Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 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.hardware.radio; |
| 18 | |
| 19 | import android.annotation.NonNull; |
| 20 | import android.annotation.Nullable; |
| 21 | import android.os.Handler; |
| 22 | import android.os.Looper; |
Tomasz Wasilczyk | 24250ef | 2017-07-13 15:59:08 -0700 | [diff] [blame] | 23 | import android.util.Log; |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 24 | |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 25 | import java.util.List; |
Tomasz Wasilczyk | 8e932c6 | 2017-11-17 16:18:40 +0000 | [diff] [blame] | 26 | import java.util.Map; |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 27 | import java.util.Objects; |
Tomasz Wasilczyk | 8e932c6 | 2017-11-17 16:18:40 +0000 | [diff] [blame] | 28 | |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 29 | /** |
| 30 | * Implements the ITunerCallback interface by forwarding calls to RadioTuner.Callback. |
| 31 | */ |
| 32 | class TunerCallbackAdapter extends ITunerCallback.Stub { |
Tomasz Wasilczyk | 6b4b646 | 2017-07-19 10:52:28 -0700 | [diff] [blame] | 33 | private static final String TAG = "BroadcastRadio.TunerCallbackAdapter"; |
Tomasz Wasilczyk | 24250ef | 2017-07-13 15:59:08 -0700 | [diff] [blame] | 34 | |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 35 | private final Object mLock = new Object(); |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 36 | @NonNull private final RadioTuner.Callback mCallback; |
| 37 | @NonNull private final Handler mHandler; |
| 38 | |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 39 | @Nullable ProgramList mProgramList; |
Tomasz Wasilczyk | 3b4465e | 2018-01-14 21:47:44 -0800 | [diff] [blame] | 40 | |
| 41 | // cache for deprecated methods |
| 42 | boolean mIsAntennaConnected = true; |
| 43 | @Nullable List<RadioManager.ProgramInfo> mLastCompleteList; |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 44 | private boolean mDelayedCompleteCallback = false; |
Tomasz Wasilczyk | 3b4465e | 2018-01-14 21:47:44 -0800 | [diff] [blame] | 45 | @Nullable RadioManager.ProgramInfo mCurrentProgramInfo; |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 46 | |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 47 | TunerCallbackAdapter(@NonNull RadioTuner.Callback callback, @Nullable Handler handler) { |
| 48 | mCallback = callback; |
| 49 | if (handler == null) { |
| 50 | mHandler = new Handler(Looper.getMainLooper()); |
| 51 | } else { |
| 52 | mHandler = handler; |
| 53 | } |
| 54 | } |
| 55 | |
Tomasz Wasilczyk | d0c78f9 | 2018-03-28 17:50:08 -0700 | [diff] [blame] | 56 | void close() { |
| 57 | synchronized (mLock) { |
| 58 | if (mProgramList != null) mProgramList.close(); |
| 59 | } |
| 60 | } |
| 61 | |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 62 | void setProgramListObserver(@Nullable ProgramList programList, |
| 63 | @NonNull ProgramList.OnCloseListener closeListener) { |
| 64 | Objects.requireNonNull(closeListener); |
| 65 | synchronized (mLock) { |
| 66 | if (mProgramList != null) { |
| 67 | Log.w(TAG, "Previous program list observer wasn't properly closed, closing it..."); |
| 68 | mProgramList.close(); |
| 69 | } |
| 70 | mProgramList = programList; |
| 71 | if (programList == null) return; |
| 72 | programList.setOnCloseListener(() -> { |
| 73 | synchronized (mLock) { |
| 74 | if (mProgramList != programList) return; |
| 75 | mProgramList = null; |
| 76 | mLastCompleteList = null; |
| 77 | closeListener.onClose(); |
| 78 | } |
| 79 | }); |
| 80 | programList.addOnCompleteListener(() -> { |
| 81 | synchronized (mLock) { |
| 82 | if (mProgramList != programList) return; |
| 83 | mLastCompleteList = programList.toList(); |
| 84 | if (mDelayedCompleteCallback) { |
| 85 | Log.d(TAG, "Sending delayed onBackgroundScanComplete callback"); |
| 86 | sendBackgroundScanCompleteLocked(); |
| 87 | } |
| 88 | } |
| 89 | }); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | @Nullable List<RadioManager.ProgramInfo> getLastCompleteList() { |
| 94 | synchronized (mLock) { |
| 95 | return mLastCompleteList; |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | void clearLastCompleteList() { |
| 100 | synchronized (mLock) { |
| 101 | mLastCompleteList = null; |
| 102 | } |
| 103 | } |
| 104 | |
Tomasz Wasilczyk | 3b4465e | 2018-01-14 21:47:44 -0800 | [diff] [blame] | 105 | @Nullable RadioManager.ProgramInfo getCurrentProgramInformation() { |
| 106 | synchronized (mLock) { |
| 107 | return mCurrentProgramInfo; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | boolean isAntennaConnected() { |
| 112 | return mIsAntennaConnected; |
| 113 | } |
| 114 | |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 115 | @Override |
| 116 | public void onError(int status) { |
| 117 | mHandler.post(() -> mCallback.onError(status)); |
| 118 | } |
| 119 | |
| 120 | @Override |
