Car.java revision e4c731ea3ed22615783efb02818b0b3d184bba33
1ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung/* 2ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Copyright (C) 2015 The Android Open Source Project 3ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * 4ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Licensed under the Apache License, Version 2.0 (the "License"); 5ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * you may not use this file except in compliance with the License. 6ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * You may obtain a copy of the License at 7ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * 8ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * http://www.apache.org/licenses/LICENSE-2.0 9ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * 10ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Unless required by applicable law or agreed to in writing, software 11ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * distributed under the License is distributed on an "AS IS" BASIS, 12ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * See the License for the specific language governing permissions and 14ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * limitations under the License. 15ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 16ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 17e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkpackage android.car; 18ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 19e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkimport android.annotation.IntDef; 20e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkimport android.annotation.Nullable; 21e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkimport android.annotation.SystemApi; 226e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.content.pm.CarPackageManager; 236e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.hardware.CarSensorManager; 246e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.hardware.camera.CarCameraManager; 256e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.hardware.hvac.CarHvacManager; 266e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.hardware.radio.CarRadioManager; 276e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.media.CarAudioManager; 286e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.navigation.CarNavigationManager; 296e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkivimport android.car.test.CarTestManagerBinderWrapper; 30ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.content.ComponentName; 31ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.content.Context; 32e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkimport android.content.Intent; 33e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkimport android.content.ServiceConnection; 34ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.content.pm.PackageManager; 356b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoungimport android.os.Handler; 36ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.os.IBinder; 37ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.os.Looper; 38ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.os.RemoteException; 39ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport android.util.Log; 40ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 41e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Parkimport com.android.internal.annotations.GuardedBy; 42e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 43ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport java.lang.annotation.Retention; 44ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport java.lang.annotation.RetentionPolicy; 45ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungimport java.util.HashMap; 466b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung 47ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung/** 48e4c731ea3ed22615783efb02818b0b3d184bba33Jason Tholstrup * Top level car API for embedded Android Auto deployments. 49e4c731ea3ed22615783efb02818b0b3d184bba33Jason Tholstrup * This API works only for devices with {@link PackageManager#FEATURE_AUTOMOTIVE} 50e4c731ea3ed22615783efb02818b0b3d184bba33Jason Tholstrup * Calling this API on a device with no such feature will lead to an exception. 51ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 52ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoungpublic class Car { 53ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 54a3b28d81e0c8df531ac704f9e649e38ea90483d2keunyoung /** Service name for {@link CarSensorManager}, to be used in {@link #getCarManager(String)}. */ 55ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public static final String SENSOR_SERVICE = "sensor"; 56ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 57a3b28d81e0c8df531ac704f9e649e38ea90483d2keunyoung /** Service name for {@link CarInfoManager}, to be used in {@link #getCarManager(String)}. */ 58a3b28d81e0c8df531ac704f9e649e38ea90483d2keunyoung public static final String INFO_SERVICE = "info"; 59a3b28d81e0c8df531ac704f9e649e38ea90483d2keunyoung 6045fdcbaab5699d7d8153bfda058d0eea2049c8b8Keun-young Park /** Service name for {@link CarAppContextManager}. */ 61a74b9caa2fb6435f1c01c5e8766b89235c4e3d5akeunyoung public static final String APP_CONTEXT_SERVICE = "app_context"; 62a74b9caa2fb6435f1c01c5e8766b89235c4e3d5akeunyoung 637a948e54331cccf96f178ab426cb7810472c2dc8Pavel Maltsev /** Service name for {@link CarPackageManager} */ 6445fdcbaab5699d7d8153bfda058d0eea2049c8b8Keun-young Park public static final String PACKAGE_SERVICE = "package"; 6545fdcbaab5699d7d8153bfda058d0eea2049c8b8Keun-young Park 665672e85bdf82f6a2350afb942dfe17b7c699af87Keun-young Park /** Service name for {@link CarAudioManager} */ 675672e85bdf82f6a2350afb942dfe17b7c699af87Keun-young Park public static final String AUDIO_SERVICE = "audio"; 687a948e54331cccf96f178ab426cb7810472c2dc8Pavel Maltsev /** 69e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park * Service name for {@link CarNavigationManager} 707a948e54331cccf96f178ab426cb7810472c2dc8Pavel Maltsev * @hide 717a948e54331cccf96f178ab426cb7810472c2dc8Pavel Maltsev */ 727a948e54331cccf96f178ab426cb7810472c2dc8Pavel Maltsev public static final String CAR_NAVIGATION_SERVICE = "car_navigation_service"; 737a948e54331cccf96f178ab426cb7810472c2dc8Pavel Maltsev 74e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 75875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik public static final String CAMERA_SERVICE = "camera"; 76875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik 77875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik @SystemApi 78e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String RADIO_SERVICE = "radio"; 79ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 80e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 81e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String HVAC_SERVICE = "hvac"; 82e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 836e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv @SystemApi 846e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv public static final String PROJECTION_SERVICE = "projection"; 856e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv 86e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park /** 87e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park * Service for testing. This is system app only feature. 88e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park * Service name for {@link CarTestManager}, to be used in {@link #getCarManager(String)}. 