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Man Pages


Manual Reference Pages  -  RDFSTORE::RDFNODE (3)

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NAME

RDFStore::RDFNode - An RDF graph node

CONTENTS

SYNOPSIS



        package myNode;

        use RDFStore::RDFNode;
        @myNode::ISA = qw ( RDFStore::RDFNode );

        sub new {
                my $self = $_[0]->SUPER::new();
                $self->{mylabel} = $_[1];
                bless $self,$_[0];
        };

        sub getLabel {
                return $_[0]->{mylabel};
        };

        package main;

        my $node = new myNode(My generic node);
        my $node1 = new myNode(Your generic node);

        print $node->toString." is ";
        print "not "
                unless $node->equals($node1);
        print " equal to ".$node1->toString."\n";



DESCRIPTION

RDFStore::RDFNode is the base abstract class for RDFStore::Literal and RDFStore::Resource.

METHODS

new This is a class method, the constructor for RDFStore::RDFNode.
getLabel Return the label of the RDFNode as perl scalar
toString Return the textual represention of the RDFNode
getDigest Return a Cryptographic Digest (SHA-1 by default) of the node label - see RDFStore::Digest::Digestable(3)
equals Compare two RDFNodes.

SEE ALSO

RDFStore::Literal(3) RDFStore::Resource(3) RDFStore(3) RDFStore::Digest::Digestable(3)

ABOUT RDF



 http://www.w3.org/TR/rdf-primer/

 http://www.w3.org/TR/rdf-mt

 http://www.w3.org/TR/rdf-syntax-grammar/

 http://www.w3.org/TR/rdf-schema/

 http://www.w3.org/TR/1999/REC-rdf-syntax-19990222 (obsolete)



AUTHOR



        Alberto Reggiori <areggiori@webweaving.org>



POD ERRORS

Hey! <B>The above document had some coding errors, which are explained below:B>
Around line 118: You forgot a ’=back’ before ’=head1’
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perl v5.20.3 RDFSTORE::RDFNODE (3) 2006-06-19

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