1 /* 2 * Copyright (C) 2023 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 com.android.car.hal.property; 18 19 import android.hardware.automotive.vehicle.EnumForVehicleProperty; 20 21 import com.android.car.internal.util.ConstantDebugUtils; 22 23 /** 24 * Utility class for converting HAL values to readable names. 25 */ 26 public final class HalValueDebugUtils { 27 /** 28 * HalValueDebugUtils only contains static fields and methods and must never be 29 * instantiated. 30 */ HalValueDebugUtils()31 private HalValueDebugUtils() { 32 throw new UnsupportedOperationException("Must never be called"); 33 } 34 35 /** 36 * Gets a user-friendly string representation of a {@code value} for the given 37 * {@code propertyId}. 38 */ toDebugString(int propertyId, Object value)39 public static String toDebugString(int propertyId, Object value) { 40 if (value instanceof Integer && EnumForVehicleProperty.values.containsKey(propertyId)) { 41 for (int i = 0; i < EnumForVehicleProperty.values.get(propertyId).size(); i++) { 42 Class<?> enumClazz = EnumForVehicleProperty.values.get(propertyId).get(i); 43 String valueName = ConstantDebugUtils.toName(enumClazz, 44 ((Integer) value).intValue()); 45 if (valueName != null) { 46 return valueName; 47 } 48 } 49 } 50 return value.toString(); 51 } 52 } 53