private void DoFetchTrace()
{
try
{
using (var sessRows = _session.Execute(string.Format(SelectSessionsFormat, _traceId)))
{
foreach (var sessRow in sessRows.GetRows())
{
_requestType = sessRow.GetValue <string>("request");
if (!sessRow.IsNull("duration"))
{
_duration = sessRow.GetValue <int>("duration");
}
_coordinator = sessRow.GetValue <IPAddress>("coordinator");
if (!sessRow.IsNull("parameters"))
{
_parameters = sessRow.GetValue <IDictionary <string, string> >("parameters");
}
_startedAt = sessRow.GetValue <DateTimeOffset>("started_at").ToFileTime(); //.getTime();
break;
}
}
_events = new List <Event>();
using (var evRows = _session.Execute(string.Format(SelectEventsFormat, _traceId)))
{
foreach (var evRow in evRows.GetRows())
{
_events.Add(new Event(evRow.GetValue <string>("activity"),
new DateTimeOffset(Utils.GetTimestampFromGuid(evRow.GetValue <Guid>("event_id")) + (new DateTimeOffset(1582, 10, 15, 0, 0, 0, TimeSpan.Zero)).Ticks, TimeSpan.Zero),
evRow.GetValue <IPAddress>("source"),
evRow.IsNull("source_elapsed") ? 0 : evRow.GetValue <int>("source_elapsed"),
evRow.GetValue <string>("thread")));
}
}
}
catch (Exception ex)
{
_logger.Error("Unexpected exception while fetching query trace", ex);
throw new TraceRetrievalException("Unexpected exception while fetching query trace", ex);
}
}
private void DoFetchTrace()
{
try
{
var sessionStatement = new SimpleStatement(string.Format(SelectSessionsFormat, _traceId))
.SetConsistencyLevel(ConsistencyLevel.One);
var sessionRow = _session.Execute(sessionStatement).First();
_requestType = sessionRow.GetValue <string>("request");
if (!sessionRow.IsNull("duration"))
{
_duration = sessionRow.GetValue <int>("duration");
}
_coordinator = sessionRow.GetValue <IPAddress>("coordinator");
if (!sessionRow.IsNull("parameters"))
{
_parameters = sessionRow.GetValue <IDictionary <string, string> >("parameters");
}
_startedAt = sessionRow.GetValue <DateTimeOffset>("started_at").ToFileTime();
if (sessionRow.GetColumn("client") != null)
{
ClientAddress = sessionRow.GetValue <IPAddress>("client");
}
_events = new List <Event>();
var eventStatement = new SimpleStatement(string.Format(SelectEventsFormat, _traceId))
.SetConsistencyLevel(ConsistencyLevel.One);
var eventRows = _session.Execute(eventStatement);
foreach (var row in eventRows)
{
_events.Add(new Event(row.GetValue <string>("activity"),
new DateTimeOffset(
Utils.GetTimestampFromGuid(row.GetValue <Guid>("event_id")) +
(new DateTimeOffset(1582, 10, 15, 0, 0, 0, TimeSpan.Zero)).Ticks, TimeSpan.Zero),
row.GetValue <IPAddress>("source"),
row.IsNull("source_elapsed") ? 0 : row.GetValue <int>("source_elapsed"),
row.GetValue <string>("thread")));
}
}
catch (Exception ex)
{
_logger.Error("Unexpected exception while fetching query trace", ex);
throw new TraceRetrievalException("Unexpected exception while fetching query trace", ex);
}
}