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Commit 913220f3 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Change IVehicleHardware callbacks to shared_ptr."

parents 2569d1aa d9ce3c88

automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h

+10 −14
Original line number Diff line number Diff line
@@ -39,14 +39,6 @@ namespace fake { 


class FakeVehicleHardware final : public IVehicleHardware {

  public:

    using SetValuesCallback = std::function<void(

            const std::vector<::aidl::android::hardware::automotive::vehicle::SetValueResult>&)>;

    using GetValuesCallback = std::function<void(

            const std::vector<::aidl::android::hardware::automotive::vehicle::GetValueResult>&)>;

    using OnPropertyChangeCallback = std::function<void(

            const std::vector<::aidl::android::hardware::automotive::vehicle::VehiclePropValue>&)>;

    using OnPropertySetErrorCallback = std::function<void(const std::vector<SetValueErrorEvent>&)>;



    FakeVehicleHardware();



    explicit FakeVehicleHardware(std::unique_ptr<VehiclePropValuePool> valuePool);
@@ -59,7 +51,7 @@ class FakeVehicleHardware final : public IVehicleHardware { 
    // are sent to vehicle bus or before property set confirmation is received. The callback is

    // safe to be called after the function returns and is safe to be called in a different thread.

    ::aidl::android::hardware::automotive::vehicle::StatusCode setValues(

            SetValuesCallback&& callback,

            std::shared_ptr<const SetValuesCallback> callback,

            const std::vector<::aidl::android::hardware::automotive::vehicle::SetValueRequest>&

                    requests) override;
@@ -67,7 +59,7 @@ class FakeVehicleHardware final : public IVehicleHardware { 
    // The callback is safe to be called after the function returns and is safe to be called in a

    // different thread.

    ::aidl::android::hardware::automotive::vehicle::StatusCode getValues(

            GetValuesCallback&& callback,

            std::shared_ptr<const GetValuesCallback> callback,

            const std::vector<::aidl::android::hardware::automotive::vehicle::GetValueRequest>&

                    requests) const override;
@@ -78,11 +70,13 @@ class FakeVehicleHardware final : public IVehicleHardware { 
    ::aidl::android::hardware::automotive::vehicle::StatusCode checkHealth() override;



    // Register a callback that would be called when there is a property change event from vehicle.

    void registerOnPropertyChangeEvent(OnPropertyChangeCallback&& callback) override;

    void registerOnPropertyChangeEvent(

            std::unique_ptr<const PropertyChangeCallback> callback) override;



    // Register a callback that would be called when there is a property set error event from

    // vehicle.

    void registerOnPropertySetErrorEvent(OnPropertySetErrorCallback&& callback) override;

    void registerOnPropertySetErrorEvent(

            std::unique_ptr<const PropertySetErrorCallback> callback) override;



  private:

    // Expose private methods to unit test.
@@ -94,8 +88,10 @@ class FakeVehicleHardware final : public IVehicleHardware { 
    const std::unique_ptr<obd2frame::FakeObd2Frame> mFakeObd2Frame;

    const std::unique_ptr<FakeUserHal> mFakeUserHal;

    std::mutex mCallbackLock;

    OnPropertyChangeCallback mOnPropertyChangeCallback GUARDED_BY(mCallbackLock);

    OnPropertySetErrorCallback mOnPropertySetErrorCallback GUARDED_BY(mCallbackLock);

    std::unique_ptr<const PropertyChangeCallback> mOnPropertyChangeCallback

            GUARDED_BY(mCallbackLock);

    std::unique_ptr<const PropertySetErrorCallback> mOnPropertySetErrorCallback

            GUARDED_BY(mCallbackLock);



    void init();

    // Stores the initial value to property store.

automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp

+15 −10
Original line number Diff line number Diff line
@@ -379,7 +379,7 @@ Result<void> FakeVehicleHardware::maybeSetSpecialValue(const VehiclePropValue& v 
    return {};

}



StatusCode FakeVehicleHardware::setValues(FakeVehicleHardware::SetValuesCallback&& callback,

StatusCode FakeVehicleHardware::setValues(std::shared_ptr<const SetValuesCallback> callback,

                                          const std::vector<SetValueRequest>& requests) {

    std::vector<VehiclePropValue> updatedValues;

    std::vector<SetValueResult> results;
@@ -424,12 +424,12 @@ StatusCode FakeVehicleHardware::setValues(FakeVehicleHardware::SetValuesCallback 


    // In the real vhal, the values will be sent to Car ECU. We just pretend it is done here and

    // send back the updated property values to client.

    callback(std::move(results));

    (*callback)(std::move(results));



    return StatusCode::OK;

}



StatusCode FakeVehicleHardware::getValues(FakeVehicleHardware::GetValuesCallback&& callback,

StatusCode FakeVehicleHardware::getValues(std::shared_ptr<const GetValuesCallback> callback,

                                          const std::vector<GetValueRequest>& requests) const {

    std::vector<GetValueResult> results;

    for (auto& request : requests) {
@@ -471,7 +471,7 @@ StatusCode FakeVehicleHardware::getValues(FakeVehicleHardware::GetValuesCallback 
        results.push_back(std::move(getValueResult));