89e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park * @hide 90e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park */ 91e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 92e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String TEST_SERVICE = "car-service-test"; 93ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 94ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** Permission necessary to access car's mileage information. */ 95e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String PERMISSION_MILEAGE = "android.car.permission.CAR_MILEAGE"; 96e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 97ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** Permission necessary to access car's fuel level. */ 98e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String PERMISSION_FUEL = "android.car.permission.CAR_FUEL"; 99e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 100ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** Permission necessary to access car's speed. */ 101e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String PERMISSION_SPEED = "android.car.permission.CAR_SPEED"; 102e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 103ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** 104ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev * Permission necessary to use {@link CarNavigationManager}. 105ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev * @hide 106ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev */ 107ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev public static final String PERMISSION_CAR_NAVIGATION_MANAGER = 108ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev "android.car.permission.PERMISSION_CAR_NAVIGATION_MANAGER"; 109ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev 110ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** Permission necessary to access car specific communication channel. */ 111e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 112ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public static final String PERMISSION_VENDOR_EXTENSION = 113e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park "android.car.permission.CAR_VENDOR_EXTENSION"; 114e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 115e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 1164aeb4bf0c56588be65264c324bbaaa545ad6714cKeun-young Park public static final String PERMISSION_CONTROL_APP_BLOCKING = 117e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park "android.car.permission.CONTROL_APP_BLOCKING"; 118ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 119875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik /** Permission necessary to access Car Camera APIs. */ 120875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik @SystemApi 121875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik public static final String PERMISSION_CAR_CAMERA = "android.car.permission.CAR_CAMERA"; 122875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik 123e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park /** Permission necessary to access Car HVAC APIs. */ 124e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 125e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String PERMISSION_CAR_HVAC = "android.car.permission.CAR_HVAC"; 126ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 127ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** Permission necessary to access Car RADIO system APIs. */ 128e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 129e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String PERMISSION_CAR_RADIO = "android.car.permission.CAR_RADIO"; 130ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 1316e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv /** Permission necesary to access Car PRJECTION system APIs. */ 1326e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv @SystemApi 1336e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv public static final String PERMISSION_CAR_PROJECTION = "android.car.permission.CAR_PROJECTION"; 1346e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv 135ce4ffd95d6883b28756e5b02ae45a06013bd6c38Pavel Maltsev /** Permission necessary to mock vehicle hal for testing. */ 136e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @SystemApi 137e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String PERMISSION_MOCK_VEHICLE_HAL = 138e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park "android.car.permission.CAR_MOCK_VEHICLE_HAL"; 139e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 140e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park /** Type of car connection: platform runs directly in car. */ 141e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final int CONNECTION_TYPE_EMBEDDED = 5; 1421ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev /** 1431ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev * Type of car connection: platform runs directly in car but with mocked vehicle hal. 1441ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev * This will only happen in testing environment. 1451ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev * @hide 1461ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev */ 1471ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev public static final int CONNECTION_TYPE_EMBEDDED_MOCKING = 6; 148e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 149e4c731ea3ed22615783efb02818b0b3d184bba33Jason Tholstrup 150e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park /** @hide */ 1511ecdd6ca75fdf8ff62105630664de5125e29676bPavel Maltsev @IntDef({CONNECTION_TYPE_EMBEDDED, CONNECTION_TYPE_EMBEDDED_MOCKING}) 152e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park @Retention(RetentionPolicy.SOURCE) 153e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public @interface ConnectionType {} 154ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 1553cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal /** 1563cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * CarXyzService throws IllegalStateException with this message is re-thrown as 1573cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * {@link CarNotConnectedException}. 1583cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * 1593cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * @hide 1603cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal */ 1613cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal public static final String CAR_NOT_CONNECTED_EXCEPTION_MSG = "CarNotConnected"; 1623cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal 163e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park /** @hide */ 164e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static final String CAR_SERVICE_INTERFACE_NAME = "android.car.ICar"; 165e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 166e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private static final String CAR_SERVICE_PACKAGE = "com.android.car"; 167e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 168e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private static final String CAR_TEST_MANAGER_CLASS = "android.car.CarTestManager"; 169ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 170ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private final Context mContext; 171ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private final Looper mLooper; 172ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung @GuardedBy("this") 173ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private ICar mService; 174ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private static final int STATE_DISCONNECTED = 0; 175ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private static final int STATE_CONNECTING = 1; 176ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private static final int STATE_CONNECTED = 2; 177ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung @GuardedBy("this") 178ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private int mConnectionState; 179ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 180e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private final ServiceConnection mServiceConnectionListener = 181e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park new ServiceConnection () { 182ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public void