Tomasz Wasilczyk | 3b4465e | 2018-01-14 21:47:44 -0800 | [diff] [blame] | 121 | public void onTuneFailed(int status, @Nullable ProgramSelector selector) { |
| 122 | mHandler.post(() -> mCallback.onTuneFailed(status, selector)); |
| 123 | |
| 124 | int errorCode; |
| 125 | switch (status) { |
| 126 | case RadioManager.STATUS_PERMISSION_DENIED: |
| 127 | case RadioManager.STATUS_DEAD_OBJECT: |
| 128 | errorCode = RadioTuner.ERROR_SERVER_DIED; |
| 129 | break; |
| 130 | case RadioManager.STATUS_ERROR: |
| 131 | case RadioManager.STATUS_NO_INIT: |
| 132 | case RadioManager.STATUS_BAD_VALUE: |
| 133 | case RadioManager.STATUS_INVALID_OPERATION: |
| 134 | Log.i(TAG, "Got an error with no mapping to the legacy API (" + status |
| 135 | + "), doing a best-effort conversion to ERROR_SCAN_TIMEOUT"); |
| 136 | // fall through |
| 137 | case RadioManager.STATUS_TIMED_OUT: |
| 138 | default: |
| 139 | errorCode = RadioTuner.ERROR_SCAN_TIMEOUT; |
| 140 | } |
| 141 | mHandler.post(() -> mCallback.onError(errorCode)); |
| 142 | } |
| 143 | |
| 144 | @Override |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 145 | public void onConfigurationChanged(RadioManager.BandConfig config) { |
| 146 | mHandler.post(() -> mCallback.onConfigurationChanged(config)); |
| 147 | } |
Tomasz Wasilczyk | 2383793 | 2017-05-05 08:42:10 -0700 | [diff] [blame] | 148 | |
| 149 | @Override |
Tomasz Wasilczyk | 162d14a | 2017-08-03 18:10:45 -0700 | [diff] [blame] | 150 | public void onCurrentProgramInfoChanged(RadioManager.ProgramInfo info) { |
| 151 | if (info == null) { |
| 152 | Log.e(TAG, "ProgramInfo must not be null"); |
Tomasz Wasilczyk | 24250ef | 2017-07-13 15:59:08 -0700 | [diff] [blame] | 153 | return; |
| 154 | } |
| 155 | |
Tomasz Wasilczyk | 3b4465e | 2018-01-14 21:47:44 -0800 | [diff] [blame] | 156 | synchronized (mLock) { |
| 157 | mCurrentProgramInfo = info; |
| 158 | } |
| 159 | |
Tomasz Wasilczyk | 24250ef | 2017-07-13 15:59:08 -0700 | [diff] [blame] | 160 | mHandler.post(() -> { |
| 161 | mCallback.onProgramInfoChanged(info); |
| 162 | |
| 163 | RadioMetadata metadata = info.getMetadata(); |
| 164 | if (metadata != null) mCallback.onMetadataChanged(metadata); |
| 165 | }); |
Tomasz Wasilczyk | c9a1ac7 | 2017-05-17 21:29:28 -0700 | [diff] [blame] | 166 | } |
| 167 | |
| 168 | @Override |
| 169 | public void onTrafficAnnouncement(boolean active) { |
| 170 | mHandler.post(() -> mCallback.onTrafficAnnouncement(active)); |
| 171 | } |
| 172 | |
| 173 | @Override |
| 174 | public void onEmergencyAnnouncement(boolean active) { |
| 175 | mHandler.post(() -> mCallback.onEmergencyAnnouncement(active)); |
| 176 | } |
| 177 | |
| 178 | @Override |
| 179 | public void onAntennaState(boolean connected) { |
Tomasz Wasilczyk | 3b4465e | 2018-01-14 21:47:44 -0800 | [diff] [blame] | 180 | mIsAntennaConnected = connected; |
Tomasz Wasilczyk | c9a1ac7 | 2017-05-17 21:29:28 -0700 | [diff] [blame] | 181 | mHandler.post(() -> mCallback.onAntennaState(connected)); |
| 182 | } |
| 183 | |
| 184 | @Override |
| 185 | public void onBackgroundScanAvailabilityChange(boolean isAvailable) { |
| 186 | mHandler.post(() -> mCallback.onBackgroundScanAvailabilityChange(isAvailable)); |
| 187 | } |
| 188 | |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 189 | private void sendBackgroundScanCompleteLocked() { |
| 190 | mDelayedCompleteCallback = false; |
| 191 | mHandler.post(() -> mCallback.onBackgroundScanComplete()); |
| 192 | } |
| 193 | |
Tomasz Wasilczyk | c9a1ac7 | 2017-05-17 21:29:28 -0700 | [diff] [blame] | 194 | @Override |
| 195 | public void onBackgroundScanComplete() { |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 196 | synchronized (mLock) { |
| 197 | if (mLastCompleteList == null) { |
| 198 | Log.i(TAG, "Got onBackgroundScanComplete callback, but the " |
| 199 | + "program list didn't get through yet. Delaying it..."); |
| 200 | mDelayedCompleteCallback = true; |
| 201 | return; |
| 202 | } |
| 203 | sendBackgroundScanCompleteLocked(); |
| 204 | } |
Tomasz Wasilczyk | c9a1ac7 | 2017-05-17 21:29:28 -0700 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | @Override |
| 208 | public void onProgramListChanged() { |
| 209 | mHandler.post(() -> mCallback.onProgramListChanged()); |
| 210 | } |
Tomasz Wasilczyk | 8e932c6 | 2017-11-17 16:18:40 +0000 | [diff] [blame] | 211 | |
| 212 | @Override |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 213 | public void onProgramListUpdated(ProgramList.Chunk chunk) { |
| 214 | synchronized (mLock) { |
| 215 | if (mProgramList == null) return; |
| 216 | mProgramList.apply(Objects.requireNonNull(chunk)); |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | @Override |
Tomasz Wasilczyk | 8e932c6 | 2017-11-17 16:18:40 +0000 | [diff] [blame] | 221 | public void onParametersUpdated(Map parameters) { |
| 222 | mHandler.post(() -> mCallback.onParametersUpdated(parameters)); |
| 223 | } |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 224 | } |