/// <summary>
/// This method is fired when call is disconnected
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
void phone_ConnectionCleared(object sender, ConnectionClearedEventArgs args)
{
DateTime callReleaseTime = DateTime.Now;
Connection droppedConn = args.DroppedConnection;
/**
* If connection cleared was received in response to active or pending connection, take appropriate action
* or else do nothing.
*/
if (conn != null && conn.Equals(droppedConn) == true)
{
missingHangupDetectionTimer.Enabled = false;
conn = args.DroppedConnection;
if (missingHangupDetected == false)
{
display("Received connection cleared for Iteration " + currIter);
processHangup(callReleaseTime);
}
else
{
display("Received connection cleared in response to callee clearing call on not detecting a hangup");
processHangup(new DateTime());
missingHangupDetected = false; // This is set to false to prepare callee for next call iteration
}
setState(CurrentState.READY);
/**
* If callee does not detect hangup and releases the ongoing call, we need to ensure that if an actual hangup is received
* after this call is released, it should not be processed. Thus, we set conn to null so that it will not pass through the
* previous if block and not get processed.
*/
conn = null;
}
else
{
display("Ignored connection cleared event because it was not in a response to an established call. Connection object details = " + droppedConn.ToString());
}
}
/// <summary>
/// This method is fired when call is hungup.
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
void phone_ConnectionCleared(object sender, ConnectionClearedEventArgs args)
{
DateTime callReleaseTimeStamp = DateTime.Now;
Connection droppedConn = args.DroppedConnection;
/**
* If connection cleared was received in response to active or dialing connection, take appropriate action
* or else do nothing.
*/
if (conn != null && conn.Equals(droppedConn) == true)
{
conn = args.DroppedConnection;
// Store the timestamp when call was disconnected with callerData
callerData.callReleaseTime = callReleaseTimeStamp;
// Disable all timers to prevent them from accidentally firing in next iteration
callDurationTimer.Enabled = false;
bargeTimer.Enabled = false;
try
{
if (ll != null)
ll.Stop();
if (recorder != null)
recorder.Stop();
}
catch (Exception e)
{
Trace.TraceError("Exception in phone_ConnectionCleared. Message: " + e.Message + "Current time = " + DateTime.Now + "\r\nStack Trace : \r\n" + e.StackTrace, "Warning");
}
// After processing a connection cleared, send the notification of call state for the caller to the observer.
// Make sure to set the callerData to null - this is a safety mechanism to prevent same iteration being logged
// multiple times (if multiple connection cleared) are received in response to makecall
if (OnIterationCompleted != null && callerData != null)
{
OnIterationCompleted(this, callerData);
callerData = null;
}
int temp;
lock (this)
{
temp = numRemainingIter;
}
if (temp > 0)
{
setState(CurrentState.READY);
display("Enabling inter-call wait timer");
// Start the timer to place the next call
interCallTimer.Enabled = true;
}
else
{
setState(CurrentState.EXECUTION_COMPLETED);
}
}
else
{
/**
* If connection cleared was ignored, print out the time that happened, and also the reason.
* If conn was null say that. If conn was not equivalent to dropped connection, say that, otherwise
* set the reason as "Unknown".
*/
StringBuilder message = new StringBuilder();
message.Append("Ignoring connection cleared event at time = " + DateTime.Now + " Reason: ");
if (conn == null)
{
message.Append("Preserved connection was null");
}
else
{
message.Append("Preserved connection is not equivalent to dropped connection");
}
display(message.ToString());
}
}
