Merge branch 'master' of https://github.com/ckrey/MQTT-Client-Framework

novastone-media · Mar 2, 2016 · 049692e · 049692e
2 parents 738769c + 5dca64a
commit 049692e
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/MQTTClient/MQTTClient/MQTTSessionManager.m b/MQTTClient/MQTTClient/MQTTSessionManager.m
@@ -383,12 +383,13 @@ - (void)newMessage:(MQTTSession *)session data:(NSData *)data onTopic:(NSString
 
 - (void)connected:(MQTTSession *)session sessionPresent:(BOOL)sessionPresent {
  if (self.clean || !self.reconnectFlag || !sessionPresent) {
- if (self.subscriptions && [self.subscriptions count]) {
+ NSDictionary *subscriptions = [self.subscriptions copy];
+ if (subscriptions.count) {
  [self.effectiveSubscriptions removeAllObjects];
  self.effectiveSubscriptions = self.effectiveSubscriptions;
- [self.session subscribeToTopics:self.subscriptions subscribeHandler:^(NSError *error, NSArray<NSNumber *> *gQoss) {
+ [self.session subscribeToTopics:subscriptions subscribeHandler:^(NSError *error, NSArray<NSNumber *> *gQoss) {
  if (!error) {
- NSArray<NSString *> *allTopics = self.subscriptions.allKeys;
+ NSArray<NSString *> *allTopics = subscriptions.allKeys;
  for (int i = 0; i < allTopics.count; i++) {
  NSString *topic = allTopics[i];
  NSNumber *gQos = gQoss[i];