| /* |
| * Copyright (C) 2015 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. |
| */ |
| package android.car.content.pm; |
| |
| import android.annotation.SystemApi; |
| import android.app.Service; |
| import android.content.Intent; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.RemoteException; |
| import android.util.Log; |
| |
| /** |
| * Service to be implemented by Service which wants to control app blocking policy. |
| * App should require android.car.permission.CONTROL_APP_BLOCKING to launch Service |
| * implementation. Additionally the APK should have the permission to be launched by Car Service. |
| * The implementing service should declare {@link #SERVICE_INTERFACE} in its intent filter as |
| * action. |
| * @hide |
| */ |
| @SystemApi |
| public abstract class CarAppBlockingPolicyService extends Service { |
| |
| private static final String TAG = CarAppBlockingPolicyService.class.getSimpleName(); |
| |
| public static final String SERVICE_INTERFACE = |
| "android.car.content.pm.CarAppBlockingPolicyService"; |
| |
| private final ICarAppBlockingPoicyImpl mBinder = new ICarAppBlockingPoicyImpl(); |
| private Handler mHandler; |
| |
| /** |
| * Return the app blocking policy. This is called from binder thread. |
| * @return |
| */ |
| protected abstract CarAppBlockingPolicy getAppBlockingPolicy(); |
| |
| @Override |
| public int onStartCommand(Intent intent, int flags, int startId) { |
| return START_STICKY; |
| } |
| |
| @Override |
| public IBinder onBind(Intent intent) { |
| Log.i(TAG, "onBind"); |
| return mBinder; |
| } |
| |
| @Override |
| public boolean onUnbind(Intent intent) { |
| Log.i(TAG, "onUnbind"); |
| stopSelf(); |
| return false; |
| } |
| |
| |
| private class ICarAppBlockingPoicyImpl extends ICarAppBlockingPolicy.Stub { |
| |
| @Override |
| public void setAppBlockingPolicySetter(ICarAppBlockingPolicySetter setter) { |
| Log.i(TAG, "setAppBlockingPolicySetter will set policy"); |
| CarAppBlockingPolicy policy = CarAppBlockingPolicyService.this.getAppBlockingPolicy(); |
| try { |
| setter.setAppBlockingPolicy(policy); |
| } catch (RemoteException e) { |
| // if car service crashed, it will retry later. |
| } |
| } |
| } |
| } |