/// <summary>
/// Adds the tracker payload to the emitter.
/// </summary>
/// <param name="payload">The base event payload.</param>
/// <param name="contexts">The list of contexts from the event.</param>
private void AddTrackerPayload(TrackerPayload payload, List <IContext> contexts, string eventId)
{
// Add default parameters to the payload
payload.Add(Constants.PLATFORM, this.platform.Value);
payload.Add(Constants.APP_ID, this.appId);
payload.Add(Constants.NAMESPACE, this.trackerNamespace);
payload.Add(Constants.TRACKER_VERSION, Version.VERSION);
// Add the subject data if available
if (subject != null)
{
payload.AddDict(subject.GetPayload().GetDictionary());
}
// Add the session context if available
if (session != null)
{
contexts.Add(session.GetSessionContext(eventId));
}
// Build the final context and add it to the payload
if (contexts != null && contexts.Count > 0)
{
SelfDescribingJson envelope = GetFinalContext(contexts);
payload.AddJson(envelope.GetDictionary(), this.base64Encoded, Constants.CONTEXT_ENCODED, Constants.CONTEXT);
}
Log.Verbose("Tracker: Sending event to the emitter.");
Log.Verbose(" + Event: " + payload.ToString());
// Add the event to the emitter.
emitter.Add(payload);
}
/// <summary>
/// Queries the database.
/// </summary>
/// <returns>A list of rows returned from the database</returns>
/// <param name="query">The SQL Query to execute</param>
public List <EventRow> QueryDatabase(string query)
{
List <EventRow> rows = new List <EventRow>();
if (IsDatabaseOpen())
{
try {
IDbCommand command = dbConnection.CreateCommand();
command.CommandText = query;
IDataReader reader = command.ExecuteReader();
// Add the row id and deserialized row data to the list
while (reader.Read())
{
int rowId = (int)reader[COLUMN_ID];
Dictionary <string, object> payloadDict = Utils.DeserializeDictionary((byte[])reader[COLUMN_EVENT_DATA]);
TrackerPayload payload = new TrackerPayload();
payload.AddDict(payloadDict);
rows.Add(new EventRow(rowId, payload));
}
// Close and dispose of resources
reader.Close();
reader = null;
command.Dispose();
command = null;
} catch (Exception e) {
Log.Error("EventStore: Error querying database: " + e.StackTrace);
}
}
return(rows);
}
public void TestAddDictFunction()
{
TrackerPayload payload = new TrackerPayload();
Dictionary <string, object> dict = new Dictionary <string, object> ();
dict.Add("hello", "world");
dict.Add("demo", 10);
Assert.AreEqual(0, payload.GetDictionary().Count);
payload.AddDict(dict);
Assert.AreEqual(1, payload.GetDictionary().Count);
Assert.AreEqual("world", payload.GetDictionary()["hello"]);
}
/// <summary>
/// Queries the database.
/// </summary>
/// <returns>A list of rows returned from the database</returns>
/// <param name="query">The SQL Query to execute</param>
public List <EventRow> QueryDatabase(string query)
{
List <EventRow> rows = new List <EventRow>();
if (IsDatabaseOpen())
{
try
{
using (var someCommand = dbConnection.CreateCommand())
{
someCommand.CommandText = query;
using (var reader = someCommand.ExecuteReader())
{
// Add the row id and deserialized row data to the list
if (reader.HasRows)
{
while (reader.Read())
{
if (!reader.IsDBNull(reader.GetOrdinal(COLUMN_ID)) && !reader.IsDBNull(reader.GetOrdinal(COLUMN_EVENT_DATA)))
{
int rowId = (int)reader[COLUMN_ID];
Dictionary <string, object> payloadDict = Utils.DeserializeDictionary((byte[])reader[COLUMN_EVENT_DATA]);
TrackerPayload payload = new TrackerPayload();
payload.AddDict(payloadDict);
rows.Add(new EventRow(rowId, payload));
}
}
}
}
}
}
catch (Exception e)
{
Log.Error("EventStore: Error querying database: " + e.StackTrace);
}
}
return(rows);
}