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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.car.hardware;
     18 
     19 import android.os.Bundle;
     20 import android.os.Parcel;
     21 import android.os.Parcelable;
     22 import java.util.ArrayList;
     23 
     24 /**
     25  * A CarSensorConfig object corresponds to a single sensor type coming from the car.
     26  * @hide
     27  */
     28 public class CarSensorConfig implements Parcelable {
     29     /** List of property specific mapped elements in bundle for WHEEL_TICK_DISTANCE sensor*/
     30     /** @hide */
     31     public final static String WHEEL_TICK_DISTANCE_SUPPORTED_WHEELS =
     32         "android.car.wheelTickDistanceSupportedWheels";
     33     /** @hide */
     34     public final static String WHEEL_TICK_DISTANCE_FRONT_LEFT_UM_PER_TICK =
     35         "android.car.wheelTickDistanceFrontLeftUmPerTick";
     36     /** @hide */
     37     public final static String WHEEL_TICK_DISTANCE_FRONT_RIGHT_UM_PER_TICK =
     38         "android.car.wheelTickDistanceFrontRightUmPerTick";
     39     /** @hide */
     40     public final static String WHEEL_TICK_DISTANCE_REAR_RIGHT_UM_PER_TICK =
     41         "android.car.wheelTickDistanceRearRightUmPerTick";
     42     /** @hide */
     43     public final static String WHEEL_TICK_DISTANCE_REAR_LEFT_UM_PER_TICK =
     44         "android.car.wheelTickDistanceRearLeftUmPerTick";
     45 
     46     /** Config data stored in Bundle */
     47     private final Bundle mConfig;
     48     private final int mType;
     49 
     50     /** @hide */
     51     public CarSensorConfig(Parcel in) {
     52         mType = in.readInt();
     53         mConfig = in.readBundle();
     54     }
     55 
     56     /** @hide */
     57     @Override
     58     public int describeContents() {
     59         return 0;
     60     }
     61 
     62     /** @hide */
     63     @Override
     64     public void writeToParcel(Parcel dest, int flags) {
     65         dest.writeInt(mType);
     66         dest.writeBundle(mConfig);
     67     }
     68 
     69     /** @hide */
     70     public static final Parcelable.Creator<CarSensorConfig> CREATOR
     71     = new Parcelable.Creator<CarSensorConfig>() {
     72         public CarSensorConfig createFromParcel(Parcel in) {
     73             return new CarSensorConfig(in);
     74         }
     75 
     76         public CarSensorConfig[] newArray(int size) {
     77             return new CarSensorConfig[size];
     78         }
     79     };
     80 
     81     /** @hide */
     82     public CarSensorConfig(int type, Bundle b) {
     83         mType = type;
     84         mConfig = b.deepCopy();
     85     }
     86 
     87     private void checkType(int type) {
     88         if (mType == type) {
     89             return;
     90         }
     91         throw new UnsupportedOperationException(String.format(
     92                 "Invalid sensor type: expected %d, got %d", type, mType));
     93     }
     94 
     95     /** @hide */
     96     public Bundle getBundle() {
     97         return mConfig;
     98     }
     99 
    100     /** @hide */
    101     public int getInt(String key) {
    102         if (mConfig.containsKey(key)) {
    103             return mConfig.getInt(key);
    104         } else {
    105             throw new IllegalArgumentException("SensorType " + mType +
    106                 " does not contain key: " + key);
    107         }
    108     }
    109 
    110     /** @hide */
    111     public int getType() {
    112         return mType;
    113     }
    114 
    115     /** @hide */
    116     @Override
    117     public String toString() {
    118         StringBuilder sb = new StringBuilder();
    119         sb.append(getClass().getName() + "[");
    120         sb.append("mType: " + mType);
    121         sb.append("mConfig: " + mConfig.toString());
    122         sb.append("]");
    123         return sb.toString();
    124     }
    125 }
    126