redland (version 1.0.17-9)

Node-class: A Redland Node, used to store one node in an RDF triple statement.

Description

A Node represents a RDF Resource, Property, Literal or an RDF blank Node.

Slots

librdf_node

A redland node object

Methods

• Node-initialize: Initialize a Node object.

• getNodeType: Determine the node type and return as a string.

• getBlankNodeId: Get the blank identifier that has been assigned for a specified Node object.

See Also

redland: redland package

Examples

# NOT RUN {
world <- new("World")
# a blank node is created with a unique identifier generated by librdf
node <- new("Node", world)
# a blank node is created with a unique identifier generated by librdf
node <- new("Node", world, blank=NULL)
# a blank node is created with the user specified identifier, i.e. "_:id1"
node <- new("Node", world, blank="someid")
# a node type of 'literal' is created
node <- new("Node", world, literal="A Node Value")
# a Node type of 'resource' is created
node <- new("Node", world, uri="http://www.example.com")
# }