1 files changed, 80 insertions, 0 deletions

diff --git a/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehiclePropConfigIndex.h b/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehiclePropConfigIndex.h
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+++ b/automotive/vehicle/2.0/default/common/include/vhal_v2_0/VehiclePropConfigIndex.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef android_hardware_automotive_vehicle_V2_0_VehiclePropConfigIndex_H_
+#define android_hardware_automotive_vehicle_V2_0_VehiclePropConfigIndex_H_
+
+#include <utils/KeyedVector.h>
+
+#include <android/hardware/automotive/vehicle/2.0/IVehicle.h>
+
+namespace android {
+namespace hardware {
+namespace automotive {
+namespace vehicle {
+namespace V2_0 {
+
+/*
+ * This is thread-safe immutable class to hold vehicle property configuration
+ * data.
+ */
+class VehiclePropConfigIndex {
+public:
+    VehiclePropConfigIndex(
+        const std::vector<VehiclePropConfig>& properties)
+        : mConfigs(properties), mPropToConfig(mConfigs)
+    {}
+
+    bool hasConfig(int32_t property) const {
+        return mPropToConfig.indexOfKey(property) >= 0;
+    }
+
+    const VehiclePropConfig& getConfig(int32_t property) const {
+        return *mPropToConfig.valueFor(property);
+    }
+
+    const std::vector<VehiclePropConfig>& getAllConfigs() const {
+        return mConfigs;
+    }
+
+private:
+    typedef KeyedVector<int32_t, const VehiclePropConfig*> PropConfigMap;
+    class ImmutablePropConfigMap : private PropConfigMap {
+    public:
+        ImmutablePropConfigMap(const std::vector<VehiclePropConfig>& configs) {
+            setCapacity(configs.size());
+            for (auto& config : configs) {
+                add(config.prop, &config);
+            }
+        }
+    public:
+        using PropConfigMap::valueFor;
+        using PropConfigMap::indexOfKey;
+    };
+
+private:
+    const std::vector<VehiclePropConfig> mConfigs;
+    const ImmutablePropConfigMap mPropToConfig;  // mConfigs must be declared
+                                                 // first.
+};
+
+}  // namespace V2_0
+}  // namespace vehicle
+}  // namespace automotive
+}  // namespace hardware
+}  // namespace android
+
+#endif // android_hardware_automotive_vehicle_V2_0_VehiclePropConfigIndex_H_