tries to cast its argument to an xsd:nonNegativeInteger .
NonPositiveIntegerCast	A Function that tries to cast its argument to an xsd:nonPositiveInteger .
Now	The SPARQL built-in Function NOW, as defined in SPARQL Query Language for RDF
OrderComparator	A Comparator on BindingSets that imposes a total ordering by examining supplied Order elements (i.e.
OrderIterator	Sorts the input and optionally applies limit and distinct.
OrderLimitOptimizer	Moves the Order node above the Projection when variables are projected.
OrderQueryEvaluationStep
OrValueEvaluationStep
ParentReferenceChecker	Checks QueryModelNode.getParentNode() references that have become inconsistent with the actual algebra tree structure due to optimization operations.
ParentReferenceCleaner	Cleans up QueryModelNode.getParentNode() references that have become inconsistent with the actual algebra tree structure due to optimization operations.
PathIteration
PathIteration.ValuePair	A specialized BingingSet that can only hold the start and end values of a Path.
PeekMarkIterator<E>	An iterator that allows to peek at the next element without consuming it.
PopulationStandardDeviationAggregateFactory	AggregateFunctionFactory implementation that provides AggregateFunction used for processing population standard deviation.
PopulationVarianceAggregateFactory	AggregateFunctionFactory implementation that provides AggregateFunction used for processing population variance.
PositiveIntegerCast	A Function that tries to cast its argument to an xsd:positiveInteger .
ProjectionIterator
ProjectionQueryEvaluationStep
ProjectionRemovalOptimizer	If a projection node in the algebra does not contribute or change the results it can be removed from the tree.
QueryBindingSet	An implementation of the BindingSet interface that is used to evalate query object models.
QueryContext	A QueryContext provides a means to pass arbitrary local state to a Function or TupleFunction.
QueryContextInitializer	Callback for configuring/customising a QueryContext.
QueryContextIteration	Makes a QueryContext available during iteration.
QueryEvaluationContext	A QueryEvaluationContext stores values and methods that are valid throughout the lifetime of a query execution.
QueryEvaluationContext.Minimal
QueryEvaluationStep	A Step that may need to be executed in a EvaluationStrategy.
QueryEvaluationStep.DelayedEvaluationIteration	Utility class that removes code duplication and makes a precompiled QueryEvaluationStep available as an iteration that may be created and used later.
QueryEvaluationUtil
QueryEvaluationUtility	This class will take over for QueryEvaluationUtil.
QueryEvaluationUtility.Result
QueryJoinOptimizer	A query optimizer that re-orders nested Joins.
QueryModelNormalizerOptimizer	A query optimizer that (partially) normalizes query models to a canonical form.
QueryOptimizer	Interface used by EvaluationStrategys to optimize the TupleExpr prior to evaluating the query.
QueryOptimizerPipeline	A pipeline of QueryOptimizers that, when executed in order on a TupleExpr, convert that TupleExpr to a more optimal query execution plan.
QueryPreparer	A generic interface for executing queries over a TripleSource.
QueryValueEvaluationStep	A step in the query evaluation that works on ValueExpresions.
QueryValueEvaluationStep.ApplyFunctionForEachBinding	A minimal implementation that falls calls a function that should return a value per passed in bindingsets.
QueryValueEvaluationStep.ConstantQueryValueEvaluationStep	A QueryValueEvalationStep that will return the same constant value throughout the query execution.
QueryValueEvaluationStep.Fail	A minimal implementation that falls is known to throw an ValueExprEvaluationException.
QueryValueEvaluationStep.Minimal	A minimal implementation that falls back to calling evaluate in the strategy.
QueryValueEvaluationStepSupplier
Rand	The SPARQL built-in Function RAND, as defined in SPARQL Query Language for RDF
RdfStarQueryEvaluationStep
RDFStarTripleSource
RegexAsStringFunctionOptimizer	A query optimizer that replaces REGEX with FunctionCalls that are equivalent operators
RegexValueEvaluationStepSupplier
ReificationRdfStarQueryEvaluationStep
Replace	The SPARQL built-in Function REPLACE, as defined in SPARQL Query Language for RDF.
Round	The SPARQL built-in Function ROUND, as defined in SPARQL Query Language for RDF
SameTermFilterOptimizer	A query optimizer that embeds Filters with SameTerm operators in statement patterns as much as possible.
Seconds	The SPARQL built-in Function SECONDS, as defined in SPARQL Query Language for RDF
ServiceJoinIterator	Iterator for efficient SERVICE evaluation (vectored).
ServiceQueryEvaluationStep
SHA1	The SPARQL built-in Function SHA1, as defined in SPARQL Query Language for RDF
SHA256	The SPARQL built-in Function SHA256, as defined in SPARQL Query Language for RDF
SHA384	The SPARQL built-in Function SHA384, as defined in SPARQL Query Language for RDF
SHA512	The SPARQL built-in Function SHA512, as defined in SPARQL Query Language for RDF
ShortCast	A Function that tries to cast its argument to an xsd:short .