    }



    callback(std::move(results));

    (*callback)(std::move(results));



    return StatusCode::OK;

}
@@ -487,23 +487,28 @@ StatusCode FakeVehicleHardware::checkHealth() { 
    return StatusCode::OK;

}



void FakeVehicleHardware::registerOnPropertyChangeEvent(OnPropertyChangeCallback&& callback) {

void FakeVehicleHardware::registerOnPropertyChangeEvent(

        std::unique_ptr<const PropertyChangeCallback> callback) {

    std::scoped_lock<std::mutex> lockGuard(mCallbackLock);

    mOnPropertyChangeCallback = std::move(callback);

}



void FakeVehicleHardware::registerOnPropertySetErrorEvent(OnPropertySetErrorCallback&& callback) {

void FakeVehicleHardware::registerOnPropertySetErrorEvent(

        std::unique_ptr<const PropertySetErrorCallback> callback) {

    std::scoped_lock<std::mutex> lockGuard(mCallbackLock);

    mOnPropertySetErrorCallback = std::move(callback);

}



void FakeVehicleHardware::onValueChangeCallback(const VehiclePropValue& value) {

    std::scoped_lock<std::mutex> lockGuard(mCallbackLock);

    if (mOnPropertyChangeCallback != nullptr) {



    if (mOnPropertyChangeCallback == nullptr) {

        return;

    }



    std::vector<VehiclePropValue> updatedValues;

    updatedValues.push_back(value);

        mOnPropertyChangeCallback(std::move(updatedValues));

    }

    (*mOnPropertyChangeCallback)(std::move(updatedValues));

}



void FakeVehicleHardware::maybeOverrideProperties(const char* overrideDir) {

automotive/vehicle/aidl/impl/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp

+14 −11
Original line number Diff line number Diff line
@@ -76,24 +76,25 @@ class FakeVehicleHardwareTestHelper { 
class FakeVehicleHardwareTest : public ::testing::Test {

  protected:

    void SetUp() override {

        getHardware()->registerOnPropertyChangeEvent(

        auto callback = std::make_unique<IVehicleHardware::PropertyChangeCallback>(

                [this](const std::vector<VehiclePropValue>& values) {

                    return onPropertyChangeEvent(values);

                    onPropertyChangeEvent(values);

                });

        getHardware()->registerOnPropertyChangeEvent(std::move(callback));

        mSetValuesCallback = std::make_shared<IVehicleHardware::SetValuesCallback>(

                [this](std::vector<SetValueResult> results) { onSetValues(results); });

        mGetValuesCallback = std::make_shared<IVehicleHardware::GetValuesCallback>(

                [this](std::vector<GetValueResult> results) { onGetValues(results); });

    }



    FakeVehicleHardware* getHardware() { return &mHardware; }



    StatusCode setValues(const std::vector<SetValueRequest>& requests) {

        return getHardware()->setValues(

                [this](const std::vector<SetValueResult> results) { return onSetValues(results); },

                requests);

        return getHardware()->setValues(mSetValuesCallback, requests);

    }



    StatusCode getValues(const std::vector<GetValueRequest>& requests) {

        return getHardware()->getValues(

                [this](const std::vector<GetValueResult> results) { return onGetValues(results); },

                requests);

        return getHardware()->getValues(mGetValuesCallback, requests);

    }



    StatusCode setValue(const VehiclePropValue& value) {
@@ -245,6 +246,8 @@ class FakeVehicleHardwareTest : public ::testing::Test { 
    std::vector<SetValueResult> mSetValueResults;

    std::vector<GetValueResult> mGetValueResults;

    std::vector<VehiclePropValue> mChangedProperties;

    std::shared_ptr<IVehicleHardware::SetValuesCallback> mSetValuesCallback;

    std::shared_ptr<IVehicleHardware::GetValuesCallback> mGetValuesCallback;

};



TEST_F(FakeVehicleHardwareTest, testGetAllPropertyConfigs) {
@@ -367,9 +370,9 @@ TEST_F(FakeVehicleHardwareTest, testSetValuesError) { 


TEST_F(FakeVehicleHardwareTest, testRegisterOnPropertyChangeEvent) {

    // We have already registered this callback in Setup, here we are registering again.

    getHardware()->registerOnPropertyChangeEvent(std::bind(

            &FakeVehicleHardwareTest_testRegisterOnPropertyChangeEvent_Test::onPropertyChangeEvent,

            this, std::placeholders::_1));

    auto callback = std::make_unique<IVehicleHardware::PropertyChangeCallback>(

            [this](const std::vector<VehiclePropValue>& values) { onPropertyChangeEvent(values); });

    getHardware()->registerOnPropertyChangeEvent(std::move(callback));



    auto testValues = getTestPropValues();

    std::vector<SetValueRequest> requests;

automotive/vehicle/aidl/impl/hardware/include/IVehicleHardware.h

+13 −9
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 


#include <VehicleHalTypes.h>



#include <memory>

#include <vector>



namespace android {
@@ -49,6 +50,14 @@ struct SetValueErrorEvent { 
// with a VehicleHardware through this interface.

