private void ExtractResultsIntoList(IList <T> list, ObjectDeserialiserQuerySink querySink)
{
if (querySink.IncomingResults != null)
{
foreach (T t in querySink.IncomingResults)
{
list.Add(t);
}
}
}
public IEnumerator <T> ExecuteQuery()
{
using (var loggingScope = new LoggingScope("SparqlCommand<T>.ExecuteQuery()"))
{
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("{0}.", CommandText);
}
#line default
#endregion
MethodCallExpression e = null;
IList <T> results = new List <T>();
switch (Connection.Store.QueryMethod)
{
case LinqQueryMethod.CustomSparql:
case LinqQueryMethod.GenericSparql:
case LinqQueryMethod.InMemorySparql:
case LinqQueryMethod.NativeSparql:
case LinqQueryMethod.RemoteSparql:
//Set up the Connection and the Results Sink
LinqToSparqlConnection <T> connection = (LinqToSparqlConnection <T>)Connection;
if (connection.SparqlQuery.Expressions.ContainsKey("Select"))
{
e = connection.SparqlQuery.Expressions["Select"];
}
ObjectDeserialiserQuerySink sink = new ObjectDeserialiserQuerySink(connection.SparqlQuery.OriginalType, typeof(T), InstanceName, ElideDuplicates, e, (RdfDataContext)connection.SparqlQuery.DataContext);
//Compile and Parse the Query
DateTime beforeQueryCompilation = DateTime.Now;
SparqlQuery query = this._parser.ParseFromString(CommandText);
DateTime afterQueryCompilation = DateTime.Now;
DateTime beforeQueryRun = DateTime.Now;
//Run the Query
connection.Store.QueryProcessor.Run(query, sink);
//Extract and Register Results
DateTime afterQueryRun = DateTime.Now;
ExtractResultsIntoList(results, sink);
RegisterResults(connection.SparqlQuery, results);
break;
default:
break;
}
return(results.GetEnumerator());
}
}