onServiceConnected(ComponentName name, IBinder service) { 1831ab8e18e01d8063821bee0bf641a365224c7e1eekeunyoung synchronized (Car.this) { 184ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mService = ICar.Stub.asInterface(service); 185ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mConnectionState = STATE_CONNECTED; 186ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 187ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mServiceConnectionListenerClient.onServiceConnected(name, service); 188ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 189ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 190ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public void onServiceDisconnected(ComponentName name) { 1911ab8e18e01d8063821bee0bf641a365224c7e1eekeunyoung synchronized (Car.this) { 192ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mService = null; 193ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (mConnectionState == STATE_DISCONNECTED) { 194ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return; 195ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 196cc449f7941456a0133ff8a4b2e49737f0936c1d0keunyoung mConnectionState = STATE_DISCONNECTED; 197ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 198e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park // unbind explicitly here. 199e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park disconnect(); 200ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mServiceConnectionListenerClient.onServiceDisconnected(name); 201ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 202ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung }; 203ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 204e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private final ServiceConnection mServiceConnectionListenerClient; 205ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private final Object mCarManagerLock = new Object(); 206ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung @GuardedBy("mCarManagerLock") 207ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private final HashMap<String, CarManagerBase> mServiceMap = new HashMap<>(); 2086b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung 2096b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung /** Handler for generic event dispatching. */ 2106b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung private final Handler mEventHandler; 2116b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung 2121ab8e18e01d8063821bee0bf641a365224c7e1eekeunyoung /** 2138de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev * A factory method that creates Car instance for all Car API access. 214ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @param context 215e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park * @param serviceConnectionListener listener for monitoring service connection. 216ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @param looper Looper to dispatch all listeners. If null, it will use main thread. Note that 217ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * service connection listener will be always in main thread regardless of this Looper. 2188de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev * @return Car instance if system is in car environment and returns {@code null} otherwise. 219ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 220e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static Car createCar(Context context, ServiceConnection serviceConnectionListener, 2218de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev @Nullable Looper looper) { 222e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park if (!context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE)) { 223e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park Log.e(CarLibLog.TAG_CAR, "FEATURE_AUTOMOTIVE not declared while android.car is used"); 224e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park return null; 225e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park } 2268de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev try { 2278de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev return new Car(context, serviceConnectionListener, looper); 2288de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev } catch (IllegalArgumentException e) { 2298de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev // Expected when car service loader is not available. 2308de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev } 2318de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev return null; 2328de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev } 2338de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev 2348de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev /** 2358de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev * A factory method that creates Car instance for all Car API access using main thread {@code 2368de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev * Looper}. 2378de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev * 238e4c731ea3ed22615783efb02818b0b3d184bba33Jason Tholstrup * @see #createCar(Context, ServiceConnection, Looper) 2398de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev */ 240e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public static Car createCar(Context context, ServiceConnection serviceConnectionListener) { 2418de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev return createCar(context, serviceConnectionListener, null); 2428de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev } 2438de993354f1a8c30880b535cf8b80fee10c4e882Pavel Maltsev 244e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private Car(Context context, ServiceConnection serviceConnectionListener, 245ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung @Nullable Looper looper) { 246ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mContext = context; 247ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mServiceConnectionListenerClient = serviceConnectionListener; 248ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (looper == null) { 249ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mLooper = Looper.getMainLooper(); 250ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } else { 251ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mLooper = looper; 252ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 2536b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung mEventHandler = new Handler(mLooper); 254ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 255ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 256ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 257ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Car constructor when ICar binder is already available. 258ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @param context 259ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @param service 260ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @param looper 261ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * 262ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @hide 263ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 264ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public Car(Context context, ICar service, @Nullable Looper looper) { 265ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mContext = context; 266ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (looper == null) { 267ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mLooper = Looper.getMainLooper(); 268ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } else { 269ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mLooper = looper; 270ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 2716b19769ee8cfbe0960d05ecfc01f73d08040784fkeunyoung mEventHandler = new Handler(mLooper); 272ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mService = service; 273ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mConnectionState = STATE_CONNECTED; 274ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mServiceConnectionListenerClient = null; 275ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 276ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 277ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 278ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Connect to car service. This can be called while it is disconnected. 279ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @throws IllegalStateException If connection is still on-going from previous 280ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * connect call or it is already connected 281ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 282ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public void connect() throws IllegalStateException { 283ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung synchronized (this) { 284ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (mConnectionState != STATE_DISCONNECTED) { 285ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung throw new IllegalStateException("already connected or connecting"); 286ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 287ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mConnectionState = STATE_CONNECTING; 288e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park startCarService(); 289ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 290ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 291ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 292ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 293ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Disconnect from car service. This can be called while disconnected. Once disconnect is 294ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * called, all Car*Managers from this instance becomes invalid, and 295ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * {@link Car#getCarManager(String)} will return different instance if it is connected again. 296ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 297ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public void disconnect() { 298ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung synchronized (this) { 299ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (mConnectionState == STATE_DISCONNECTED) { 300ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return; 301ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 302ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung tearDownCarManagers(); 303ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mService = null; 304ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mConnectionState = STATE_DISCONNECTED; 305e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park mContext.unbindService(mServiceConnectionListener); 306ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 307ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 308ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 309ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 310ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Tells if it is connected to the service or not. This will return false if it is still 311ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * connecting. 312ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @return 313ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 314ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public boolean isConnected() { 315ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung synchronized (this) { 316ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return mService != null; 317ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 318ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 319ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 320ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 321ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Tells if this instance is already connecting to car service or not. 322ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @return 323ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 324ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung public boolean isConnecting() { 325ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung synchronized (this) { 326ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return mConnectionState == STATE_CONNECTING; 327ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 328ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 329ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 330ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 331ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Get car specific service as in {@link Context#getSystemService(String)}. Returned 332ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * {@link Object} should be type-casted to the desired service. 333ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * For example, to get sensor service, 334ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * SensorManagerService sensorManagerService = car.getCarManager(Car.SENSOR_SERVICE); 335ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @param serviceName Name of service that should be created like {@link #SENSOR_SERVICE}. 336ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @return Matching service manager or null if there is no such service. 337ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 338e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public Object getCarManager(String serviceName) { 339ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung CarManagerBase manager = null; 3401ab8e18e01d8063821bee0bf641a365224c7e1eekeunyoung ICar service = getICarOrThrow(); 341ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung synchronized (mCarManagerLock) { 342ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung manager = mServiceMap.get(serviceName); 343ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (manager == null) { 344ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung try { 3451ab8e18e01d8063821bee0bf641a365224c7e1eekeunyoung IBinder binder = service.getCarService(serviceName); 346ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (binder == null) { 347ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung Log.w(CarLibLog.TAG_CAR, "getCarManager could not get binder for service:" + 348ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung serviceName); 349ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return null; 350ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 351e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = createCarManager(serviceName, binder); 352ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (manager == null) { 353ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung Log.w(CarLibLog.TAG_CAR, 354ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung "getCarManager could not create manager for service:" + 355ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung serviceName); 356ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return null; 357ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 358ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mServiceMap.put(serviceName, manager); 359ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } catch (RemoteException e) { 360e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park handleRemoteException(e); 361ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 362ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 363ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 364ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return manager; 365ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 366ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 367ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung /** 368ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * Return the type of currently connected car. 369ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung * @return 370ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung */ 371ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung @ConnectionType 372e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park public int getCarConnectionType() { 373e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park return CONNECTION_TYPE_EMBEDDED; 374ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 375ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 3763cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal /** 3773cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * IllegalStateException from XyzCarService with special message is re-thrown as a different 3783cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * exception. If the IllegalStateException is not understood then this message will throw the 3793cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * original exception. 