class IVehicleHardware {

  public:

    using SetValuesCallback = std::function<void(

            std::vector<::aidl::android::hardware::automotive::vehicle::SetValueResult>)>;

    using GetValuesCallback = std::function<void(

            std::vector<::aidl::android::hardware::automotive::vehicle::GetValueResult>)>;

    using PropertyChangeCallback = std::function<void(

            std::vector<::aidl::android::hardware::automotive::vehicle::VehiclePropValue>)>;

    using PropertySetErrorCallback = std::function<void(std::vector<SetValueErrorEvent>)>;



    virtual ~IVehicleHardware() = default;



    // Get all the property configs.
@@ -59,9 +68,7 @@ class IVehicleHardware { 
    // are sent to vehicle bus or before property set confirmation is received. The callback is

    // safe to be called after the function returns and is safe to be called in a different thread.

    virtual ::aidl::android::hardware::automotive::vehicle::StatusCode setValues(

            std::function<void(const std::vector<

                               ::aidl::android::hardware::automotive::vehicle::SetValueResult>&)>&&

                    callback,

            std::shared_ptr<const SetValuesCallback> callback,

            const std::vector<::aidl::android::hardware::automotive::vehicle::SetValueRequest>&

                    requests) = 0;
@@ -69,9 +76,7 @@ class IVehicleHardware { 
    // The callback is safe to be called after the function returns and is safe to be called in a

    // different thread.

    virtual ::aidl::android::hardware::automotive::vehicle::StatusCode getValues(

            std::function<void(const std::vector<

                               ::aidl::android::hardware::automotive::vehicle::GetValueResult>&)>&&

                    callback,

            std::shared_ptr<const GetValuesCallback> callback,

            const std::vector<::aidl::android::hardware::automotive::vehicle::GetValueRequest>&

                    requests) const = 0;
@@ -83,13 +88,12 @@ class IVehicleHardware { 


    // Register a callback that would be called when there is a property change event from vehicle.

    virtual void registerOnPropertyChangeEvent(

            std::function<void(const std::vector<::aidl::android::hardware::automotive::vehicle::

                                                         VehiclePropValue>&)>&& callback) = 0;

            std::unique_ptr<const PropertyChangeCallback> callback) = 0;



    // Register a callback that would be called when there is a property set error event from

    // vehicle.

    virtual void registerOnPropertySetErrorEvent(

            std::function<void(const std::vector<SetValueErrorEvent>&)>&& callback) = 0;

            std::unique_ptr<const PropertySetErrorCallback> callback) = 0;

};



}  // namespace vehicle

automotive/vehicle/aidl/impl/vhal/test/DefaultVehicleHalTest.cpp

+9 −7
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <IVehicleHardware.h>

#include <LargeParcelableBase.h>

#include <aidl/android/hardware/automotive/vehicle/IVehicle.h>

#include <android-base/thread_annotations.h>



#include <gmock/gmock.h>

#include <gtest/gtest.h>
@@ -53,16 +54,17 @@ using ::testing::WhenSortedBy; 
class MockVehicleHardware final : public IVehicleHardware {

  public:

    std::vector<VehiclePropConfig> getAllPropertyConfigs() const override {

        std::scoped_lock<std::mutex> lockGuard(mLock);

        return mPropertyConfigs;

    }



    StatusCode setValues(std::function<void(const std::vector<SetValueResult>&)>&&,

    StatusCode setValues(std::shared_ptr<const SetValuesCallback>,

                         const std::vector<SetValueRequest>&) override {

        // TODO(b/200737967): mock this.

        return StatusCode::OK;

    }



    StatusCode getValues(std::function<void(const std::vector<GetValueResult>&)>&&,

    StatusCode getValues(std::shared_ptr<const GetValuesCallback>,

                         const std::vector<GetValueRequest>&) const override {

        // TODO(b/200737967): mock this.

        return StatusCode::OK;
@@ -78,23 +80,23 @@ class MockVehicleHardware final : public IVehicleHardware { 
        return StatusCode::OK;

    }



    void registerOnPropertyChangeEvent(

            std::function<void(const std::vector<VehiclePropValue>&)>&&) override {

    void registerOnPropertyChangeEvent(std::unique_ptr<const PropertyChangeCallback>) override {

        // TODO(b/200737967): mock this.

    }



    void registerOnPropertySetErrorEvent(

            std::function<void(const std::vector<SetValueErrorEvent>&)>&&) override {

    void registerOnPropertySetErrorEvent(std::unique_ptr<const PropertySetErrorCallback>) override {

        // TODO(b/200737967): mock this.

    }



    // Test functions.

    void setPropertyConfigs(const std::vector<VehiclePropConfig>& configs) {

        std::scoped_lock<std::mutex> lockGuard(mLock);

        mPropertyConfigs = configs;

    }



  private:

    std::vector<VehiclePropConfig> mPropertyConfigs;

    mutable std::mutex mLock;

    std::vector<VehiclePropConfig> mPropertyConfigs GUARDED_BY(mLock);

};



struct PropConfigCmp {