org.eclipse.rdf4j.model.impl

Class SimpleValueFactory

java.lang.Object

org.eclipse.rdf4j.model.base.AbstractValueFactory

org.eclipse.rdf4j.model.impl.AbstractValueFactory

org.eclipse.rdf4j.model.impl.SimpleValueFactory

All Implemented Interfaces:

ValueFactory

Direct Known Subclasses:

ValueFactoryImpl

public class SimpleValueFactory
extends AbstractValueFactory

Default implementation of the ValueFactory interface.

Author:

Arjohn Kampman

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SimpleValueFactory() Hidden constructor to enforce singleton pattern.

Method Summary

Modifier and Type	Method and Description
BNode	createBNode()
BNode	createBNode(String nodeID)
protected Literal	createFPLiteral(Number value, IRI datatype) Calls createNumericLiteral(Number, IRI) with the supplied value and datatype as parameters.
protected Literal	createFPLiteral(Number value, XSD.Datatype datatype)
protected Literal	createIntegerLiteral(Number value, IRI datatype) Calls createNumericLiteral(Number, IRI) with the supplied value and datatype as parameters.
protected Literal	createIntegerLiteral(Number value, XSD.Datatype datatype)
IRI	createIRI(String iri)
IRI	createIRI(String namespace, String localName)
Literal	createLiteral(BigDecimal bigDecimal)
Literal	createLiteral(BigInteger bigInteger)
Literal	createLiteral(boolean b)
Literal	createLiteral(byte value) Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.BYTE as parameters.
Literal	createLiteral(Date date) Converts the supplied Date to a XMLGregorianCalendar, then calls ValueFactory.createLiteral(XMLGregorianCalendar).
Literal	createLiteral(double value) Calls createFPLiteral(Number, IRI) with the supplied value and XSD.DOUBLE as parameters.
Literal	createLiteral(float value) Calls createFPLiteral(Number, IRI) with the supplied value and XSD.FLOAT as parameters.
Literal	createLiteral(int value) Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.INT as parameters.
Literal	createLiteral(long value) Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.LONG as parameters.
Literal	createLiteral(short value) Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.SHORT as parameters.
Literal	createLiteral(String value)
Literal	createLiteral(String value, IRI datatype)
Literal	createLiteral(String value, String language)
Literal	createLiteral(XMLGregorianCalendar calendar) Calls ValueFactory.createLiteral(String, IRI) with the String-value of the supplied calendar and the appropriate datatype as parameters.
protected Literal	createNumericLiteral(Number number, IRI datatype) Creates specific optimized subtypes of SimpleLiteral for numeric datatypes.
protected Literal	createNumericLiteral(Number number, XSD.Datatype datatype)
Statement	createStatement(Resource subject, IRI predicate, Value object)
Statement	createStatement(Resource subject, IRI predicate, Value object, Resource context)
Triple	createTriple(Resource subject, IRI predicate, Value object)
static SimpleValueFactory	getInstance() Provide a single shared instance of a SimpleValueFactory.
protected void	initBNodeParams() Generates a new bnode prefix and resets nextBNodeID to 1 .

Methods inherited from class org.eclipse.rdf4j.model.base.AbstractValueFactory

createLiteral, createLiteral

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.rdf4j.model.ValueFactory

createLiteral, createStatement, createStatement, createURI, createURI

Constructor Detail

SimpleValueFactory

protected SimpleValueFactory()

Hidden constructor to enforce singleton pattern.

Method Detail

getInstance

public static SimpleValueFactory getInstance()

Provide a single shared instance of a SimpleValueFactory.

Returns:

a singleton instance of SimpleValueFactory.

createIRI

public IRI createIRI(String iri)

Specified by:

createIRI in interface ValueFactory

Overrides:

createIRI in class AbstractValueFactory

createIRI

public IRI createIRI(String namespace,
                     String localName)

Specified by:

createIRI in interface ValueFactory

Overrides:

createIRI in class AbstractValueFactory

createBNode

public BNode createBNode(String nodeID)

Specified by:

createBNode in interface ValueFactory

Overrides:

createBNode in class AbstractValueFactory

createLiteral

public Literal createLiteral(String value)

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(String value,
                             String language)

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(boolean b)

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(String value,
                             IRI datatype)

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createStatement

public Statement createStatement(Resource subject,
                                 IRI predicate,
                                 Value object)

Specified by:

createStatement in interface ValueFactory

Overrides:

createStatement in class AbstractValueFactory

createStatement

public Statement createStatement(Resource subject,
                                 IRI predicate,
                                 Value object,
                                 Resource context)

Specified by:

createStatement in interface ValueFactory

Overrides:

createStatement in class AbstractValueFactory

createTriple

public Triple createTriple(Resource subject,
                           IRI predicate,
                           Value object)

Specified by:

createTriple in interface ValueFactory

Overrides:

createTriple in class AbstractValueFactory

initBNodeParams

protected void initBNodeParams()

Generates a new bnode prefix and resets nextBNodeID to 1 .

Overrides:

initBNodeParams in class AbstractValueFactory

createBNode

public BNode createBNode()

Specified by:

createBNode in interface ValueFactory

Overrides:

createBNode in class AbstractValueFactory

createLiteral

public Literal createLiteral(byte value)

Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.BYTE as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(short value)

Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.SHORT as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(int value)

Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.INT as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(long value)

Calls createIntegerLiteral(Number, IRI) with the supplied value and XSD.LONG as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createIntegerLiteral

protected Literal createIntegerLiteral(Number value,
                                       IRI datatype)

Calls createNumericLiteral(Number, IRI) with the supplied value and datatype as parameters.

Overrides:

createIntegerLiteral in class AbstractValueFactory

createIntegerLiteral

protected Literal createIntegerLiteral(Number value,
                                       XSD.Datatype datatype)

Overrides:

createIntegerLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(float value)

Calls createFPLiteral(Number, IRI) with the supplied value and XSD.FLOAT as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(double value)

Calls createFPLiteral(Number, IRI) with the supplied value and XSD.DOUBLE as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(BigInteger bigInteger)

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(BigDecimal bigDecimal)

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

createFPLiteral

protected Literal createFPLiteral(Number value,
                                  IRI datatype)

Calls createNumericLiteral(Number, IRI) with the supplied value and datatype as parameters.

Overrides:

createFPLiteral in class AbstractValueFactory

createFPLiteral

protected Literal createFPLiteral(Number value,
                                  XSD.Datatype datatype)

Overrides:

createFPLiteral in class AbstractValueFactory

createNumericLiteral

protected Literal createNumericLiteral(Number number,
                                       IRI datatype)

Creates specific optimized subtypes of SimpleLiteral for numeric datatypes.

Overrides:

createNumericLiteral in class AbstractValueFactory

createNumericLiteral

protected Literal createNumericLiteral(Number number,
                                       XSD.Datatype datatype)

Overrides:

createNumericLiteral in class AbstractValueFactory

createLiteral

public Literal createLiteral(XMLGregorianCalendar calendar)

Calls ValueFactory.createLiteral(String, IRI) with the String-value of the supplied calendar and the appropriate datatype as parameters.

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory

See Also:

XMLGregorianCalendar.toXMLFormat(), XMLGregorianCalendar.getXMLSchemaType(), XMLDatatypeUtil.qnameToURI(javax.xml.namespace.QName)

createLiteral

public Literal createLiteral(Date date)

Converts the supplied Date to a XMLGregorianCalendar, then calls ValueFactory.createLiteral(XMLGregorianCalendar).

Specified by:

createLiteral in interface ValueFactory

Overrides:

createLiteral in class AbstractValueFactory