bluetooth: Implement Service.getCharacteristics

content/browser/bluetooth/bluetooth_metrics.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/bluetooth/bluetooth_metrics.h"
 
 #include <stdint.h>
 
 #include <map>
 #include <set>
@@ skipping 151 matching lines @@
       NOTREACHED();
       return;
   }
 }
 
 void RecordGetCharacteristicCharacteristic(const std::string& characteristic) {
   UMA_HISTOGRAM_SPARSE_SLOWLY("Bluetooth.Web.GetCharacteristic.Characteristic",
                               HashUUID(characteristic));
 }
 
+// getCharacteristics
+
+void RecordGetCharacteristicsOutcome(UMAGetCharacteristicOutcome outcome) {
+  UMA_HISTOGRAM_ENUMERATION(
+      "Bluetooth.Web.GetCharacteristics.Outcome", static_cast<int>(outcome),
+      static_cast<int>(UMAGetCharacteristicOutcome::COUNT));
+}
+
+void RecordGetCharacteristicsOutcome(CacheQueryOutcome outcome) {
+  switch (outcome) {
+    case CacheQueryOutcome::SUCCESS:
+    case CacheQueryOutcome::BAD_RENDERER:
+      NOTREACHED() << "No need to record a success or renderer crash";
+      return;
+    case CacheQueryOutcome::NO_DEVICE:
+      RecordGetCharacteristicsOutcome(UMAGetCharacteristicOutcome::NO_DEVICE);
+      return;
+    case CacheQueryOutcome::NO_SERVICE:
+      RecordGetCharacteristicsOutcome(UMAGetCharacteristicOutcome::NO_SERVICE);
+      return;
+    case CacheQueryOutcome::NO_CHARACTERISTIC:
+      NOTREACHED();
+      return;
+  }
+}
+
+void RecordGetCharacteristicsCharacteristic(const std::string& characteristic) {
+  UMA_HISTOGRAM_SPARSE_SLOWLY("Bluetooth.Web.GetCharacteristics.Characteristic",
+                              HashUUID(characteristic));
+}
+
 // GATT Operations
 
 void RecordGATTOperationOutcome(UMAGATTOperation operation,
                                 UMAGATTOperationOutcome outcome) {
   switch (operation) {
     case UMAGATTOperation::CHARACTERISTIC_READ:
       RecordCharacteristicReadValueOutcome(outcome);
       return;
     case UMAGATTOperation::CHARACTERISTIC_WRITE:
       RecordCharacteristicWriteValueOutcome(outcome);
@@ skipping 60 matching lines @@
       static_cast<int>(outcome),
       static_cast<int>(UMAGATTOperationOutcome::COUNT));
 }
 
 void RecordStartNotificationsOutcome(CacheQueryOutcome outcome) {
   RecordStartNotificationsOutcome(
       TranslateCacheQueryOutcomeToGATTOperationOutcome(outcome));
 }
 
 }  // namespace content