Package org.eclipse.rdf4j.model.base
Class AbstractValueFactory
- java.lang.Object
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- org.eclipse.rdf4j.model.base.AbstractValueFactory
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- All Implemented Interfaces:
ValueFactory
- Direct Known Subclasses:
MemValueFactory
,SimpleValueFactory
public abstract class AbstractValueFactory extends Object implements ValueFactory
Base class forValueFactory
, offering common functionality.- Since:
- 3.5.0
- Author:
- Alessandro Bollini
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Constructor Summary
Constructors Constructor Description AbstractValueFactory()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description BNode
createBNode()
Creates a new bNode.BNode
createBNode(String nodeID)
Creates a new blank node with the given node identifier.IRI
createIRI(String iri)
Creates a new IRI from the supplied string-representation.IRI
createIRI(String namespace, String localName)
Creates a new IRI from the supplied namespace and local name.Literal
createLiteral(boolean value)
Creates a new xsd:boolean-typed literal representing the specified value.Literal
createLiteral(byte value)
Creates a new xsd:byte-typed literal representing the specified value.Literal
createLiteral(double value)
Creates a new xsd:double-typed literal representing the specified value.Literal
createLiteral(float value)
Creates a new xsd:float-typed literal representing the specified value.Literal
createLiteral(int value)
Creates a new xsd:int-typed literal representing the specified value.Literal
createLiteral(long value)
Creates a new xsd:long-typed literal representing the specified value.Literal
createLiteral(short value)
Creates a new xsd:short-typed literal representing the specified value.Literal
createLiteral(String label)
Creates a new literal with the supplied label.Literal
createLiteral(String label, String language)
Creates a new literal with the supplied label and language attribute.Literal
createLiteral(String label, CoreDatatype datatype)
Creates a new literal with the supplied label and datatype.Literal
createLiteral(String label, IRI datatype)
Creates a new literal with the supplied label and datatype.Literal
createLiteral(String label, IRI datatype, CoreDatatype coreDatatype)
Creates a new literal with the supplied label and datatype.Literal
createLiteral(BigDecimal bigDecimal)
Creates a new literal representing the specified bigDecimal that is typed as an xsd:decimal.Literal
createLiteral(BigInteger bigInteger)
Creates a new literal representing the specified bigInteger that is typed as an xsd:integer.Literal
createLiteral(TemporalAccessor value)
Creates a new literal representing a temporal accessor value.Literal
createLiteral(TemporalAmount value)
Creates a new literal representing a temporal amount value.Literal
createLiteral(Date date)
Creates a new literal representing the specified date that is typed using the appropriate XML Schema date/time datatype.Literal
createLiteral(XMLGregorianCalendar calendar)
Creates a new literal representing the specified calendar that is typed using the appropriate XML Schema date/time datatype.Statement
createStatement(Resource subject, IRI predicate, Value object)
Creates a new statement with the supplied subject, predicate and object.Statement
createStatement(Resource subject, IRI predicate, Value object, Resource context)
Creates a new statement with the supplied subject, predicate and object and associated context.Triple
createTriple(Resource subject, IRI predicate, Value object)
Creates a new RDF-star triple with the supplied subject, predicate and object.
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Method Detail
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createBNode
public BNode createBNode()
Description copied from interface:ValueFactory
Creates a new bNode.- Specified by:
createBNode
in interfaceValueFactory
- Returns:
- An object representing the bNode.
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createBNode
public BNode createBNode(String nodeID)
Description copied from interface:ValueFactory
Creates a new blank node with the given node identifier.- Specified by:
createBNode
in interfaceValueFactory
- Parameters:
nodeID
- The blank node identifier.- Returns:
- An object representing the blank node.
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createIRI
public IRI createIRI(String iri)
Description copied from interface:ValueFactory
Creates a new IRI from the supplied string-representation.- Specified by:
createIRI
in interfaceValueFactory
- Parameters:
iri
- A string-representation of a IRI.- Returns:
- An object representing the IRI.
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createIRI
public IRI createIRI(String namespace, String localName)
Description copied from interface:ValueFactory
Creates a new IRI from the supplied namespace and local name. Calling this method is funtionally equivalent to callingcreateIRI(namespace+localName)
, but allows the ValueFactory to reuse supplied namespace and local name strings whenever possible. Note that the values returned byIRI.getNamespace()
andIRI.getLocalName()
are not necessarily the same as the values that are supplied to this method.- Specified by:
createIRI
in interfaceValueFactory
- Parameters:
namespace
- The IRI's namespace.localName
- The IRI's local name.
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createLiteral
public Literal createLiteral(String label)
Description copied from interface:ValueFactory
Creates a new literal with the supplied label. The return value ofLiteral.getDatatype()
for the returned object must bexsd:string
.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
label
- The literal's label, must not be null.- Returns:
- A literal for the specified value.
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createLiteral
public Literal createLiteral(String label, IRI datatype)
Description copied from interface:ValueFactory
Creates a new literal with the supplied label and datatype.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
label
- The literal's label, must not be null.datatype
- The literal's datatype. If it is null, the datatypexsd:string
will be assigned to this literal.- Returns:
- A literal for the specified value and type.
