org.ontoware.rdf2go.model.node.impl

Class DatatypeLiteralImpl

java.lang.Object

org.ontoware.rdf2go.model.node.impl.LiteralImpl

org.ontoware.rdf2go.model.node.impl.DatatypeLiteralImpl

All Implemented Interfaces:

Serializable, Comparable<Node>, DatatypeLiteral, Literal, Node, NodeOrVariable

public class DatatypeLiteralImpl
extends LiteralImpl
implements DatatypeLiteral

The rdf2go DatatypLiteral implementation

Author:

mvo

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DatatypeLiteralImpl(String turtleEncoded)
DatatypeLiteralImpl(String value, URI datatype) constructs a Datatype Literal

Method Summary

Modifier and Type	Method and Description
boolean	asBoolean()
DatatypeLiteral	asDatatypeLiteral() A convenience method for a cast to org.ontoware.rdf2go.model.node.DatatypeLiteral
int	asInt()
LanguageTagLiteral	asLanguageTagLiteral() A convenience method for a cast to org.ontoware.rdf2go.model.node.LanguageTagLiteral
int	compareTo(Node other)
boolean	equals(Object o)
URI	getDatatype() the URI normally is an URI for a xml schema datatype (xsd)
String	getValue() gets the value of the literal
int	hashCode()
String	toSPARQL() A convenience function to create SPARQL queries from nodes
String	toString()

Methods inherited from class org.ontoware.rdf2go.model.node.impl.LiteralImpl

asBlankNode, asLiteral, asResource, asURI, sparqlEncode

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.ontoware.rdf2go.model.node.Node

asBlankNode, asLiteral, asResource, asURI

Constructor Detail

DatatypeLiteralImpl

public DatatypeLiteralImpl(String value,
                           URI datatype)

constructs a Datatype Literal

Parameters:

value - The datatype value

datatype - The xsd URI

DatatypeLiteralImpl

public DatatypeLiteralImpl(String turtleEncoded)

Parameters:

turtleEncoded - Syntax <literalValue> '^^' <datatypeUri>

Method Detail

getDatatype

public URI getDatatype()

Description copied from interface: DatatypeLiteral

the URI normally is an URI for a xml schema datatype (xsd)

Specified by:

getDatatype in interface DatatypeLiteral

Returns:

the URI of the datatype

getValue

public String getValue()

Description copied from interface: Literal

gets the value of the literal

Specified by:

getValue in interface Literal

Specified by:

getValue in class LiteralImpl

Returns:

The literal

equals

public boolean equals(Object o)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

asInt

public int asInt()
          throws ClassCastException,
                 NumberFormatException

Throws:

ClassCastException

NumberFormatException

asBoolean

public boolean asBoolean()
                  throws ClassCastException

Throws:

ClassCastException

asDatatypeLiteral

public DatatypeLiteral asDatatypeLiteral()
                                  throws ClassCastException

Description copied from interface: Node

A convenience method for a cast to org.ontoware.rdf2go.model.node.DatatypeLiteral

Specified by:

asDatatypeLiteral in interface Node

Returns:

this Node casted as a DatatypeLiteral

Throws:

ClassCastException - if the node is not a DatatypeLiteral

asLanguageTagLiteral

public LanguageTagLiteral asLanguageTagLiteral()
                                        throws ClassCastException

Description copied from interface: Node

A convenience method for a cast to org.ontoware.rdf2go.model.node.LanguageTagLiteral

Specified by:

asLanguageTagLiteral in interface Node

Returns:

this Node casted as a LanguageTagLiteral

Throws:

ClassCastException - if the node is not a LanguageTagLiteral

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(Node other)

Specified by:

compareTo in interface Comparable<Node>

toSPARQL

public String toSPARQL()

Description copied from interface: Node

A convenience function to create SPARQL queries from nodes

Specified by:

toSPARQL in interface Node

Returns:

this node in SPARQL syntax. A URI is wrapped in '<' and '>'. A literal is wrapped in '"' chars and escaped.