org.jrdf.graph.local.index.nodepool
Class LocalizerImpl

java.lang.Object
  org.jrdf.graph.local.index.nodepool.LocalizerImpl

All Implemented Interfaces:

Localizer, TypedNodeVisitor

public class LocalizerImpl
extends Object
implements Localizer

Constructor Summary

LocalizerImpl(NodePool newNodePool, StringNodeMapper newMapper)

Method Summary

BlankNode	createLocalBlankNode()
Literal	createLocalLiteral(String escapedForm)
URIReference	createLocalURIReference(URI uri, boolean validate)
Long	localize(Node node) Converts a node into it's localized version.
Long[]	localize(Node first, Node second, Node third) Converts a globalized set of triple objects to an array of longs.
void	visitBlankNode(BlankNode blankNode) Visit blank node.
void	visitLiteral(Literal literal) Visit Literal.
void	visitNode(Node node) Visit node.
void	visitResource(Resource resource) Visit Resource.
void	visitURIReference(URIReference uriReference) Visit URI Reference.

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalizerImpl

public LocalizerImpl(NodePool newNodePool,
                     StringNodeMapper newMapper)

Method Detail

localize

public Long[] localize(Node first,
                       Node second,
                       Node third)
                throws GraphException

Description copied from interface: Localizer

Converts a globalized set of triple objects to an array of longs.

Specified by:

localize in interface Localizer

Parameters:

first - The first node.

second - The second node.

third - The last node.

Returns:

an array of longs that match the given first, second and third nodes.

Throws:

GraphException - If there was an error adding the statement.

localize

public Long localize(Node node)
              throws GraphException

Description copied from interface: Localizer

Converts a node into it's localized version.

Specified by:

localize in interface Localizer

Parameters:

node - the node to localize.

Returns:

the unique node identifier.

Throws:

GraphException - if the node was not part of this node pool.

createLocalBlankNode

public BlankNode createLocalBlankNode()
                               throws GraphException

Specified by:

createLocalBlankNode in interface Localizer

Throws:

GraphException

createLocalURIReference

public URIReference createLocalURIReference(URI uri,
                                            boolean validate)

Specified by:

createLocalURIReference in interface Localizer

createLocalLiteral

public Literal createLocalLiteral(String escapedForm)

Specified by:

createLocalLiteral in interface Localizer

visitBlankNode

public void visitBlankNode(BlankNode blankNode)

Description copied from interface: TypedNodeVisitor

Visit blank node.

Specified by:

visitBlankNode in interface TypedNodeVisitor

Parameters:

blankNode - the blank node to visit.

visitURIReference

public void visitURIReference(URIReference uriReference)

Description copied from interface: TypedNodeVisitor

Visit URI Reference.

Specified by:

visitURIReference in interface TypedNodeVisitor

Parameters:

uriReference - the URI Reference to visit.

visitLiteral

public void visitLiteral(Literal literal)

Description copied from interface: TypedNodeVisitor

Visit Literal.

Specified by:

visitLiteral in interface TypedNodeVisitor

Parameters:

literal - the Literal to visit.

visitNode

public void visitNode(Node node)

Description copied from interface: TypedNodeVisitor

Visit node.

Specified by:

visitNode in interface TypedNodeVisitor

Parameters:

node - the node to visit.

visitResource

public void visitResource(Resource resource)

Description copied from interface: TypedNodeVisitor

Visit Resource.

Specified by:

visitResource in interface TypedNodeVisitor

Parameters:

resource - the node to visit.