it.unibz.inf.ontop.model.term.functionsymbol.impl

Class FunctionSymbolFactoryImpl

java.lang.Object

it.unibz.inf.ontop.model.term.functionsymbol.impl.FunctionSymbolFactoryImpl

All Implemented Interfaces:

FunctionSymbolFactory

public class FunctionSymbolFactoryImpl
extends Object
implements FunctionSymbolFactory

Method Summary

Modifier and Type	Method and Description
protected BooleanFunctionSymbol	createLexicalInequalityFunctionSymbol(InequalityLabel inequalityLabel)
protected it.unibz.inf.ontop.com.google.common.collect.ImmutableTable<String,Integer,SPARQLFunctionSymbol>	createSPARQLFunctionSymbolTable()
protected SPARQLAggregationFunctionSymbol	createSPARQLGroupConcat(String separator, boolean isDistinct)
protected SPARQLFunctionSymbol	createSPARQLRandFunctionSymbol() Freshly created on the fly with a UUID because RAND is non-deterministic.
protected SPARQLFunctionSymbol	createSPARQLStrUUIDFunctionSymbol() Freshly created on the fly with a UUID because STRUUID is non-deterministic.
protected SPARQLFunctionSymbol	createSPARQLUUIDFunctionSymbol() Freshly created on the fly with a UUID because UUID is non-deterministic.
BooleanFunctionSymbol	getAreCompatibleRDFStringFunctionSymbol() See https://www.w3.org/TR/sparql11-query/#func-arg-compatibility
FunctionSymbol	getBinaryNumericLexicalFunctionSymbol(String dbNumericOperationName)
FunctionSymbol	getCommonDenominatorFunctionSymbol(int arity)
FunctionSymbol	getCommonPropagatedOrSubstitutedNumericTypeFunctionSymbol() Binary
DBFunctionSymbolFactory	getDBFunctionSymbolFactory()
SPARQLFunctionSymbol	getIRIFunctionSymbol()
SPARQLFunctionSymbol	getIRIFunctionSymbol(org.apache.commons.rdf.api.IRI baseIRI)
BooleanFunctionSymbol	getIsARDFTermTypeFunctionSymbol(RDFTermType rdfTermType)
FunctionSymbol	getLangTagFunctionSymbol() Do NOT confuse it with the LANG SPARQL function This function symbol takes a RDF type term as input.
BooleanFunctionSymbol	getLexicalEBVFunctionSymbol()
BooleanFunctionSymbol	getLexicalInequalityFunctionSymbol(InequalityLabel inequalityLabel)
BooleanFunctionSymbol	getLexicalLangMatches() Do NOT confuse it with the langMatches SPARQL function Not a DBFunctionSymbol as it is not delegated to the DB (too complex logic)
BooleanFunctionSymbol	getLexicalNonStrictEqualityFunctionSymbol()
NotYetTypedEqualityFunctionSymbol	getNotYetTypedEquality() To be used when parsing the mapping and when an equality is found.
BooleanFunctionSymbol	getRDF2DBBooleanFunctionSymbol() Used for wrapping SPARQL boolean functional terms to make them becoming ImmutableExpressions Such a wrapping consists in converting XSD booleans into DB booleans.
FunctionSymbol	getRDFDatatypeStringFunctionSymbol() Do NOT confuse it with the LANG DATATYPE function This function symbol takes a RDF type term as input.
RDFTermFunctionSymbol	getRDFTermFunctionSymbol()
RDFTermTypeFunctionSymbol	getRDFTermTypeFunctionSymbol(TypeConstantDictionary dictionary, it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<RDFTermTypeConstant> possibleConstants, boolean isSimplifiable)
Optional<SPARQLFunctionSymbol>	getSPARQLDistinctAggregateFunctionSymbol(String officialName, int arity)
FunctionSymbol	getSPARQLEffectiveBooleanValueFunctionSymbol() Special function capturing the EBV logic https://www.w3.org/TR/sparql11-query/#ebv Returns an XSD.BOOLEAN
Optional<SPARQLFunctionSymbol>	getSPARQLFunctionSymbol(String officialName, int arity)
SPARQLAggregationFunctionSymbol	getSPARQLGroupConcatFunctionSymbol(String separator, boolean isDistinct)
FunctionSymbol	getUnaryLatelyTypedFunctionSymbol(Function<DBTermType,DBFunctionSymbol> dbFunctionSymbolFct, DBTermType targetType)
FunctionSymbol	getUnaryLexicalFunctionSymbol(Function<DBTermType,DBFunctionSymbol> dbFunctionSymbolFct)
protected void	init()

