org.openrdf.model.impl
Class BNodeImpl

java.lang.Object
  org.openrdf.model.impl.BNodeImpl

All Implemented Interfaces:

BNode, Comparable, Resource, Serializable, Value

Direct Known Subclasses:

BNodeNode, IdBNode, NativeBNode

public class BNodeImpl

extends Object

implements BNode, Serializable

An implementation of the BNode interface.

See Also:

Serialized Form

Constructor Summary

BNodeImpl(String id)

Method Summary

void	addProperty(URI property, Value value) Adds a property to this Resource in the RDF graph.
int	compareTo(Object other) Compares this BNode with the supplied object.
boolean	equals(Object o) Compares a blank node object to another object.
String	getID() retrieves this bNode's identifier.
StatementIterator	getObjectStatements() Gets all statements from the RDF graph for which this value is the object.
StatementIterator	getSubjectStatements() Gets all statements from the RDF graph for which this resource is the subject.
int	hashCode() The hash code of a blank node is defined as the hash code of its identifier: id.hashCode().
String	toString() Returns the BNode's string representation.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

BNodeImpl

public BNodeImpl(String id)

Method Detail

getID

public String getID()

Description copied from interface: BNode

retrieves this bNode's identifier.

Specified by:

getID in interface BNode

Returns:

a bnode identifier

equals

public boolean equals(Object o)

Description copied from interface: BNode

Compares a blank node object to another object.

Specified by:

equals in interface BNode

hashCode

public int hashCode()

Description copied from interface: BNode

The hash code of a blank node is defined as the hash code of its identifier: id.hashCode().

Specified by:

hashCode in interface BNode

compareTo

public int compareTo(Object other)

Compares this BNode with the supplied object.

Specified by:

compareTo in interface Comparable

Throws:

ClassCastException - if o is not of type BNode

See Also:

Comparable

toString

public String toString()

Returns the BNode's string representation.

addProperty

public void addProperty(URI property,
                        Value value)
                 throws GraphException

Description copied from interface: Resource

Adds a property to this Resource in the RDF graph. The result is that a statement of the form (this, property, value) is added.

Specified by:

addProperty in interface Resource

Parameters:

property - the predicate of the statement that should be added.

value - the value of the statements that should be added.

Throws:

GraphException

getSubjectStatements

public StatementIterator getSubjectStatements()
                                       throws GraphException

Description copied from interface: Resource

Gets all statements from the RDF graph for which this resource is the subject.

Specified by:

getSubjectStatements in interface Resource

Throws:

GraphException

getObjectStatements

public StatementIterator getObjectStatements()
                                      throws GraphException

Description copied from interface: Value

Gets all statements from the RDF graph for which this value is the object.

Specified by:

getObjectStatements in interface Value

Throws:

GraphException