prajna.data.rdf

Class Property

java.lang.Object

prajna.data.rdf.Property

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

OwlProperty

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

Represents the property within an RDF triple.

Author:

Edward Swing

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Property() Create an uninitialized property
Property(java.lang.String propName) Construct a property with the given name

Method Summary

Methods

Modifier and Type	Method and Description
protected void	addProperty() Add this property to the internal set of properties
static void	clearDefined() Clear all properties from the internal cache
boolean	equals(java.lang.Object obj) Compare the object to this property for equality.
java.lang.String	getName() Get the name of this property
Property	getParent() Get the parent property, if any, for this property
static Property	getProperty(java.lang.String name) Get the named property.
static java.util.Set<java.lang.String>	getPropertyNames() Get the list of Property names
java.net.URI	getUri() Get the URI which specifies this property
int	hashCode() Returns the hash code for this property
boolean	isDescendant(Property prop) determines if the property is a descendant of this property
boolean	isDescendant(java.lang.String propName) determines if the property is a descendant of this property
protected static void	putProperty(java.lang.String name, Property prop) Add a property to the internal map.
void	setName(java.lang.String propName) Set the name of this property
void	setUri(java.net.URI propertyUri) Set the URI which specifies this property
java.lang.String	toString() return a string representation of this property.

Methods inherited from class java.lang.Object

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

Constructor Detail

Property

public Property()

Create an uninitialized property

Property

public Property(java.lang.String propName)

Construct a property with the given name

Parameters:

propName - the property name

Method Detail

addProperty

protected void addProperty()

Add this property to the internal set of properties

equals

public boolean equals(java.lang.Object obj)

Compare the object to this property for equality. Returns true if the objects are the same Java class, and have the same property name.

Overrides:

equals in class java.lang.Object

Returns:

true if the specified object represents the same property as this property

getName

public java.lang.String getName()

Get the name of this property

Returns:

the property name

getParent

public Property getParent()

Get the parent property, if any, for this property

Returns:

the parent property

getUri

public java.net.URI getUri()

Get the URI which specifies this property

Returns:

the uri for the property

hashCode

public int hashCode()

Returns the hash code for this property

Overrides:

hashCode in class java.lang.Object

Returns:

the hash code for the property

isDescendant

public boolean isDescendant(Property prop)

determines if the property is a descendant of this property

Parameters:

prop - the property

Returns:

true if the argument is a descendant of this property, false otherwise

isDescendant

public boolean isDescendant(java.lang.String propName)

determines if the property is a descendant of this property

Parameters:

propName - the property name

Returns:

true if the argument is a descendant of this property, false otherwise

setName

public void setName(java.lang.String propName)

Set the name of this property

Parameters:

propName - the property name

setUri

public void setUri(java.net.URI propertyUri)

Set the URI which specifies this property

Parameters:

propertyUri - the uri for the property

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.

clearDefined

public static void clearDefined()

Clear all properties from the internal cache

getProperty

public static Property getProperty(java.lang.String name)

Get the named property.

Parameters:

name - the name of the property

Returns:

the named property, or null if it has not been created

getPropertyNames

public static java.util.Set<java.lang.String> getPropertyNames()

Get the list of Property names

Returns:

the set of Property names currently loaded

putProperty

protected static void putProperty(java.lang.String name,
               Property prop)

Add a property to the internal map.

Parameters:

name - the name of the property

prop - the property