Package org.openrdf.query

Examples of org.openrdf.query.Query

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                long start = System.currentTimeMillis();
                try {
                    RepositoryConnection connection = sesameService.getConnection();
                    try {
                        connection.begin();
                        Query sparqlQuery = connection.prepareQuery(queryLanguage, query);

                        if (sparqlQuery instanceof TupleQuery) {
                            query((TupleQuery) sparqlQuery, tupleWriter);
                        } else if (sparqlQuery instanceof BooleanQuery) {
                            query((BooleanQuery) sparqlQuery, booleanWriter);
                        } else if (sparqlQuery instanceof GraphQuery) {
                            query((GraphQuery) sparqlQuery, graphWriter.getOutputStream(), graphWriter.getFormat());
                        } else {
                            connection.rollback();
                            throw new InvalidArgumentException("SPARQL query type " + sparqlQuery.getClass() + " not supported!");
                        }

                        connection.commit();
                    } catch (Exception ex) {
                        connection.rollback();
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                long start = System.currentTimeMillis();
                try {
                    RepositoryConnection connection = sesameService.getConnection();
                    try {
                        connection.begin();
                        Query sparqlQuery = connection.prepareQuery(queryLanguage, query);

                        if (sparqlQuery instanceof TupleQuery) {
                            query((TupleQuery) sparqlQuery, (TupleQueryResultWriter)writer);
                        } else if (sparqlQuery instanceof BooleanQuery) {
                            query((BooleanQuery) sparqlQuery, (BooleanQueryResultWriter)writer);
                        } else if (sparqlQuery instanceof GraphQuery) {
                            query((GraphQuery) sparqlQuery, ((SPARQLGraphResultWriter)writer).getOutputStream(), ((SPARQLGraphResultWriter)writer).getFormat());
                        } else {
                            connection.rollback();
                            throw new InvalidArgumentException("SPARQL query type " + sparqlQuery.getClass() + " not supported!");
                        }

                        connection.commit();
                    } catch (Exception ex) {
                        connection.rollback();
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                long start = System.currentTimeMillis();
                try {
                    RepositoryConnection connection = sesameService.getConnection();
                    try {
                        connection.begin();
                        Query sparqlQuery = connection.prepareQuery(language, query);

                        if (sparqlQuery instanceof TupleQuery) {
                            query((TupleQuery)sparqlQuery, output, format);
                        } else if (sparqlQuery instanceof BooleanQuery) {
                            query((BooleanQuery)sparqlQuery, output, format);
                        } else if (sparqlQuery instanceof GraphQuery) {
                            query((GraphQuery)sparqlQuery, output, format);
                        } else {
                            throw new InvalidArgumentException("SPARQL query type " + sparqlQuery.getClass() + " not supported!");
                        }

                        connection.commit();
                    } catch (Exception ex) {
                        connection.rollback();
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    @Inject
    private SesameService sesameService;
   
    @Override
    public Query parseQuery(QueryLanguage language, String query) throws RepositoryException, MalformedQueryException {
      Query sparqlQuery = null;
        RepositoryConnection connection = sesameService.getConnection();
        try {
            connection.begin();
            sparqlQuery = connection.prepareQuery(language, query);
            connection.commit();
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        try {
            RepositoryConnection connection = sesameService.getConnection();
            try {
                connection.begin();
                Query sparqlQuery = connection.prepareQuery(queryLanguage, query);

                if (sparqlQuery instanceof TupleQuery) {
                    query((TupleQuery) sparqlQuery, tupleWriter);
                } else if (sparqlQuery instanceof BooleanQuery) {
                    query((BooleanQuery) sparqlQuery, booleanWriter);
                } else if (sparqlQuery instanceof GraphQuery) {
                    query((GraphQuery) sparqlQuery, graphWriter);
                } else {
                    connection.rollback();
                    throw new InvalidArgumentException("SPARQL query type " + sparqlQuery.getClass() + " not supported!");
                }

                connection.commit();
            } finally {
                connection.close();
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        try {
            RepositoryConnection connection = sesameService.getConnection();
            try {
                connection.begin();
                Query sparqlQuery = connection.prepareQuery(language, query);

                if (sparqlQuery instanceof TupleQuery) {
                  query((TupleQuery)sparqlQuery, output, format);
                } else if (sparqlQuery instanceof BooleanQuery) {
                  query((BooleanQuery)sparqlQuery, output, format);
                } else if (sparqlQuery instanceof GraphQuery) {
                  query((GraphQuery)sparqlQuery, output, format);
                } else {
                    throw new InvalidArgumentException("SPARQL query type " + sparqlQuery.getClass() + " not supported!");
                }

                connection.commit();
      } finally {
                connection.close();
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Related Classes of org.openrdf.query.Query

  • de.fuberlin.wiwiss.marbles.MarblesServlet
  • org.apache.marmotta.platform.sparql.services.sparql.SparqlServiceImpl
  • org.openrdf.http.server.filters.PreparedQueryResolver
  • org.openrdf.http.server.filters.QueryParser
  • org.openrdf.http.server.filters.QueryTypeRouter
  • org.openrdf.http.server.repository.RepositoryController
  • org.openrdf.http.server.resources.BooleanQueryResource
  • org.openrdf.http.server.resources.GraphQueryResource
  • org.openrdf.http.server.resources.QueryListResource
  • org.openrdf.http.server.resources.TupleQueryResource
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