Methods inherited from class java.lang.Object

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

Methods inherited from interface it.unibz.inf.ontop.model.term.functionsymbol.FunctionSymbolFactory

getRequiredSPARQLDistinctAggregateFunctionSymbol, getRequiredSPARQLFunctionSymbol

Method Detail

init

@Inject
protected void init()

createSPARQLFunctionSymbolTable

protected it.unibz.inf.ontop.com.google.common.collect.ImmutableTable<String,Integer,SPARQLFunctionSymbol> createSPARQLFunctionSymbolTable()

getRDFTermFunctionSymbol

public RDFTermFunctionSymbol getRDFTermFunctionSymbol()

Specified by:

getRDFTermFunctionSymbol in interface FunctionSymbolFactory

getDBFunctionSymbolFactory

public DBFunctionSymbolFactory getDBFunctionSymbolFactory()

Specified by:

getDBFunctionSymbolFactory in interface FunctionSymbolFactory

getIsARDFTermTypeFunctionSymbol

public BooleanFunctionSymbol getIsARDFTermTypeFunctionSymbol(RDFTermType rdfTermType)

Specified by:

getIsARDFTermTypeFunctionSymbol in interface FunctionSymbolFactory

getAreCompatibleRDFStringFunctionSymbol

public BooleanFunctionSymbol getAreCompatibleRDFStringFunctionSymbol()

Description copied from interface: FunctionSymbolFactory

See https://www.w3.org/TR/sparql11-query/#func-arg-compatibility

Specified by:

getAreCompatibleRDFStringFunctionSymbol in interface FunctionSymbolFactory

getLexicalNonStrictEqualityFunctionSymbol

public BooleanFunctionSymbol getLexicalNonStrictEqualityFunctionSymbol()

Specified by:

getLexicalNonStrictEqualityFunctionSymbol in interface FunctionSymbolFactory

getNotYetTypedEquality

public NotYetTypedEqualityFunctionSymbol getNotYetTypedEquality()

Description copied from interface: FunctionSymbolFactory

To be used when parsing the mapping and when an equality is found. Is expected to replaced later by a proper equality (may be strict or not)

Specified by:

getNotYetTypedEquality in interface FunctionSymbolFactory

getLexicalInequalityFunctionSymbol

public BooleanFunctionSymbol getLexicalInequalityFunctionSymbol(InequalityLabel inequalityLabel)

Specified by:

getLexicalInequalityFunctionSymbol in interface FunctionSymbolFactory

getLexicalEBVFunctionSymbol

public BooleanFunctionSymbol getLexicalEBVFunctionSymbol()

Specified by:

getLexicalEBVFunctionSymbol in interface FunctionSymbolFactory

createLexicalInequalityFunctionSymbol

protected BooleanFunctionSymbol createLexicalInequalityFunctionSymbol(InequalityLabel inequalityLabel)

getRDF2DBBooleanFunctionSymbol

public BooleanFunctionSymbol getRDF2DBBooleanFunctionSymbol()

Description copied from interface: FunctionSymbolFactory

Used for wrapping SPARQL boolean functional terms to make them becoming ImmutableExpressions Such a wrapping consists in converting XSD booleans into DB booleans.

Specified by:

getRDF2DBBooleanFunctionSymbol in interface FunctionSymbolFactory

getRDFTermTypeFunctionSymbol

public RDFTermTypeFunctionSymbol getRDFTermTypeFunctionSymbol(TypeConstantDictionary dictionary,
                                                              it.unibz.inf.ontop.com.google.common.collect.ImmutableSet<RDFTermTypeConstant> possibleConstants,
                                                              boolean isSimplifiable)

Specified by:

getRDFTermTypeFunctionSymbol in interface FunctionSymbolFactory

getSPARQLFunctionSymbol

public Optional<SPARQLFunctionSymbol> getSPARQLFunctionSymbol(String officialName,
                                                              int arity)

Specified by:

getSPARQLFunctionSymbol in interface FunctionSymbolFactory

getSPARQLDistinctAggregateFunctionSymbol

public Optional<SPARQLFunctionSymbol> getSPARQLDistinctAggregateFunctionSymbol(String officialName,
                                                                               int arity)

Specified by:

getSPARQLDistinctAggregateFunctionSymbol in interface FunctionSymbolFactory

getSPARQLGroupConcatFunctionSymbol

public SPARQLAggregationFunctionSymbol getSPARQLGroupConcatFunctionSymbol(String separator,
                                                                          boolean isDistinct)

