Package org.apache.clerezza.rdf.core.sparql.query

Examples of org.apache.clerezza.rdf.core.sparql.query.SelectQuery

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            log.error("", ex);
            throw new StoreException(ex.getMessage(), ex);
        }

        String enhancementQuery = QueryGenerator.getEnhancementsOfContent(id);
        SelectQuery selectQuery = null;
        try {
            selectQuery = (SelectQuery) QueryParser.getInstance().parse(enhancementQuery);
        } catch (ParseException e) {
            String msg = "Cannot parse the SPARQL while trying to retrieve the enhancements of the ContentItem";
            log.error(msg, e);
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     * @throws YardException in case the generated SPARQL query could not be parsed
     * or the generated Query is not an SPARQL SELECT query.
     */
    private ResultSet executeSparqlFieldQuery(final SparqlFieldQuery query) throws YardException {
        int limit = QueryUtils.getLimit(query, getConfig().getDefaultQueryResultNumber(), getConfig().getMaxQueryResultNumber());
        SelectQuery sparqlQuery;
        String sparqlQueryString = SparqlQueryUtils.createSparqlSelectQuery(query, false,limit,EndpointTypeEnum.Standard);
        try {
            sparqlQuery = (SelectQuery)QueryParser.getInstance().parse(sparqlQueryString);
        } catch (ParseException e) {
            log.error("ParseException for SPARQL Query in findRepresentation");
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        RecipeList matchingRecipes = new RecipeList();

        try {

            SelectQuery query = (SelectQuery) QueryParser.getInstance().parse(sparql);

            ResultSet resultSet = tcManager.executeSparqlQuery(query, tripleCollection);

            while (resultSet.hasNext()) {
                SolutionMapping solutionMapping = resultSet.next();
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        RuleList matchingRules = new RuleList();

        try {

            SelectQuery query = (SelectQuery) QueryParser.getInstance().parse(sparql);

            ResultSet resultSet = tcManager.executeSparqlQuery(query, unionMGraph);

            while (resultSet.hasNext()) {
                SolutionMapping solutionMapping = resultSet.next();
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        RuleList matchingRules = new RuleList();

        try {

            SelectQuery query = (SelectQuery) QueryParser.getInstance().parse(sparql);

            ResultSet resultSet = tcManager.executeSparqlQuery(query, unionMGraph);

            while (resultSet.hasNext()) {
                SolutionMapping solutionMapping = resultSet.next();
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    }

    private void removeEnhancements(String id) throws StoreException {
        LockableMGraph enhancementGraph = getEnhancementGraph();
        String enhancementQuery = QueryGenerator.getEnhancementsOfContent(id);
        SelectQuery selectQuery = null;
        try {
            selectQuery = (SelectQuery) QueryParser.getInstance().parse(enhancementQuery);
        } catch (ParseException e) {
            String msg = "Cannot parse the SPARQL while trying to delete the enhancements of the ContentItem";
            log.error(msg, e);
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            addField(ci, doc, fn);
        }
    }

    private void addField(ContentItem ci, SolrInputDocument doc, SolrFieldName fieldName) {
        SelectQuery query = null;
        try {
            query = (SelectQuery) QueryParser.getInstance().parse(QueryGenerator.getFieldQuery(fieldName));
        } catch (ParseException e) {
            log.debug("Should never reach here!");
            log.error("Cannot parse the query generated by QueryGenerator: {}",
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            log.error("", ex);
            throw new StoreException(ex.getMessage(), ex);
        }

        String enhancementQuery = QueryGenerator.getEnhancementsOfContent(id);
        SelectQuery selectQuery = null;
        try {
            selectQuery = (SelectQuery) QueryParser.getInstance().parse(enhancementQuery);
        } catch (ParseException e) {
            String msg = "Cannot parse the SPARQL while trying to retrieve the enhancements of the ContentItem";
            log.error(msg, e);
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     * @throws YardException in case the generated SPARQL query could not be parsed
     * or the generated Query is not an SPARQL SELECT query.
     */
    private ResultSet executeSparqlFieldQuery(final SparqlFieldQuery query) throws YardException {
        int limit = QueryUtils.getLimit(query, getConfig().getDefaultQueryResultNumber(), getConfig().getMaxQueryResultNumber());
        SelectQuery sparqlQuery;
        String sparqlQueryString = SparqlQueryUtils.createSparqlSelectQuery(query, false,limit,EndpointTypeEnum.Standard);
        try {
            sparqlQuery = (SelectQuery)QueryParser.getInstance().parse(sparqlQueryString);
        } catch (ParseException e) {
            log.error("ParseException for SPARQL Query in findRepresentation");
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                .append("> WHERE { <").append(subject).append("> <")
                .append(predicate).append("> ?").append(variable).append(" . }");

        Query q = QueryParser.getInstance().parse(queryStrBuf.toString());
        Assert.assertTrue(SelectQuery.class.isAssignableFrom(q.getClass()));
        SelectQuery selectQuery = (SelectQuery) q;
        Assert.assertTrue(selectQuery.getSelection().get(0)
                .equals(new Variable(variable)));
        Assert.assertTrue(selectQuery.getDataSet().getDefaultGraphs().toArray()[0]
                .equals(new UriRef(defaultGraph)));

        GraphPattern gp = (GraphPattern) selectQuery.getQueryPattern()
                .getGraphPatterns().toArray()[0];
        Assert.assertTrue(BasicGraphPattern.class.isAssignableFrom(gp.getClass()));
        BasicGraphPattern bgp = (BasicGraphPattern) gp;

        Set<TriplePattern> triplePatterns = bgp.getTriplePatterns();
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Related Classes of org.apache.clerezza.rdf.core.sparql.query.SelectQuery

  • org.apache.clerezza.platform.mail.MailManImpl
  • org.apache.clerezza.rdf.core.access.TcManagerTest
  • org.apache.clerezza.rdf.core.sparql.QueryParserTest
  • org.apache.stanbol.contenthub.store.solr.SolrStoreImpl
  • org.apache.stanbol.enhancer.engines.opencalais.impl.OpenCalaisEngine
  • org.apache.stanbol.entityhub.yard.clerezza.impl.ClerezzaYard
  • org.apache.stanbol.rules.manager.ClerezzaRuleStore
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