/// <summary>
/// Build a CSV line for output from the given event.
/// </summary>
/// <param name="evt">The event to output.</param>
/// <returns>A string representing the CSV form of the event.</returns>
private string BuildOutputLine(PointEvent evt)
{
StringBuilder line = new StringBuilder();
line.Append(evt.StartTime);
foreach (var i in this.fieldOrdinals)
{
line.Append(',');
line.Append(evt.GetField(i));
}
return(line.ToString());
}
ResultCode IPointOutputAdapter.DequeueEvent(out WcfPointEvent result)
{
lock (sync)
{
result = default(WcfPointEvent);
switch (AdapterState)
{
case AdapterState.Created:
case AdapterState.Suspended:
return(ResultCode.Suspended);
case AdapterState.Stopping:
case AdapterState.Stopped:
return(ResultCode.Stopped);
}
PointEvent pointEvent = null;
try
{
if (Dequeue(out pointEvent) == DequeueOperationResult.Empty)
{
Ready();
return(ResultCode.Suspended);
}
else
{
result = new WcfPointEvent
{
IsInsert = pointEvent.EventKind == EventKind.Insert,
StartTime = pointEvent.StartTime,
};
if (result.IsInsert)
{
// Extract all field values to generate the payload.
result.Payload = this.eventType.Fields.Values.ToDictionary(
f => f.Name,
f => pointEvent.GetField(f.Ordinal));
}
return(ResultCode.Success);
}
}
finally
{
if (null != pointEvent)
{
ReleaseEvent(ref pointEvent);
}
}
}
}
public string CreateString(PointEvent currEvent)
{
if (EventKind.Cti == currEvent.EventKind)
{
return currEvent.StartTime.ToString();
}
else
{
return currEvent.GetField(1).ToString();
}
}
void DequeueEvent()
{
lock (sync)
{
PointEvent currentEvent = default(PointEvent);
//switch (AdapterState)
//{
// case AdapterState.Created:
// case AdapterState.Suspended:
// return ResultCode.Suspended;
// case AdapterState.Stopping:
// case AdapterState.Stopped:
// return ResultCode.Stopped;
//}
WcfPointEvent result;
IPointEventReceiver client = null;
try
{
while (true)
{
if (AdapterState.Stopping == AdapterState)
{
Stopped();
return;
}
if (DequeueOperationResult.Empty == Dequeue(out currentEvent))
{
Ready();
return;
}
result = new WcfPointEvent
{
IsInsert = currentEvent.EventKind == EventKind.Insert,
StartTime = currentEvent.StartTime,
};
if (result.IsInsert)
{
// Extract all field values to generate the payload.
result.Payload = this.eventType.Fields.Values.ToDictionary(
f => f.Name,
f => currentEvent.GetField(f.Ordinal));
//publish message to service
client = factory.CreateChannel();
client.PublishEvent(result);
((IClientChannel)client).Close();
}
//return ResultCode.Success;
}
}
finally
{
if (null != client)
{
((IClientChannel)client).Close();
}
if (null != currentEvent)
{
ReleaseEvent(ref currentEvent);
}
}
}
}
/// <summary>
/// Build a CSV line for output from the given event.
/// </summary>
/// <param name="evt">The event to output.</param>
/// <returns>A string representing the CSV form of the event.</returns>
private string BuildOutputLine(PointEvent evt)
{
StringBuilder line = new StringBuilder();
line.Append(evt.StartTime);
foreach (var i in this.fieldOrdinals)
{
line.Append(',');
line.Append(evt.GetField(i));
}
return line.ToString();
}