Package com.hp.hpl.jena.sparql.core

Examples of com.hp.hpl.jena.sparql.core.DatasetGraph

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        return getDataset().asDatasetGraph() ;
    }
   
    protected DatasetGraphTDB getDatasetGraphTDB()
    {
        DatasetGraph dsg = getDatasetGraph() ;
        return TDBInternal.getBaseDatasetGraphTDB(dsg) ;
    }
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              (graphURLs == null || graphURLs.size() == 0) &&
              (namedGraphURLs == null || namedGraphURLs.size() == 0 ) )
            return null ;
       
        // This can auto-add graphs.
        DatasetGraph dsg = DatasetGraphFactory.createMem() ;
        Dataset ds = DatasetFactory.create(dsg) ;
        addGraphs(ds) ;
        dataset = ds ;
        return dataset ;
    }
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        // Check there is a dataset.
        if ( dataset == null )
            dataset = DatasetFactory.createMem() ;

        modTime.startTimer() ;
        DatasetGraph dsg = dataset.asDatasetGraph() ;

        if ( printOp || printPlan )
        {
            if ( printOp )
            {
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  /** Create a memory DatasetGraph and read in some data
     * @see #read(DatasetGraph,String)
     */
    public static DatasetGraph loadDatasetGraph(String uri)
  {
    DatasetGraph ds = createDatasetGraph() ;
        read(ds, uri) ;
        return ds ;
  }
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  /** Create a memory DatasetGraph and read in some data
     * @see #read(DatasetGraph,String,Lang)
     */
    public static DatasetGraph loadDatasetGraph(String uri, Lang lang)
  {
    DatasetGraph ds = createDatasetGraph() ;
        read(ds, uri, lang) ;
        return ds ; 
  }
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    Node graphNode = NodeFactoryExtra.parseNode("<http://example/namedGraph>") ;

    @Override
    protected Graph emptyGraph()
    {
        DatasetGraph dataset = TDBFactory.createDatasetGraph() ;
        return dataset.getGraph(graphNode) ;
    }
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        if ( ! RDFLanguages.isQuads(lang) )
            errorBadRequest("Not a quads format: "+mediaType) ;
       
        action.beginRead() ;
        try {
            DatasetGraph dsg = action.getActiveDSG() ;
            RDFDataMgr.write(out, dsg, lang) ;
            success(action) ;
        } finally { action.endRead() ; }
    }
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    protected void doPostQuads(HttpActionREST action, Lang lang)
    {
        action.beginWrite() ;
        try {
            String name = action.request.getRequestURL().toString() ;
            DatasetGraph dsg = action.getActiveDSG() ;
            StreamRDF dest = StreamRDFLib.dataset(dsg) ;
            LangRIOT parser = RiotReader.createParser(action.request.getInputStream(), lang, name , dest) ;
            parser.parse() ;
            action.commit();
            success(action) ;
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    // POST triples to dataset -- send to default graph. 
    protected void doPostTriples(HttpActionREST action, Lang lang)
    {
        action.beginWrite() ;
        try {
            DatasetGraph dsg = action.getActiveDSG() ;
            // This should not be anythign other than the datasets name via this route. 
            String name = action.request.getRequestURL().toString() ;
            //log.info(format("[%d] ** Content-length: %d", action.id, action.request.getContentLength())) ; 
            Graph g = dsg.getDefaultGraph() ;
            StreamRDF dest = StreamRDFLib.graph(g) ;
            LangRIOT parser = RiotReader.createParser(action.request.getInputStream(), lang, name , dest) ;
            parser.parse() ;
            action.commit();
            success(action) ;
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    protected void doPostTriplesGSP(HttpActionREST action, Lang lang)
    {
        action.beginWrite() ;
        try {
            DatasetGraph dsg = action.getActiveDSG() ;
            //log.info(format("[%d] ** Content-length: %d", action.id, action.request.getContentLength())) ; 
           
            String name = action.request.getRequestURL().toString() ;
            if ( ! name.endsWith("/") )
                name = name+ "/"  ;
            name = name+(++counter) ;
            Node gn = NodeFactory.createURI(name) ;
            Graph g = dsg.getGraph(gn) ;
            StreamRDF dest = StreamRDFLib.graph(g) ;
            LangRIOT parser = RiotReader.createParser(action.request.getInputStream(), lang, name , dest) ;
            parser.parse() ;
            log.info(format("[%d] Location: %s", action.id, name)) ;
            action.response.setHeader("Location",  name) ;
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Related Classes of com.hp.hpl.jena.sparql.core.DatasetGraph

  • arq.cmdline.ModDatasetGeneral
  • arq.examples.riot.ExRIOT_3
  • arq.sse_query
  • com.github.jsonldjava.jena.JenaRDF2JSONLD
  • com.hp.hpl.jena.query.QueryExecutionFactory
  • com.hp.hpl.jena.sdb.store.DatasetStore
  • com.hp.hpl.jena.sdb.test.misc.TestAssembler
  • com.hp.hpl.jena.sparql.algebra.op.OpFetch$QueryIterFetch
  • com.hp.hpl.jena.sparql.algebra.optimize.TestSemanticEquivalence
  • com.hp.hpl.jena.sparql.core.assembler.DatasetAssembler
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