| /** |
| * Copyright (C) 2017 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 com.android.server.broadcastradio; |
| |
| import android.annotation.NonNull; |
| import android.hardware.radio.ITuner; |
| import android.hardware.radio.ITunerCallback; |
| import android.hardware.radio.RadioManager; |
| import android.hardware.radio.RadioMetadata; |
| import android.hardware.radio.RadioTuner; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.util.Slog; |
| |
| class TunerCallback implements ITunerCallback { |
| private static final String TAG = "BroadcastRadioService.TunerCallback"; |
| |
| /** |
| * This field is used by native code, do not access or modify. |
| */ |
| private final long mNativeContext; |
| |
| @NonNull private final Tuner mTuner; |
| @NonNull private final ITunerCallback mClientCallback; |
| |
| TunerCallback(@NonNull Tuner tuner, @NonNull ITunerCallback clientCallback, int halRev) { |
| mTuner = tuner; |
| mClientCallback = clientCallback; |
| mNativeContext = nativeInit(tuner, halRev); |
| } |
| |
| @Override |
| protected void finalize() throws Throwable { |
| nativeFinalize(mNativeContext); |
| super.finalize(); |
| } |
| |
| private native long nativeInit(@NonNull Tuner tuner, int halRev); |
| private native void nativeFinalize(long nativeContext); |
| private native void nativeDetach(long nativeContext); |
| |
| public void detach() { |
| nativeDetach(mNativeContext); |
| } |
| |
| private interface RunnableThrowingRemoteException { |
| void run() throws RemoteException; |
| } |
| |
| private void dispatch(RunnableThrowingRemoteException func) { |
| try { |
| func.run(); |
| } catch (RemoteException e) { |
| Slog.e(TAG, "client died", e); |
| } |
| } |
| |
| // called from native side |
| private void handleHwFailure() { |
| onError(RadioTuner.ERROR_HARDWARE_FAILURE); |
| mTuner.close(); |
| } |
| |
| @Override |
| public void onError(int status) { |
| dispatch(() -> mClientCallback.onError(status)); |
| } |
| |
| @Override |
| public void onConfigurationChanged(RadioManager.BandConfig config) { |
| dispatch(() -> mClientCallback.onConfigurationChanged(config)); |
| } |
| |
| @Override |
| public void onCurrentProgramInfoChanged(RadioManager.ProgramInfo info) { |
| dispatch(() -> mClientCallback.onCurrentProgramInfoChanged(info)); |
| } |
| |
| @Override |
| public void onTrafficAnnouncement(boolean active) { |
| dispatch(() -> mClientCallback.onTrafficAnnouncement(active)); |
| } |
| |
| @Override |
| public void onEmergencyAnnouncement(boolean active) { |
| dispatch(() -> mClientCallback.onEmergencyAnnouncement(active)); |
| } |
| |
| @Override |
| public void onAntennaState(boolean connected) { |
| dispatch(() -> mClientCallback.onAntennaState(connected)); |
| } |
| |
| @Override |
| public void onBackgroundScanAvailabilityChange(boolean isAvailable) { |
| dispatch(() -> mClientCallback.onBackgroundScanAvailabilityChange(isAvailable)); |
| } |
| |
| @Override |
| public void onBackgroundScanComplete() { |
| dispatch(() -> mClientCallback.onBackgroundScanComplete()); |
| } |
| |
| @Override |
| public void onProgramListChanged() { |
| dispatch(() -> mClientCallback.onProgramListChanged()); |
| } |
| |
| @Override |
| public IBinder asBinder() { |
| throw new RuntimeException("Not a binder"); |
| } |
| } |