org.xenei.jena.entities.impl.handlers

Class VoidHandler

java.lang.Object

org.xenei.jena.entities.impl.handlers.VoidHandler

All Implemented Interfaces:

ObjectHandler

public class VoidHandler
extends Object
implements ObjectHandler

An ObjectHandler that always returns null.

Constructor Summary

Constructors

Constructor and Description
VoidHandler()

Method Summary

Methods

Modifier and Type	Method and Description
com.hp.hpl.jena.rdf.model.RDFNode	createRDFNode(Object obj) Convert the object to null
boolean	equals(Object o)
int	hashCode()
boolean	isEmpty(Object obj) Returns true if the object is considered empty.
Object	parseObject(com.hp.hpl.jena.rdf.model.RDFNode node) convert the node to a null
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

VoidHandler

public VoidHandler()

Method Detail

createRDFNode

public com.hp.hpl.jena.rdf.model.RDFNode createRDFNode(Object obj)

Convert the object to null

Specified by:

createRDFNode in interface ObjectHandler

Parameters:

obj - The object to convert

Returns:

null

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

isEmpty

public boolean isEmpty(Object obj)

Description copied from interface: ObjectHandler

Returns true if the object is considered empty.

Specified by:

isEmpty in interface ObjectHandler

Parameters:

obj - the object that would be passed to createRDFNode

Returns:

true if the object is a empty.

parseObject

public Object parseObject(com.hp.hpl.jena.rdf.model.RDFNode node)

convert the node to a null

Specified by:

parseObject in interface ObjectHandler

Parameters:

node - The node to convert.

Returns:

null.

toString

public String toString()

Overrides:

toString in class Object