private void NotifyChangeListeners(ReplicationStateTransition transition = null)
{
Log.V(TAG, "NotifyChangeListeners ({0}/{1}, state={2} (batch={3}, net={4}))",
CompletedChangesCount, ChangesCount,
_stateMachine.State, Batcher == null ? 0 : Batcher.Count(), _requests.Count);
var evt = _changed;
if (evt == null) {
return;
}
var args = new ReplicationChangeEventArgs(this, transition);
// Ensure callback runs on captured context, which should be the UI thread.
var stackTrace = Environment.StackTrace;
LocalDatabase.Manager.CapturedContext.StartNew(() =>
{
evt(this, args);
});
}
/// <summary>
/// Initializes a new instance of the <see cref="Couchbase.Lite.ReplicationChangeEventArgs"/> class.
/// </summary>
/// <param name="sender">The <see cref="Couchbase.Lite.Replication"/> that raised the event.</param>
/// <param name="transition">The transition that caused the state in the replication, if applicable</param>
public ReplicationChangeEventArgs (Replication sender, ReplicationStateTransition transition)
{
_source = sender;
_transition = transition;
}
private void NotifyChangeListenersStateTransition(StateMachine<ReplicationState, ReplicationTrigger>.Transition transition)
{
var stateTransition = new ReplicationStateTransition(transition);
NotifyChangeListeners(stateTransition);
}
/// <summary>
/// Initializes a new instance of the <see cref="Couchbase.Lite.ReplicationChangeEventArgs"/> class.
/// </summary>
/// <param name="sender">The <see cref="Couchbase.Lite.Replication"/> that raised the event.</param>
/// <param name="transition">The transition that caused the state in the replication, if applicable</param>
public ReplicationChangeEventArgs (Replication sender, ReplicationStateTransition transition)
{
_source = sender;
_transition = transition;
_changesCount = sender.ChangesCount;
_completedChangesCount = sender.CompletedChangesCount;
_status = sender.Status;
}
private void NotifyChangeListeners(ReplicationStateTransition transition = null)
{
Log.V(TAG, "NotifyChangeListeners ({0}/{1}, state={2} (batch={3}, net={4}))",
CompletedChangesCount, ChangesCount,
_stateMachine.State, Batcher == null ? 0 : Batcher.Count(), _requests.Count);
_pendingDocumentIDs = null;
var evt = _changed;
if (evt == null) {
return;
}
var args = new ReplicationChangeEventArgs(this, transition);
// Ensure callback runs on captured context, which should be the UI thread.
var stackTrace = Environment.StackTrace;
lock(_eventQueue) {
_eventQueue.Enqueue(args);
}
if (_eventContext != null) {
_eventContext.StartNew(() =>
{
lock (_eventQueue) {
while (_eventQueue.Count > 0) {
evt(this, _eventQueue.Dequeue());
}
}
});
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Couchbase.Lite.ReplicationChangeEventArgs"/> class.
/// </summary>
/// <param name="sender">The <see cref="Couchbase.Lite.Replication"/> that raised the event.</param>
/// <param name="transition">The transition that caused the state in the replication, if applicable</param>
public ReplicationChangeEventArgs (Replication sender, ReplicationStateTransition transition)
{
if (sender == null) {
Log.To.Sync.E(Tag, "sender null in ctor, throwing...");
throw new ArgumentNullException("sender");
}
Source = sender;
ReplicationStateTransition = transition;
ChangesCount = sender.ChangesCount;
CompletedChangesCount = sender.CompletedChangesCount;
Status = sender.Status;
LastError = sender.LastError;
Username = sender.Username;
if (Status == ReplicationStatus.Offline && transition != null && transition.Destination == ReplicationState.Running) {
Status = ReplicationStatus.Active;
}
}
private void NotifyChangeListeners(ReplicationStateTransition transition = null)
{
Log.To.Sync.I(Tag, "NotifyChangeListeners ({0}/{1}, state={2} (batch={3}, net={4}))",
CompletedChangesCount, ChangesCount,
_stateMachine.State, Batcher == null ? 0 : Batcher.Count(), _remoteSession.RequestCount);
_pendingDocumentIDs = null;
Username = (Authenticator as IAuthorizer)?.Username;
var evt = _changed;
if (evt == null) {
return;
}
var args = new ReplicationChangeEventArgs(this, transition);
// Ensure callback runs on captured context, which should be the UI thread.
var stackTrace = Environment.StackTrace;
lock(_eventQueue) {
_eventQueue.Enqueue(args);
}
Log.To.TaskScheduling.V(Tag, "Scheduling Changed callback...");
if (_eventContext != null) {
_eventContext.StartNew(() =>
{
lock (_eventQueue) {
if(_eventQueue.Count > 0) {
Log.To.TaskScheduling.V(Tag, "Firing {0} queued callback(s)", _eventQueue.Count);
} else {
Log.To.TaskScheduling.V(Tag, "No callback scheduled, not firing");
}
while (_eventQueue.Count > 0) {
try {
evt (this, _eventQueue.Dequeue ());
} catch (Exception e) {
Log.To.Sync.E (Tag, "Exception in Changed callback, " +
"this will cause instability unless corrected!", e);
}
}
}
});
}
}
