Package org.restlet.ext.rdf

Class RdfRepresentation

  • public class RdfRepresentation
extends org.restlet.representation.WriterRepresentation
    Generic RDF representation. Provides support for the Resource Description Framework (RDF) Semantic Web standard. It supports major RDF serialization formats (n3, Turtle, N-Triples and RDF/XML) and is able to both serialize and deserialize a Graph.
    Author:
    Jerome Louvel

    • Field Summary

      • Fields inherited from class org.restlet.representation.Representation

        UNKNOWN_SIZE

    • Constructor Summary

      Constructors 
      Constructor Description
      RdfRepresentation()
      Constructor.
      RdfRepresentation​(org.restlet.data.MediaType mediaType)
      Constructor with argument.
      RdfRepresentation​(Graph linkSet, org.restlet.data.MediaType mediaType)
      Constructor with argument.
      RdfRepresentation​(org.restlet.representation.Representation rdfRepresentation)
      Constructor that parsed a given RDF representation into a link set.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      GraphHandler createBuilder​(Graph graph)
      Returns an instance of a graph handler used when parsing the inner RDF representation.
      GraphHandler createWriter​(org.restlet.data.MediaType mediaType, java.io.Writer writer)
      Returns an instance of a graph handler used when writing the inner set of links.
      Graph getGraph()
      Returns the graph of links.
      void parse​(GraphHandler graphHandler)
      Parses the inner RDF representation.
      void setGraph​(Graph linkSet)
      Sets the graph of links.
      void write​(java.io.Writer writer)  
      void write​(GraphHandler graphHandler)
      Writes the

      • Methods inherited from class org.restlet.representation.WriterRepresentation

        getReader

      • Methods inherited from class org.restlet.representation.CharacterRepresentation

        getChannel, getStream, write, write

      • Methods inherited from class org.restlet.representation.Representation

        append, exhaust, getAvailableSize, getDigest, getDisposition, getExpirationDate, getRange, getRegistration, getSize, getText, hasKnownSize, isAvailable, isEmpty, isSelectable, isTransient, release, setAvailable, setDigest, setDisposition, setExpirationDate, setListener, setRange, setSize, setTransient

      • Methods inherited from class org.restlet.representation.RepresentationInfo

        getModificationDate, getTag, setModificationDate, setTag

      • Methods inherited from class org.restlet.representation.Variant

        createClientInfo, equals, getCharacterSet, getEncodings, getLanguages, getLocationRef, getMediaType, hashCode, includes, isCompatible, setCharacterSet, setEncodings, setLanguages, setLocationRef, setLocationRef, setMediaType, toString

      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, wait, wait, wait

    • Constructor Detail

      • RdfRepresentation

        public RdfRepresentation()
        Constructor.

      • RdfRepresentation

        public RdfRepresentation​(Graph linkSet,
                         org.restlet.data.MediaType mediaType)
        Constructor with argument.
        Parameters:
        linkSet - The graph of links.
        mediaType - The representation's mediaType.

      • RdfRepresentation

        public RdfRepresentation​(org.restlet.data.MediaType mediaType)
        Constructor with argument.
        Parameters:
        mediaType - The representation's mediaType.

      • RdfRepresentation

        public RdfRepresentation​(org.restlet.representation.Representation rdfRepresentation)
                  throws java.io.IOException
        Constructor that parsed a given RDF representation into a link set.
        Parameters:
        rdfRepresentation - The RDF representation to parse.
        Throws:
        java.io.IOException

    • Method Detail

      • createBuilder

        public GraphHandler createBuilder​(Graph graph)
        Returns an instance of a graph handler used when parsing the inner RDF representation.
        Parameters:
        graph - The graph to build.
        Returns:
        An instance of a graph handler used when parsing the inner RDF representation.

      • createWriter

        public GraphHandler createWriter​(org.restlet.data.MediaType mediaType,
                                 java.io.Writer writer)
                          throws java.io.IOException
        Returns an instance of a graph handler used when writing the inner set of links.
        Parameters:
        mediaType - The given media type of the parsed RDF representation.
        writer - The character writer to write to.
        Returns:
        An instance of a graph handler used when writing the inner set of links.
        Throws:
        java.io.IOException

      • getGraph

        public Graph getGraph()
               throws java.io.IOException
        Returns the graph of links.
        Returns:
        The graph of links.
        Throws:
        java.io.IOException

      • parse

        public void parse​(GraphHandler graphHandler)
           throws java.io.IOException
        Parses the inner RDF representation. The given graph handler is invoked each time a link is detected.
        Parameters:
        graphHandler - The graph handler.
        Throws:
        java.io.IOException

      • setGraph

        public void setGraph​(Graph linkSet)
        Sets the graph of links.
        Parameters:
        linkSet - The graph of links.

      • write

        public void write​(GraphHandler graphHandler)
           throws java.io.IOException
        Writes the
        Parameters:
        graphHandler -
        Throws:
        java.io.IOException

      • write

        public void write​(java.io.Writer writer)
           throws java.io.IOException
        Specified by:
        write in class org.restlet.representation.Representation
        Throws:
        java.io.IOException