/// <summary>
/// Called when a new instance of the RTD function is created.
/// </summary>
/// <param name="topicId"></param>
/// <param name="Strings"></param>
/// <param name="GetNewValues"></param>
/// <returns></returns>-
public object ConnectData(int topicId, ref Array Strings, ref bool GetNewValues)
{
try {
var rtdString = (string)Strings.GetValue(0);
if (rtdString == "" || rtdString.Trim().Length == 0)
{
return("#Topic error - " + rtdString);
}
var details = new TopicDetails {
key = client.BuildPositionLookupKey(rtdString, (string)Strings.GetValue(1)),
valueField = ((string)Strings.GetValue(1)),
topicID = topicId
};
var jmsTopic = NmsClient.ExtractJmsTopic((string)Strings.GetValue(0));
client.StartListeningTo(jmsTopic, details.key, details.valueField, details.topicID);
// ensure we replace the value in the spreadsheet
GetNewValues = true;
return(client.LookupValue(details.key, details.valueField));
} catch (Exception e) {
log.Error("Unable to ConnectData", e);
return("#ConnectData");
}
}
/// <summary>
/// Called when a new instance of the RTD function is created.
/// </summary>
/// <param name="TopicID"></param>
/// <param name="Strings"></param>
/// <param name="GetNewValues"></param>
/// <returns></returns>-
public object ConnectData(int TopicID, ref Array Strings, ref bool GetNewValues)
{
TopicDetails details = new TopicDetails();
details.key = client.BuildPositionLookupKey((string)Strings.GetValue(0), (string)Strings.GetValue(1));
details.valueField = (string)Strings.GetValue(1);
details.topicID = TopicID;
string jmsTopic = client.extractJmsTopic((string)Strings.GetValue(0));
client.StartListeningTo(jmsTopic, details.key, details.valueField, details.topicID);
// ensure we replace the value in the spreadsheet
GetNewValues = true;
return(client.lookupValue(details.key, details.valueField));
}