SliceQueryEvaluationStep
SliceQueryEvaluationStep.OffSetAndLimitQueryEvaluationStep
SliceQueryEvaluationStep.OnlyLimitQueryEvaluationStep
SliceQueryEvaluationStep.OnlyOffsetQueryEvaluationStep
SPARQLMinusIteration	An Iteration that returns the results of an Iteration (the left argument) MINUS any results that are compatible with results of another Iteration (the right argument) or that have no shared variables.
StandardDeviationAggregateFactory	AggregateFunctionFactory implementation that provides AggregateFunction used for processing sample standard deviation.
StandardDeviationCollector	AggregateCollector that can compute both sample and population standard deviation based on input of numeric Literals.
StandardQueryOptimizerPipeline	A standard pipeline with the default QueryOptimizers that will be used by StrictEvaluationStrategy and its subclasses, unless specifically overridden.
StatementFunction	Function constructing RDF-star Triple from its 3 arguments reused the IRI of rdf:Statement as name
StatementPatternQueryEvaluationStep	Evaluate the StatementPattern - taking care of graph/datasets - avoiding redoing work every call of evaluate if possible.
StatisticalAggregateFunction	AggregateFunction used for processing of extended statistical aggregate operations through SPARQL.
StatisticCollector	AggregateCollector implementation that processes SPARQL statistical functions based on input Literal values.
StrAfter	The SPARQL built-in Function STRAFTER, as defined in SPARQL Query Language for RDF.
StrBefore	The SPARQL built-in Function STRBEFORE, as defined in SPARQL Query Language for RDF.
StrDt	The SPARQL built-in Function STRDT, as defined in SPARQL Query Language for RDF
StrEnds	The SPARQL built-in Function STRENDS, as defined in SPARQL Query Language for RDF
StrictEvaluationStrategy	Deprecated, for removal: This API element is subject to removal in a future version. since 4.3.0.
StrictEvaluationStrategyFactory	Deprecated, for removal: This API element is subject to removal in a future version. since 4.3.0 - use DefaultEvaluationStrategyFactory instead.
StringCast	Deprecated. use StringCast instead
StringCast	A Function that tries to cast its argument to an xsd:string.
StrLang	The SPARQL built-in Function STRLANG, as defined in SPARQL Query Language for RDF
StrLen	The SPARQL built-in Function STRLEN, as defined in SPARQL Query Language for RDF
StrStarts	The SPARQL built-in Function STRSTARTS, as defined in SPARQL Query Language for RDF
STRUUID	The SPARQL built-in Function UUID, as defined in SPARQL Query Language for RDF
Substring	The SPARQL built-in Function SUBSTR, as defined in SPARQL Query Language for RDF.
Timezone	The SPARQL built-in Function TIMEZONE, as defined in SPARQL Query Language for RDF
TripleObjectFunction	Function returning the object component of RDF-star Triple reused the IRI of rdf:object as name
TriplePredicateFunction	Function returning the predicate component of RDF-star Triple reused the IRI of rdf:predicate as name
TripleSource	A triple source that can be queried for (the existence of) certain triples in certain contexts.
TripleSources	Deprecated, for removal: This API element is subject to removal in a future version.
TripleSubjectFunction	Function returning the subject component of RDF-star Triple reused the IRI of rdf:subject as name
TupleFunction	A function that can return a tuple of Values.
TupleFunctionEvaluationStatistics
TupleFunctionEvaluationStatistics.TupleFunctionCardinalityCalculator
TupleFunctionEvaluationStrategy	Deprecated, for removal: This API element is subject to removal in a future version. since 4.3.0.
TupleFunctionRegistry
Tz	The SPARQL built-in Function TZ, as defined in SPARQL Query Language for RDF
UnaryFunction
UnionQueryEvaluationStep
UnionScopeChangeOptimizer	Inspect Union clauses to check if scope change can be avoided (allowing injection of pre-bound vars into union arguments).
UnsignedByteCast	A IntegerCastFunction that tries to cast its argument to an xsd:unsignedByte .
UnsignedIntCast	A IntegerCastFunction that tries to cast its argument to an xsd:unsignedInt .
UnsignedLongCast	A IntegerCastFunction that tries to cast its argument to an xsd:unsignedShort .
UnsignedShortCast	A IntegerCastFunction that tries to cast its argument to an xsd:unsignedShort .
UpperCase	The SPARQL built-in Function UCASE, as defined in SPARQL Query Language for RDF
UUID	The SPARQL built-in Function UUID, as defined in SPARQL Query Language for RDF
ValueComparator	A comparator that compares values according the SPARQL value ordering as specified in SPARQL Query Language for RDF.
ValueExprEvaluationException	An exception indicating that a ValueExpr could not be evaluated due to illegal or incompatible values.
ValueExprTripleRefEvaluationStep
VarianceAggregateFactory	AggregateFunctionFactory implementation that provides AggregateFunction used for processing sample variance.
VarianceCollector	AggregateCollector that can compute both sample and population variance based on input of numeric Literals.
XMLDatatypeMathUtil	A utility class for evaluation of extended "mathematical" expressions on RDF literals.
Year	The SPARQL built-in Function YEAR, as defined in SPARQL Query Language for RDF
ZeroLengthPathEvaluationStep
ZeroLengthPathIteration