public object Execute()
{
this.CheckCanExecute();
XmlaReader xmlaReader = null;
xmlaReader = this.connection.IExecuteProvider.Execute(this, this.Properties, this.PrivateParameters);
this.Connection.OpenedReader = null;
if (xmlaReader == null)
{
this.connection.MarkCacheNeedsCheckForValidness();
return(null);
}
object result;
try
{
object obj = null;
if (XmlaClient.IsExecuteResponseS(xmlaReader))
{
XmlaClient.StartExecuteResponseS(xmlaReader);
if (XmlaClient.IsDatasetResponseS(xmlaReader))
{
MDDatasetFormatter mDDatasetFormatter = SoapFormatter.ReadDataSetResponse(xmlaReader);
if (mDDatasetFormatter != null)
{
obj = new CellSet(this.connection, mDDatasetFormatter);
}
}
else if (XmlaClient.IsRowsetResponseS(xmlaReader))
{
obj = AdomdDataReader.CreateInstance(xmlaReader, CommandBehavior.Default, this.connection);
}
else if (XmlaClient.IsEmptyResultS(xmlaReader))
{
this.connection.MarkCacheNeedsCheckForValidness();
XmlaClient.ReadEmptyRootS(xmlaReader);
}
else
{
if (!XmlaClient.IsMultipleResult(xmlaReader) && !XmlaClient.IsAffectedObjects(xmlaReader))
{
this.connection.MarkCacheNeedsCheckForValidness();
throw new AdomdUnknownResponseException(XmlaSR.UnknownServerResponseFormat, string.Format(CultureInfo.InvariantCulture, "Expected dataset, rowset, empty or multiple results, got {0}", new object[]
{
xmlaReader.Name
}));
}
this.connection.MarkCacheNeedsCheckForValidness();
XmlaClient.ReadMultipleResults(xmlaReader);
}
}
if (!(obj is AdomdDataReader))
{
xmlaReader.Close();
}
else
{
this.Connection.OpenedReader = obj;
}
result = obj;
}
catch (AdomdUnknownResponseException)
{
if (xmlaReader != null)
{
xmlaReader.Close();
}
throw;
}
catch (AdomdConnectionException)
{
throw;
}
catch (XmlException innerException)
{
if (xmlaReader != null)
{
xmlaReader.Close();
}
throw new AdomdUnknownResponseException(XmlaSR.UnknownServerResponseFormat, innerException);
}
catch (IOException innerException2)
{
if (this.connection != null)
{
this.connection.Close(false);
}
throw new AdomdConnectionException(XmlaSR.ConnectionBroken, innerException2);
}
catch (XmlaException innerException3)
{
if (xmlaReader != null)
{
xmlaReader.Close();
}
throw new AdomdErrorResponseException(innerException3);
}
catch
{
if (this.connection != null)
{
this.connection.Close(false);
}
throw;
}
return(result);
}