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createLiteral
public Literal createLiteral(String label, CoreDatatype datatype)
Description copied from interface:ValueFactory
Creates a new literal with the supplied label and datatype.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
label
- The literal's label, must not be null.datatype
- The literal's datatype. It may not be null.
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createLiteral
public Literal createLiteral(String label, IRI datatype, CoreDatatype coreDatatype)
Description copied from interface:ValueFactory
Creates a new literal with the supplied label and datatype.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
label
- The literal's label, must not be null.datatype
- The literal's datatype. If it is null, the datatypexsd:string
will be assigned to this literal.
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createLiteral
public Literal createLiteral(String label, String language)
Description copied from interface:ValueFactory
Creates a new literal with the supplied label and language attribute. The return value ofLiteral.getDatatype()
for the returned object must berdf:langString
.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
label
- The literal's label, must not be null.language
- The literal's language attribute, must not be null.- Returns:
- A literal for the specified value and language attribute.
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createLiteral
public Literal createLiteral(boolean value)
Description copied from interface:ValueFactory
Creates a new xsd:boolean-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:boolean-typed literal for the specified value.
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createLiteral
public Literal createLiteral(byte value)
Description copied from interface:ValueFactory
Creates a new xsd:byte-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:byte-typed literal for the specified value.
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createLiteral
public Literal createLiteral(short value)
Description copied from interface:ValueFactory
Creates a new xsd:short-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:short-typed literal for the specified value.
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createLiteral
public Literal createLiteral(int value)
Description copied from interface:ValueFactory
Creates a new xsd:int-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:int-typed literal for the specified value.
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createLiteral
public Literal createLiteral(long value)
Description copied from interface:ValueFactory
Creates a new xsd:long-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:long-typed literal for the specified value.
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createLiteral
public Literal createLiteral(float value)
Description copied from interface:ValueFactory
Creates a new xsd:float-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:float-typed literal for the specified value.
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createLiteral
public Literal createLiteral(double value)
Description copied from interface:ValueFactory
Creates a new xsd:double-typed literal representing the specified value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- The value for the literal.- Returns:
- An xsd:double-typed literal for the specified value.
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createLiteral
public Literal createLiteral(BigInteger bigInteger)
Description copied from interface:ValueFactory
Creates a new literal representing the specified bigInteger that is typed as an xsd:integer.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
bigInteger
- The value for the literal.- Returns:
- An xsd:integer-typed literal for the specified value.
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createLiteral
public Literal createLiteral(BigDecimal bigDecimal)
Description copied from interface:ValueFactory
Creates a new literal representing the specified bigDecimal that is typed as an xsd:decimal.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
bigDecimal
- The value for the literal.- Returns:
- An xsd:decimal-typed literal for the specified value.
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createLiteral
public Literal createLiteral(TemporalAccessor value)
Description copied from interface:ValueFactory
Creates a new literal representing a temporal accessor value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- the temporal accessor value for the literal- Returns:
- a literal representing the specified temporal accessor
value
with the appropriate XML Schema date/time datatype
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createLiteral
public Literal createLiteral(TemporalAmount value)
Description copied from interface:ValueFactory
Creates a new literal representing a temporal amount value.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
value
- the temporal amount value for the literal- Returns:
- a literal representing the specified temporal amount
value
with the appropriate XML Schema duration datatype
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createLiteral
public Literal createLiteral(XMLGregorianCalendar calendar)
Description copied from interface:ValueFactory
Creates a new literal representing the specified calendar that is typed using the appropriate XML Schema date/time datatype.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
calendar
- The value for the literal.- Returns:
- A typed literal for the specified calendar.
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createLiteral
public Literal createLiteral(Date date)
Description copied from interface:ValueFactory
Creates a new literal representing the specified date that is typed using the appropriate XML Schema date/time datatype.- Specified by:
createLiteral
in interfaceValueFactory
- Parameters:
date
- The value for the literal.- Returns:
- A typed literal for the specified date.
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createTriple
public Triple createTriple(Resource subject, IRI predicate, Value object)
Description copied from interface:ValueFactory
Creates a new RDF-star triple with the supplied subject, predicate and object.- Specified by:
createTriple
in interfaceValueFactory
- Parameters:
subject
- The statement's subject.predicate
- The statement's predicate.object
- The statement's object.- Returns:
- The created triple.
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createStatement
public Statement createStatement(Resource subject, IRI predicate, Value object)
Description copied from interface:ValueFactory
Creates a new statement with the supplied subject, predicate and object.- Specified by:
createStatement
in interfaceValueFactory
- Parameters:
subject
- The statement's subject.predicate
- The statement's predicate.object
- The statement's object.- Returns:
- The created statement.
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createStatement
public Statement createStatement(Resource subject, IRI predicate, Value object, Resource context)
Description copied from interface:ValueFactory
Creates a new statement with the supplied subject, predicate and object and associated context.- Specified by:
createStatement
in interfaceValueFactory
- Parameters:
subject
- The statement's subject.predicate
- The statement's predicate.object
- The statement's object.context
- The statement's context.- Returns:
- The created statement.
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