org.jrdf.graph.local.mem
Class NodeComparatorImpl

java.lang.Object
  org.jrdf.graph.local.mem.NodeComparatorImpl

All Implemented Interfaces:

Serializable, Comparator<Node>, NodeComparator, TypedNodeVisitor

public final class NodeComparatorImpl
extends Object
implements NodeComparator, TypedNodeVisitor

Currently only support simple comparison - either by node id for blank nodes or string comparisons for URIs and Literals.

Version:

$Id: NodeComparatorImpl.java 1822 2008-01-17 22:20:02Z newmana $

Author:

Andrew Newman

See Also:

Serialized Form

Constructor Summary

NodeComparatorImpl(NodeTypeComparator nodeTypeComparator, BlankNodeComparator blankNodeComparator)

Method Summary

int	compare(Node o1, Node o2)
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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

NodeComparatorImpl

public NodeComparatorImpl(NodeTypeComparator nodeTypeComparator,
                          BlankNodeComparator blankNodeComparator)

Method Detail

compare

public int compare(Node o1,
                   Node o2)

Specified by:

compare in interface Comparator<Node>

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.