Examples of ParsedQuery

org.elasticsearch.index.query.ParsedQuery
The result of parsing a query. @author kimchy (shay.banon)
org.openrdf.query.parser.ParsedQuery
Abstract super class of all query types that a query parser can generate. @author Arjohn Kampman
rex.olap.mdxparse.ParsedQuery
this is the result of parsing an MDX

Examples of org.openrdf.query.parser.ParsedQuery

                "   ?e2 pgm:tail ?friend.\n" +
                "   ?e2 pgm:head ?project.\n" +
                "   ?project prop:name ?name.\n" +
                "}";
        System.out.println(queryStr);
        ParsedQuery query = new SPARQLParser().parseQuery(queryStr, "http://example.org/bogus/");
        CloseableIteration<? extends BindingSet, QueryEvaluationException> results
                = sc.evaluate(query.getTupleExpr(), query.getDataset(), new EmptyBindingSet(), false);
        try {
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();

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Examples of org.openrdf.query.parser.ParsedQuery


            SPARQLParser parser = new SPARQLParser();
            BindingSet bindings = new EmptyBindingSet();
            String baseURI = "http://example.org/bogus/";
            String queryStr;
            ParsedQuery query;
            CloseableIteration<? extends BindingSet, QueryEvaluationException> results;
            int count;
            // s ?p ?o SELECT
            queryStr = "SELECT ?y ?z WHERE { <http://example.org/uriA> ?y ?z }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                URI y = (URI) set.getValue("y");
                Value z = (Value) set.getValue("z");
                assertNotNull(y);
                assertNotNull(z);
                // System.out.println("y = " + y + ", z = " + z);
            }
            results.close();
            assertTrue(count > 0);


            // s p ?o SELECT using a namespace prefix
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "SELECT ?z WHERE { <" + prefix + "thor> foaf:name ?z }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            languages = new HashSet<String>();
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                Literal z = (Literal) set.getValue("z");
                assertNotNull(z);
                languages.add(z.getLanguage());
            }
            results.close();
            assertTrue(count > 0);
            assertEquals(2, languages.size());
            assertTrue(languages.contains("en"));
            assertTrue(languages.contains("is"));


            // ?s p o SELECT using a plain literal value with no language tag
            queryStr = "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n" + "SELECT ?s WHERE { ?s rdfs:comment \"he really knows where his towel is\" }";
            URI fordUri = sail.getValueFactory().createURI(prefix + "ford");
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                URI s = (URI) set.getValue("s");
                assertNotNull(s);
                assertEquals(s, fordUri);
            }
            results.close();
            assertTrue(count > 0);


            // ?s p o SELECT using a language-specific literal value
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "SELECT ?s WHERE { ?s foaf:name \"Thor\"@en }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                URI s = (URI) set.getValue("s");
                assertNotNull(s);
                assertEquals(s, thorUri);
            }
            results.close();
            assertTrue(count > 0);


            // The language tag is necessary
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "SELECT ?s WHERE { ?s foaf:name \"Thor\" }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                results.next();
            }
            results.close();
            assertEquals(0, count);


            // ?s p o SELECT using a typed literal value
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>\n" + "SELECT ?s WHERE { ?s foaf:msnChatID \"Thorster123\"^^xsd:string }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                URI s = (URI) set.getValue("s");
                assertNotNull(s);
                assertEquals(s, thorUri);
            }
            results.close();
            assertTrue(count > 0);


            // The data type is necessary
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>\n" + "SELECT ?s WHERE { ?s foaf:msnChatID \"Thorster123\" }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                results.next();
            }
            results.close();
            assertEquals(0, count);


            // s ?p o SELECT
            // TODO: commented out languages for now
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>\n" + "SELECT ?p WHERE { <" + prefix + "thor> ?p \"Thor\"@en }";
            query = parser.parseQuery(queryStr, baseURI);
            URI foafNameUri = sail.getValueFactory().createURI("http://xmlns.com/foaf/0.1/name");
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                URI p = (URI) set.getValue("p");
                assertNotNull(p);
                assertEquals(p, foafNameUri);
            }
            results.close();
            assertTrue(count > 0);


            // context-specific SELECT
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "SELECT ?z\n" + "FROM <" + prefix + "ctx1>\n" + "WHERE { <" + prefix + "thor> foaf:name ?z }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            languages = new HashSet<String>();
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                Literal z = (Literal) set.getValue("z");
                assertNotNull(z);
                languages.add(z.getLanguage());
            }
            results.close();
            assertTrue(count > 0);
            assertEquals(2, languages.size());
            assertTrue(languages.contains("en"));
            assertTrue(languages.contains("is"));
            queryStr = "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" + "SELECT ?z\n" + "FROM <http://example.org/emptycontext>\n" + "WHERE { <" + prefix + "thor> foaf:name ?z }";
            query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                results.next();
            }

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Examples of org.openrdf.query.parser.ParsedQuery

                    "PREFIX foaf: <http://xmlns.com/foaf/0.1/>\n" +
                    "SELECT ?foaf WHERE {\n" +
                    "    :ford foaf:knows ?friend .\n" +
                    "    ?friend foaf:knows ?foaf .\n" +
                    "}";
            ParsedQuery query = parser.parseQuery(queryStr, baseURI);
            results = sc.evaluate(query.getTupleExpr(), query.getDataset(), bindings, false);
            count = 0;
            while (results.hasNext()) {
                count++;
                BindingSet set = results.next();
                URI foaf = (URI) set.getValue("foaf");

