diff options
| author |  Jorge Canizales <jcanizales@google.com> | 2016-03-11 12:57:43 -0800 |
|---|---|---|
| committer | Jorge Canizales <jcanizales@google.com> | 2016-03-14 15:25:46 -0700 |
| commit | c5dd4d47aa0828cb7ba180cef35bf565a57231e5 (patch) | |
| tree | 03e9ad7d382c4ac233becc04eb58160507c058e0 /src | |
| parent | db3bccade402f651f5eb770aa49dc09735ece260 (diff) | |
Use a singleton completion queue
Diffstat (limited to 'src')
| -rw-r--r-- | src/objective-c/GRPCClient/private/GRPCCompletionQueue.m | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/objective-c/GRPCClient/private/GRPCCompletionQueue.m b/src/objective-c/GRPCClient/private/GRPCCompletionQueue.m index 250bbf03a6..be214d4d36 100644 --- a/src/objective-c/GRPCClient/private/GRPCCompletionQueue.m +++ b/src/objective-c/GRPCClient/private/GRPCCompletionQueue.m @@ -41,7 +41,12 @@ const int64_t kGRPCCompletionQueueDefaultTimeoutSecs = 60; @implementation GRPCCompletionQueue + (instancetype)completionQueue { - return [[self alloc] init]; + static GRPCCompletionQueue *singleton = nil; + static dispatch_once_t onceToken; + dispatch_once(&onceToken, ^{ + singleton = [[self alloc] init]; + }); + return singleton; } - (instancetype)init { |