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Merge pull request #422 from Flowdalic/drop-sm-state-on-clean-shutdown

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[tcp] Drop Stream Management state on clean shutdown
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Florian Schmaus 2020-08-29 16:33:50 +02:00 committed by GitHub
commit 1ebe8b0309
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1 changed files with 14 additions and 5 deletions
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19
smack-tcp/src/main/java/org/jivesoftware/smack/tcp/XMPPTCPConnection.java
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@ -540,13 +540,22 @@ public class XMPPTCPConnection extends AbstractXMPPConnection {
// If we are able to resume the stream, then don't set // If we are able to resume the stream, then don't set
// connected/authenticated/usingTLS to false since we like behave like we are still // connected/authenticated/usingTLS to false since we like behave like we are still
// connected (e.g. sendStanza should not throw a NotConnectedException). // connected (e.g. sendStanza should not throw a NotConnectedException).
if (isSmResumptionPossible() && instant) { if (instant) {
disconnectedButResumeable = true; disconnectedButResumeable = isSmResumptionPossible();
if (!disconnectedButResumeable) {
// Reset the stream management session id to null, since the stream is no longer resumable. Note that we
// keep the unacknowledgedStanzas queue, because we want to resend them when we are reconnected.
smSessionId = null;
}
} else { } else {
disconnectedButResumeable = false; disconnectedButResumeable = false;
// Reset the stream management session id to null, since if the stream is cleanly closed, i.e. sending a closing
// stream tag, there is no longer a stream to resume. // Drop the stream management state if this is not an instant shutdown. We send
smSessionId = null; // a </stream> close tag and now the stream management state is no longer valid.
// This also prevents that we will potentially (re-)send any unavailable presence we
// may have send, because it got put into the unacknowledged queue and was not acknowledged before the
// connection terminated.
dropSmState();
// Note that we deliberately do not reset authenticatedConnectionInitiallyEstablishedTimestamp here, so that the // Note that we deliberately do not reset authenticatedConnectionInitiallyEstablishedTimestamp here, so that the
// information is available in the connectionClosedOnError() listeners. // information is available in the connectionClosedOnError() listeners.
} }