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Examples of org.openrdf.query.parser.ParsedQuery

                }


                SPARQLParser parser = new SPARQLParser();
                CloseableIteration<? extends BindingSet, QueryEvaluationException> sparqlResults;
                String queryString = "SELECT ?x ?y WHERE { ?x <http://tinkerpop.com#knows> ?y }";
                ParsedQuery query = parser.parseQuery(queryString, "http://tinkerPop.com");


                System.out.println("\nSPARQL: " + queryString);
                sparqlResults = sc.evaluate(query.getTupleExpr(), query.getDataset(), new EmptyBindingSet(), false);
                try {
                    while (sparqlResults.hasNext()) {
                        System.out.println(sparqlResults.next());
                    }
                } finally {

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Examples of org.openrdf.query.parser.ParsedQuery

  }


  public SailQuery prepareQuery(QueryLanguage ql, String queryString, String baseURI)
    throws MalformedQueryException
  {
    ParsedQuery parsedQuery = QueryParserUtil.parseQuery(ql, queryString, baseURI);


    if (parsedQuery instanceof ParsedTupleQuery) {
      return new SailTupleQuery((ParsedTupleQuery)parsedQuery, this);
    }
    else if (parsedQuery instanceof ParsedGraphQuery) {
      return new SailGraphQuery((ParsedGraphQuery)parsedQuery, this);
    }
    else if (parsedQuery instanceof ParsedBooleanQuery) {
      return new SailBooleanQuery((ParsedBooleanQuery)parsedQuery, this);
    }
    else {
      throw new RuntimeException("Unexpected query type: " + parsedQuery.getClass());
    }
  }

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Examples of org.openrdf.query.parser.ParsedQuery

      Map<String, String> prefixes = PrefixDeclProcessor.process(qc);
      WildcardProjectionProcessor.process(qc);
      BlankNodeVarProcessor.process(qc);
      TupleExpr tupleExpr = buildQueryModel(qc);


      ParsedQuery query;


      ASTQuery queryNode = qc.getQuery();
      if (queryNode instanceof ASTSelectQuery) {
        query = new ParsedTupleQuery(tupleExpr);
      }
      else if (queryNode instanceof ASTConstructQuery) {
        query = new ParsedGraphQuery(tupleExpr, prefixes);
      }
      else if (queryNode instanceof ASTAskQuery) {
        query = new ParsedBooleanQuery(tupleExpr);
      }
      else if (queryNode instanceof ASTDescribeQuery) {
        query = new ParsedGraphQuery(tupleExpr, prefixes);
      }
      else {
        throw new RuntimeException("Unexpected query type: " + queryNode.getClass());
      }


      // Handle dataset declaration
      Dataset dataset = DatasetDeclProcessor.process(qc);
      if (dataset != null) {
        query.setDataset(dataset);
      }


      return query;
    }
    catch (ParseException e) {

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Examples of org.openrdf.query.parser.ParsedQuery

      // TODO: check use of unbound variables?


      TupleExpr tupleExpr = QueryModelBuilder.buildQueryModel(qc, new ValueFactoryImpl());


      ASTQuery queryNode = qc.getQuery();
      ParsedQuery query;
      if (queryNode instanceof ASTTupleQuery) {
        query = new ParsedTupleQuery(tupleExpr);
      }
      else if (queryNode instanceof ASTGraphQuery) {
        query = new ParsedGraphQuery(tupleExpr, namespaces);

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Examples of org.openrdf.query.parser.ParsedQuery

  }


  private void evaluateQuery(QueryLanguage ql, String queryString) {
    try {
      queryString = addQueryPrefixes(ql, queryString);
      ParsedQuery query = QueryParserUtil.parseQuery(ql, queryString, null);
      if (query instanceof ParsedTupleQuery) {
        evaluateTupleQuery(ql, queryString);
      }
      else if (query instanceof ParsedGraphQuery) {
        evaluateGraphQuery(ql, queryString);

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Examples of org.openrdf.query.parser.ParsedQuery

    }


    @Override
    public QueryType getQueryType(QueryLanguage language, String query) throws MalformedQueryException {
        QueryParser parser = QueryParserUtil.createParser(language); 
        ParsedQuery parsedQuery = parser.parseQuery(query, configurationService.getServerUri() + SparqlWebService.PATH + "/" + SparqlWebService.SELECT);
        if (parsedQuery instanceof ParsedTupleQuery) {
            return QueryType.TUPLE;
        } else if (parsedQuery instanceof ParsedBooleanQuery) {
            return QueryType.BOOL;
        } else if (parsedQuery instanceof ParsedGraphQuery) {

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Examples of org.openrdf.query.parser.ParsedQuery

        PrintStream ps = new PrintStream(out);


        try {
            TweetStoreConnection c = store.createConnection();
            try {
                ParsedQuery q = parseQuery(SELECT_DUMP_FIELDS);
                BindingSet bs = new MapBindingSet();
                SailConnection sc = c.getSailConnection();
                try {
                    sc.begin();
                    CloseableIteration<? extends BindingSet, QueryEvaluationException> results
                            = sc.evaluate(q.getTupleExpr(), q.getDataset(), bs, false);
                    try {
                        while (results.hasNext()) {
                            BindingSet r = results.next();
                            String timestamp = ((Literal) r.getBinding(TIMESTAMP).getValue()).getLabel().replaceAll("\t", " ");
                            String location = ((Literal) r.getBinding(LOCATION).getValue()).getLabel().replaceAll("\t", " ");

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