diff options
| author | Konstantin Ritt <ritt.ks@gmail.com> | 2015-09-14 02:35:20 +0400 |
|---|---|---|
| committer | Konstantin Ritt <ritt.ks@gmail.com> | 2015-09-16 13:35:56 +0000 |
| commit | 7a0a5edcc747bdef71f11638a8c3c47fb31f8be6 (patch) | |
| tree | 50f97c613097a084abffa7880fd252c5b0b74071 /src/bluetooth/qlowenergycontroller_android.cpp | |
| parent | ff59294c0d7a7464870a7a7d3bc1449c7a7695a7 (diff) | |
[Bluetooth] Optimize loops
Decrease complexity from O(N+N*logN) to just O(N) for cases like
foreach (Key key, map.keys())
Value value = map.value(key);
, by rewriting with use of iterators.
Change-Id: I81f1334797f16b624293fcebdee885b2be3c89f1
Reviewed-by: Alex Blasche <alexander.blasche@theqtcompany.com>
Diffstat (limited to 'src/bluetooth/qlowenergycontroller_android.cpp')
| -rw-r--r-- | src/bluetooth/qlowenergycontroller_android.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/bluetooth/qlowenergycontroller_android.cpp b/src/bluetooth/qlowenergycontroller_android.cpp index f48c0e85..b04ddedd 100644 --- a/src/bluetooth/qlowenergycontroller_android.cpp +++ b/src/bluetooth/qlowenergycontroller_android.cpp @@ -453,9 +453,11 @@ void QLowEnergyControllerPrivate::descriptorRead( serviceList.value(serviceUuid); bool entryUpdated = false; - foreach (QLowEnergyHandle charHandle, service->characteristicList.keys()) { - QLowEnergyServicePrivate::CharData &charDetails = - service->characteristicList[charHandle]; + + CharacteristicDataMap::iterator charIt = service->characteristicList.begin(); + for ( ; charIt != service->characteristicList.end(); ++charIt) { + QLowEnergyServicePrivate::CharData &charDetails = charIt.value(); + if (charDetails.uuid != charUuid) continue; |