prajna.data.rdf

Class RdfThing

java.lang.Object

prajna.data.rdf.RdfThing

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

OwlThing, RdfDataThing, RdfLiteral, VarOwlThing

public class RdfThing
extends java.lang.Object
implements java.io.Serializable

Generalized representation of an RDF object. The object can be either the subject or the object of an RDF triple

Author:

Edward Swing

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
RdfThing() Create an unnamed RdfThing
RdfThing(java.lang.String name) Create an RdfThing with the given name

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getName() Get the name of this property
java.net.URI	getUri() Get the URI which specifies this property
boolean	isVariableFlag() Query whether this RdfThing represents a variable
boolean	matches(RdfThing thing) Return whether this thing matches another thing.
void	setName(java.lang.String thingName) Set the name of this RdfThing
void	setUri(java.net.URI objectUri) Set the URI which specifies this object
void	setVariableFlag(boolean variableFlag) Set whether this RDF thing represents a variable.
java.lang.String	toString() return a string representation of this property.

Methods inherited from class java.lang.Object

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

Constructor Detail

RdfThing

public RdfThing()

Create an unnamed RdfThing

RdfThing

public RdfThing(java.lang.String name)

Create an RdfThing with the given name

Parameters:

name - the name for the thing

Method Detail

getName

public java.lang.String getName()

Get the name of this property

Returns:

the property name

getUri

public java.net.URI getUri()

Get the URI which specifies this property

Returns:

the uri for the property

isVariableFlag

public boolean isVariableFlag()

Query whether this RdfThing represents a variable

Returns:

true if this thing represents a variable, false otherwise.

matches

public boolean matches(RdfThing thing)

Return whether this thing matches another thing. This checks for simple equality in the name field and equality or null in the uri field.

Parameters:

thing - the thing to check for matching.

Returns:

true if this thing matches the other thing, false otherwise.

setName

public void setName(java.lang.String thingName)

Set the name of this RdfThing

Parameters:

thingName - the thing name

setUri

public void setUri(java.net.URI objectUri)

Set the URI which specifies this object

Parameters:

objectUri - the uri for the object

setVariableFlag

public void setVariableFlag(boolean variableFlag)

Set whether this RDF thing represents a variable. False by default

Parameters:

variableFlag - the variable flag

toString

public java.lang.String toString()

return a string representation of this property.

Overrides:

toString in class java.lang.Object

Returns:

a string representation of this property.