/// <summary>
/// Processes a SPARQL Query.
/// </summary>
/// <param name="query">SPARQL Query.</param>
/// <returns></returns>
public object ProcessQuery(SparqlQuery query)
{
query.QueryExecutionTime = null;
var start = DateTime.Now;
try
{
return(_manager.Query(_formatter.Format(query)));
}
finally
{
var elapsed = (DateTime.Now - start);
query.QueryExecutionTime = elapsed;
}
}
/// <summary>
/// Processes a SPARQL Query
/// </summary>
/// <param name="query">SPARQL Query</param>
/// <returns></returns>
public object ProcessQuery(SparqlQuery query)
{
query.QueryExecutionTime = null;
DateTime start = DateTime.Now;
try
{
Object temp = _manager.Query(_formatter.Format(query));
return(temp);
}
finally
{
TimeSpan elapsed = (DateTime.Now - start);
query.QueryExecutionTime = elapsed;
}
}
private static void SkipAddedPublications(IQueryableStorage storage)
{
var publicationQuery = @"BASE <http://www.stellman-greene.com>
PREFIX publication: <publication#>
SELECT * {
?publication a publication:Publication .
}";
SparqlResultSet publicationResults = storage.Query(publicationQuery) as SparqlResultSet;
foreach (var result in publicationResults.Results)
{
IUriNode publicationUri = result["publication"] as IUriNode;
string pmidString = publicationUri.Uri.LocalPath.Replace("/publication/", "");
int pmid;
if (int.TryParse(pmidString, out pmid))
{
_publicationsAdded[pmid] = true;
}
}
_publicationsSkipped = _publicationsAdded.Count;
if (_publicationsSkipped > 0)
{
logger.Info("Skipped " + _publicationsSkipped + " publication" + (_publicationsSkipped == 1 ? "" : "s") + " previously processed");
}
}
private object Query(string query)
{
var sqp = new SparqlQueryParser();
var sparqlQuery = sqp.ParseFromString(query);
sparqlQuery.AddDefaultGraph(_graphUri);
return(_store.Query(sparqlQuery.ToString()));
}
public void RunTest()
{
// Temporarily catch exceptions as they are expected
// TODO: Remove try-catch
try
{
_storage.Query(_query);
}
catch
{
// We do not care in Benchmark right now
}
}
/// <summary>
/// Query the storage to skip the people and publications that have already been added
/// </summary>
private static void SkipAddedPeople(IQueryableStorage storage)
{
var peopleQuery = @"BASE <http://www.stellman-greene.com>
PREFIX person: <person#>
SELECT * {
?person a person:Person .
}";
SparqlResultSet peopleResults = storage.Query(peopleQuery) as SparqlResultSet;
foreach (var result in peopleResults.Results)
{
IUriNode personUri = result["person"] as IUriNode;
string setnb = personUri.Uri.LocalPath.Replace("/person/", "");
_peopleAdded[setnb] = true;
}
_peopleSkipped = _peopleAdded.Count;
if (_peopleSkipped > 0)
{
logger.Info("Skipped " + _peopleSkipped + " " + (_peopleSkipped == 1 ? "person" : "people") + " previously processed");
}
}
/// <summary>
/// Executes a SPARQL Query on the underlying Store
/// </summary>
/// <param name="sparqlQuery">SPARQL Query</param>
/// <returns></returns>
public Object Query(String sparqlQuery)
{
return(_queryManager.Query(sparqlQuery));
}
private static void QueryHandlers(IQueryableStorage storage, string query, IRdfHandler rdfHandler, ISparqlResultsHandler resultsHandler)
{
storage.Query(rdfHandler, resultsHandler, query);
}
private static object Query(IQueryableStorage storage, string query)
{
return(storage.Query(query));
}