3803cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * 3813cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * @param e exception from XyzCarService. 3823cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * @throws CarNotConnectedException 3833cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal * @hide 3843cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal */ 3853cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal public static void checkCarNotConnectedExceptionFromCarService( 3863cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal IllegalStateException e) throws CarNotConnectedException, IllegalStateException { 3873cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal String message = e.getMessage(); 3883cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal if (message.equals(CAR_NOT_CONNECTED_EXCEPTION_MSG)) { 3893cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal throw new CarNotConnectedException(); 3903cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal } else { 3913cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal throw e; 3923cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal } 3933cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal } 3943cf096ae0d992d22cfba1b0711af2211c511a9feSanket Agarwal 395e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private CarManagerBase createCarManager(String serviceName, IBinder binder) { 396e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park CarManagerBase manager = null; 397e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park switch (serviceName) { 398e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case AUDIO_SERVICE: 3996f3f402a7469e300fbfe65d950204fef995d4d8dVitalii Tomkiv manager = new CarAudioManager(binder, mContext); 400e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 401e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case SENSOR_SERVICE: 402e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarSensorManager(binder, mContext, mLooper); 403e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 404e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case INFO_SERVICE: 405e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarInfoManager(binder); 406e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 407e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case APP_CONTEXT_SERVICE: 408e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarAppContextManager(binder, mLooper); 409e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 410e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case PACKAGE_SERVICE: 411e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarPackageManager(binder, mContext); 412e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 413e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case CAR_NAVIGATION_SERVICE: 414e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarNavigationManager(binder, mLooper); 415e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 416875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik case CAMERA_SERVICE: 417875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik manager = new CarCameraManager(binder, mContext); 418875616c52be0a5a4d3aa348e9dcfd90e54789912Steve Paik break; 419e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case HVAC_SERVICE: 420e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarHvacManager(binder, mContext, mLooper); 421e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 4226e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv case PROJECTION_SERVICE: 4236e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv manager = new CarProjectionManager(binder, mLooper); 4246e5ee61be4c24ae4d647d687901b7c9670c25899Vitalii Tomkiv break; 425e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case RADIO_SERVICE: 426e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarRadioManager(binder, mLooper); 427e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 428e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park case TEST_SERVICE: 429e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park /* CarTestManager exist in static library. So instead of constructing it here, 430e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park * only pass binder wrapper so that CarTestManager can be constructed outside. */ 431e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park manager = new CarTestManagerBinderWrapper(binder); 432e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park break; 433e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park } 434e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park return manager; 435e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park } 436e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 437e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park private void startCarService() { 438e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park Intent intent = new Intent(); 439e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park intent.setPackage(CAR_SERVICE_PACKAGE); 440e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park intent.setAction(Car.CAR_SERVICE_INTERFACE_NAME); 441e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park mContext.startService(intent); 442e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park mContext.bindService(intent, mServiceConnectionListener, 0); 443e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park } 444e54ac276796c6535558f8444d882adecd19ce2bdKeun-young Park 445ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private synchronized ICar getICarOrThrow() throws IllegalStateException { 446ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung if (mService == null) { 447ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung throw new IllegalStateException("not connected"); 448ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 449ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung return mService; 450ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 451ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 452ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private void handleRemoteException(RemoteException e) { 453ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung Log.w(CarLibLog.TAG_CAR, "RemoteException", e); 454ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung disconnect(); 455ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 456ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung 457ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung private void tearDownCarManagers() { 458ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung synchronized (mCarManagerLock) { 459ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung for (CarManagerBase manager: mServiceMap.values()) { 460ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung manager.onCarDisconnected(); 461ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 462ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung mServiceMap.clear(); 463ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 464ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung } 465ca515079e9fc0c35b1498830f67378e9ccf949e5keunyoung} 466