namespace android {
// ---------------------------------------------------------------------------
-BatteryService::BatteryService() {
- const sp<IServiceManager> sm(defaultServiceManager());
- if (sm != NULL) {
- const String16 name("batterystats");
- mBatteryStatService = interface_cast<IBatteryStats>(sm->getService(name));
- }
+BatteryService::BatteryService() : mBatteryStatService(nullptr) {
}
bool BatteryService::addSensor(uid_t uid, int handle) {
void BatteryService::enableSensorImpl(uid_t uid, int handle) {
- if (mBatteryStatService != 0) {
+ if (checkService()) {
if (addSensor(uid, handle)) {
int64_t identity = IPCThreadState::self()->clearCallingIdentity();
mBatteryStatService->noteStartSensor(uid, handle);
}
}
void BatteryService::disableSensorImpl(uid_t uid, int handle) {
- if (mBatteryStatService != 0) {
+ if (checkService()) {
if (removeSensor(uid, handle)) {
int64_t identity = IPCThreadState::self()->clearCallingIdentity();
mBatteryStatService->noteStopSensor(uid, handle);
}
void BatteryService::cleanupImpl(uid_t uid) {
- if (mBatteryStatService != 0) {
+ if (checkService()) {
Mutex::Autolock _l(mActivationsLock);
int64_t identity = IPCThreadState::self()->clearCallingIdentity();
for (size_t i=0 ; i<mActivations.size() ; i++) {
}
}
+bool BatteryService::checkService() {
+ if (mBatteryStatService == nullptr) {
+ const sp<IServiceManager> sm(defaultServiceManager());
+ if (sm != NULL) {
+ const String16 name("batterystats");
+ mBatteryStatService = interface_cast<IBatteryStats>(sm->getService(name));
+ }
+ }
+ return mBatteryStatService != nullptr;
+}
+
ANDROID_SINGLETON_STATIC_INSTANCE(BatteryService)
// ---------------------------------------------------------------------------