public StardogQueryResult(StardogStore store, ISparqlQuery query, StardogResultHandler resultHandler) { _resultHandler = resultHandler; string s = null; string p = null; string o = null; if (query.ProvidesStatements()) { // A list of global scope variables without the ?. Used to access the // subject, predicate and object variable in statement providing queries. string[] vars = query.GetGlobalScopeVariableNames(); s = vars[0]; p = vars[1]; o = vars[2]; } _query = query; if (_resultHandler.SparqlResultSet != null) { _tripleProvider = new SparqlResultSetTripleProvider(_resultHandler.SparqlResultSet, s, p, o); } _model = query.Model; _resultHandler = resultHandler; _store = store; }
/// <summary> /// Executes a <c>SparqlQuery</c> on the store. /// </summary> /// <param name="query">SPARQL query string to be executed.</param> /// <param name="transaction">An optional transaction.</param> /// <returns></returns> public StardogResultHandler ExecuteQuery(string query, ITransaction transaction = null) { Log?.Invoke(query); StardogResultHandler resultHandler = new StardogResultHandler(); _connector.Query(_rdfHandler, resultHandler, query); return(resultHandler); }
/// <summary> /// Executes a <c>SparqlQuery</c> on the store. /// </summary> /// <param name="query">SPARQL query to be executed.</param> /// <param name="transaction">An optional transaction.</param> /// <returns></returns> public override ISparqlQueryResult ExecuteQuery(ISparqlQuery query, ITransaction transaction = null) { string q = query.ToString(); Log?.Invoke(q); StardogResultHandler resultHandler = new StardogResultHandler(); _connector.Query(_rdfHandler, resultHandler, q, query.IsInferenceEnabled); return(new StardogQueryResult(this, query, resultHandler)); }