/// <summary>
/// Resumes all threads after stopping
/// <exception cref="AltoMultiThreadDownloader.Exceptions.RemoteFilePropertiesChangedException">Thrown when download informations changed, in case of expired url or changed authentication data</exception>
/// </summary>
public void Resume()
{
var currentInfo = GetCurrentInformations();
if (currentInfo == null || !currentInfo.Equals(this.Info))
{
ErrorOccured.Raise(this,
new ErrorEventArgs(
new RemoteFilePropertiesChangedException(this.Info, currentInfo)), aop);
return;
}
speedBytesOffset = TotalBytesReceived;
FlagStop = false;
stp.Reset();
stp.Start();
createNewThreadIfRequired();
Resumed.Raise(this, EventArgs.Empty, aop);
}
/// <summary>
/// Invoked when an StreamManagementStanza stanza is being received.
/// </summary>
/// <param name="stanza">The stanza which is being received.</param>
/// <returns>true to intercept the stanza or false to pass the stanza
/// on to the next handler.</returns>
public bool Input(StreamManagementStanza stanza)
{
if (stanza.Data.NamespaceURI == "urn:xmpp:sm:3")
{
// We need to manage:
// "enabled": in response to "enable"
// "a": read answer from a previous request (at each ping)
// "r": request asked by the sver
// "resumed": in response to "resume"
// "failed": in case of pb
switch (stanza.Data.LocalName)
{
case "failed":
im.StreamManagementResumeId = "";
Failed.Raise(this, null); // /!\ This event must be ALWAYS raised before RaiseConnectionStatus !!!
im.RaiseConnectionStatus(false);
break;
case "resumed": // in response to "resume"
Resumed.Raise(this, null); // /!\ This event must be ALWAYS raised before RaiseConnectionStatus !!!
im.RaiseConnectionStatus(true);
break;
case "enabled": // in response to "enable"
// Check if the server accepts resume
string resume = stanza.Data.GetAttribute("resume");
Boolean resumeHandled = (resume == "true") || (resume == "1");
// Get Id used for resume purpose
String resumeId = stanza.Data.GetAttribute("id");
// Has the server accepted Stream management ?
im.StreamManagementEnabled = resumeHandled && !String.IsNullOrEmpty(resumeId);
// Get max delay for the resume
String maxDelay = stanza.Data.GetAttribute("max");
int delay;
if (!int.TryParse(maxDelay, out delay))
{
delay = 86400;
}
// Store id and delay
im.StreamManagementResumeId = resumeId;
im.StreamManagementResumeDelay = delay;
log.LogDebug("[Input] - StreamManagementEnabled:[{0}] - ResumeStreamManagementId:[{1}] - ResumeStreamManagementDelay:[{2}]", im.StreamManagementEnabled, im.StreamManagementResumeId, im.StreamManagementResumeDelay);
break;
case "a": // read answer for a request
// Store last handled stanzas
String h = stanza.Data.GetAttribute("h");
if (!uint.TryParse(h, out stanzasReceivedHandled))
{
stanzasReceivedHandled = 0;
}
im.StreamManagementLastStanzaReceivedAndHandledByServer = stanzasReceivedHandled;
im.StreamManagementLastStanzaDateReceivedAndHandledByServer = DateTime.UtcNow;
//log.LogDebug("[Input] - StreamManagementLastStanzaReceivedAndHandledByClient:[{0}]", im.StreamManagementLastStanzaReceivedAndHandledByClient);
break;
case "r": // answer to the request
im.StreamManagementLastStanzaReceivedAndHandledByClient = im.StreamManagementLastStanzaReceivedByClient;
SendkAcknowledgement(im.StreamManagementLastStanzaReceivedAndHandledByClient);
break;
}
return(true);
}
return(false);
}
