com.hp.hpl.mesa.rdf.jena.common
Class LiteralImpl

java.lang.Object
  |
  +--com.hp.hpl.mesa.rdf.jena.common.LiteralImpl

All Implemented Interfaces:

Literal, RDFNode

public class LiteralImpl

extends java.lang.Object

implements Literal

An implementation of Literal.

Version:

Release='$Name: $' Revision='$Revision: 1.3 $' Date='$Date: 2001/07/04 17:53:58 $'

Author:

bwm

Constructor Summary

LiteralImpl(boolean b)

LiteralImpl(char c)

LiteralImpl(double d)

LiteralImpl(float f)

LiteralImpl(long l)

LiteralImpl(java.lang.Object o)

LiteralImpl(java.lang.String s)

LiteralImpl(java.lang.String s, boolean wellFormed)

LiteralImpl(java.lang.String s, java.lang.String l)

LiteralImpl(java.lang.String s, java.lang.String l, boolean wellFormed)

Method Summary

boolean	equals(java.lang.Object o) Test whether another object is equal to this object.
boolean	getBoolean() Interpret the literal as a String representation of a Boolean and return its value.
byte	getByte() Interpret the literal as a String representation of a byte and return its value.
char	getChar() Interpret the literal as a String representation of a char and return its value.
double	getDouble() Interpret the literal as a String representation of a double and return its value.
float	getFloat() Interpret the literal as a String representation of a float and return its value.
int	getInt() Interpret the literal as a String representation of an int and return its value.
java.lang.String	getLanguage() If a language is defined for this literal return it
long	getLong() Interpret the literal as a String representation of a long and return its value.
java.lang.Object	getObject(ObjectF f) Interpret the literal as a String representation of an object.
short	getShort() Interpret the literal as a String representation of a short and return its value.
java.lang.String	getString() Return the String value of the literal
boolean	getWellFormed() Return whether Literal is well formed XML
int	hashCode()
java.lang.String	toString() Return a String representation of the node.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

LiteralImpl

public LiteralImpl(boolean b)

LiteralImpl

public LiteralImpl(long l)

LiteralImpl

public LiteralImpl(char c)

LiteralImpl

public LiteralImpl(float f)

LiteralImpl

public LiteralImpl(double d)

LiteralImpl

public LiteralImpl(java.lang.String s)

LiteralImpl

public LiteralImpl(java.lang.String s,
                   java.lang.String l)

LiteralImpl

public LiteralImpl(java.lang.String s,
                   boolean wellFormed)

LiteralImpl

public LiteralImpl(java.lang.String s,
                   java.lang.String l,
                   boolean wellFormed)

LiteralImpl

public LiteralImpl(java.lang.Object o)

Method Detail

toString

public java.lang.String toString()

Description copied from interface: RDFNode

Return a String representation of the node. The form of the string depends on the type of the node.

Specified by:

toString in interface RDFNode

Overrides:

toString in class java.lang.Object

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.RDFNode

Returns:

a String representation of this object.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Description copied from interface: Literal

Test whether another object is equal to this object.

A Literal is equal to another object only if the object is also a Literal and the string value and language of both literals are equal.

Specified by:

equals in interface Literal

Overrides:

equals in class java.lang.Object

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Parameters:

o - The object to test against

Returns:

true if the the objects are equal, false otherwise

getBoolean

public boolean getBoolean()
                   throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a Boolean and return its value.

Specified by:

getBoolean in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a boolean

Throws:

RDFException - Generic RDF Exception

getByte

public byte getByte()
             throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a byte and return its value.

Specified by:

getByte in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a byte

Throws:

RDFException - Generic RDF Exception

getShort

public short getShort()
               throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a short and return its value.

Specified by:

getShort in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a short

Throws:

RDFException - Generic RDF Exception

getInt

public int getInt()
           throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of an int and return its value.

Specified by:

getInt in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as an int

Throws:

RDFException - Generic RDF Exception

getLong

public long getLong()
             throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a long and return its value.

Specified by:

getLong in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a long

Throws:

RDFException - Generic RDF Exception

getChar

public char getChar()
             throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a char and return its value.

Specified by:

getChar in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a char

Throws:

RDFException - Generic RDF Exception

getFloat

public float getFloat()
               throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a float and return its value.

Specified by:

getFloat in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a float

Throws:

RDFException - Generic RDF Exception

getDouble

public double getDouble()
                 throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of a double and return its value.

Specified by:

getDouble in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal interpeted as a double

Throws:

RDFException - Generic RDF Exception

getString

public java.lang.String getString()
                           throws RDFException

Description copied from interface: Literal

Return the String value of the literal

Specified by:

getString in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the literal string

Throws:

RDFException - Generic RDF Exception

getObject

public java.lang.Object getObject(ObjectF f)
                           throws RDFException

Description copied from interface: Literal

Interpret the literal as a String representation of an object.

Specified by:

getObject in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Parameters:

f - A factory object for creating the returned object.

Returns:

the object created from the literal string

Throws:

RDFException - Generic RDF Exception

getLanguage

public java.lang.String getLanguage()

Description copied from interface: Literal

If a language is defined for this literal return it

Specified by:

getLanguage in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

the language for this literal if it exists, or null

getWellFormed

public boolean getWellFormed()

Description copied from interface: Literal

Return whether Literal is well formed XML

Specified by:

getWellFormed in interface Literal

Following copied from interface: com.hp.hpl.mesa.rdf.jena.model.Literal

Returns:

true if the literal is well formed XML, e.g. as would be produced from a parseType="Literal" element.