# File lib/rdf/redland/node.rb, line 62
    def node_from_literal(hash)
      xml_language = hash.key?(:xml_language) ? hash[:xml_language] : ""
      wf_xml = hash.key?(:wf_xml?) ? 1 : 0
      if hash.key?(:datatype)
        datatype = hash[:datatype]
        node = Redland.librdf_new_node_from_typed_literal($world.world,hash[:literal],xml_language,datatype.uri)
      else
        node = Redland.librdf_new_node_from_literal($world.world,hash[:literal],xml_language,wf_xml)
      end
      return node
    end