Specified by:

getSPARQLGroupConcatFunctionSymbol in interface FunctionSymbolFactory

getIRIFunctionSymbol

public SPARQLFunctionSymbol getIRIFunctionSymbol(org.apache.commons.rdf.api.IRI baseIRI)

Specified by:

getIRIFunctionSymbol in interface FunctionSymbolFactory

getIRIFunctionSymbol

public SPARQLFunctionSymbol getIRIFunctionSymbol()

Specified by:

getIRIFunctionSymbol in interface FunctionSymbolFactory

createSPARQLGroupConcat

protected SPARQLAggregationFunctionSymbol createSPARQLGroupConcat(String separator,
                                                                  boolean isDistinct)

getSPARQLEffectiveBooleanValueFunctionSymbol

public FunctionSymbol getSPARQLEffectiveBooleanValueFunctionSymbol()

Description copied from interface: FunctionSymbolFactory

Special function capturing the EBV logic https://www.w3.org/TR/sparql11-query/#ebv Returns an XSD.BOOLEAN

Specified by:

getSPARQLEffectiveBooleanValueFunctionSymbol in interface FunctionSymbolFactory

createSPARQLRandFunctionSymbol

protected SPARQLFunctionSymbol createSPARQLRandFunctionSymbol()

Freshly created on the fly with a UUID because RAND is non-deterministic.

createSPARQLUUIDFunctionSymbol

protected SPARQLFunctionSymbol createSPARQLUUIDFunctionSymbol()

Freshly created on the fly with a UUID because UUID is non-deterministic.

createSPARQLStrUUIDFunctionSymbol

protected SPARQLFunctionSymbol createSPARQLStrUUIDFunctionSymbol()

Freshly created on the fly with a UUID because STRUUID is non-deterministic.

getCommonDenominatorFunctionSymbol

public FunctionSymbol getCommonDenominatorFunctionSymbol(int arity)

Specified by:

getCommonDenominatorFunctionSymbol in interface FunctionSymbolFactory

getCommonPropagatedOrSubstitutedNumericTypeFunctionSymbol

public FunctionSymbol getCommonPropagatedOrSubstitutedNumericTypeFunctionSymbol()

Description copied from interface: FunctionSymbolFactory

Binary

Specified by:

getCommonPropagatedOrSubstitutedNumericTypeFunctionSymbol in interface FunctionSymbolFactory

getRDFDatatypeStringFunctionSymbol

public FunctionSymbol getRDFDatatypeStringFunctionSymbol()

Description copied from interface: FunctionSymbolFactory

Do NOT confuse it with the LANG DATATYPE function This function symbol takes a RDF type term as input. and returns * NULL if it is not a literal * the string of the datatype IRI

Specified by:

getRDFDatatypeStringFunctionSymbol in interface FunctionSymbolFactory

getLangTagFunctionSymbol

public FunctionSymbol getLangTagFunctionSymbol()

Description copied from interface: FunctionSymbolFactory

Do NOT confuse it with the LANG SPARQL function This function symbol takes a RDF type term as input. and returns * NULL if it is not a literal * "" if the literal type does not have a language tag * the language tag if available

Specified by:

getLangTagFunctionSymbol in interface FunctionSymbolFactory

getLexicalLangMatches

public BooleanFunctionSymbol getLexicalLangMatches()

Description copied from interface: FunctionSymbolFactory

Do NOT confuse it with the langMatches SPARQL function Not a DBFunctionSymbol as it is not delegated to the DB (too complex logic)

Specified by:

getLexicalLangMatches in interface FunctionSymbolFactory

getBinaryNumericLexicalFunctionSymbol

public FunctionSymbol getBinaryNumericLexicalFunctionSymbol(String dbNumericOperationName)

Specified by:

getBinaryNumericLexicalFunctionSymbol in interface FunctionSymbolFactory

getUnaryLatelyTypedFunctionSymbol

public FunctionSymbol getUnaryLatelyTypedFunctionSymbol(Function<DBTermType,DBFunctionSymbol> dbFunctionSymbolFct,
                                                        DBTermType targetType)

Specified by:

getUnaryLatelyTypedFunctionSymbol in interface FunctionSymbolFactory

getUnaryLexicalFunctionSymbol

public FunctionSymbol getUnaryLexicalFunctionSymbol(Function<DBTermType,DBFunctionSymbol> dbFunctionSymbolFct)

Specified by:

getUnaryLexicalFunctionSymbol in interface FunctionSymbolFactory