| /* |
| * Copyright (C) 2010 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.cts.verifier.audioquality; |
| |
| import android.app.Service; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Message; |
| import android.os.PowerManager; |
| import android.util.Log; |
| |
| import java.util.ArrayList; |
| |
| /** |
| * Launch an experiment. |
| * |
| * Experiments are decoupled from the UI both so that they can run on a |
| * background thread without freezing the UI, and to support experiments |
| * which take over the screen from the UI (such as invoking Voice Search). |
| */ |
| public class ExperimentService extends Service implements Terminator { |
| private static final String TAG = "AudioQualityVerifier"; |
| private static int BACKGROUND_LOAD = 0; |
| |
| private ArrayList<Experiment> mExperiments; |
| private Experiment mExp; |
| |
| private TimeoutHandler mHandler = null; |
| private PowerManager.WakeLock mWakeLock = null; |
| |
| private boolean mRunAll; |
| private int mExpID; |
| |
| private boolean mActive; |
| private LoadGenerator[] mLoadGenerator = null; |
| |
| @Override |
| public IBinder onBind(Intent intent) { |
| return null; |
| } |
| |
| @Override |
| public void onCreate() { |
| mExperiments = VerifierExperiments.getExperiments(this); |
| } |
| |
| @Override |
| public void onDestroy() { |
| Log.i(TAG, "Service destroyed"); |
| terminate(true); |
| } |
| |
| /** |
| * Implements Terminator, to clean up when the experiment indicates it |
| * has completed. |
| */ |
| public void terminate(boolean aborted) { |
| if (mLoadGenerator != null) { |
| for (LoadGenerator generator : mLoadGenerator) { |
| generator.halt(); |
| } |
| mLoadGenerator = null; |
| } |
| if (!mActive) return; |
| mActive = false; |
| if (mHandler != null) mHandler.clear(); |
| if (aborted) { |
| mExp.cancel(); |
| } else { |
| mExp.stop(); |
| } |
| Intent intent = new Intent(AudioQualityVerifierActivity.ACTION_EXP_FINISHED); |
| intent.putExtra(AudioQualityVerifierActivity.EXTRA_EXP_ID, mExpID); |
| intent.putExtra(AudioQualityVerifierActivity.EXTRA_RUN_ALL, mRunAll); |
| intent.putExtra(AudioQualityVerifierActivity.EXTRA_ABORTED, aborted); |
| sendBroadcast(intent); |
| if (mWakeLock != null) { |
| mWakeLock.release(); |
| mWakeLock = null; |
| } |
| } |
| |
| @Override |
| public int onStartCommand(Intent intent, int flags, int startId) { |
| mActive = true; |
| |
| // Obtain wakelock |
| PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); |
| mWakeLock = pm.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, TAG); |
| mWakeLock.acquire(); |
| |
| if (BACKGROUND_LOAD > 0) { |
| mLoadGenerator = new LoadGenerator[BACKGROUND_LOAD]; |
| for (int i = 0; i < BACKGROUND_LOAD; i++) { |
| mLoadGenerator[i] = new LoadGenerator(); |
| } |
| } |
| |
| mExpID = intent.getIntExtra(AudioQualityVerifierActivity.EXTRA_EXP_ID, -1); |
| if (mExpID == -1) { |
| Log.e(TAG, "Invalid test ID"); |
| System.exit(0); |
| } |
| mRunAll = intent.getBooleanExtra(AudioQualityVerifierActivity.EXTRA_RUN_ALL, false); |
| mExp = mExperiments.get(mExpID); |
| mExp.start(); |
| |
| // Inform the VerifierActivity Activity that we have started: |
| Intent feedback = new Intent(AudioQualityVerifierActivity.ACTION_EXP_STARTED); |
| feedback.putExtra(AudioQualityVerifierActivity.EXTRA_EXP_ID, mExpID); |
| sendBroadcast(feedback); |
| |
| mHandler = new TimeoutHandler(); |
| mHandler.delay(mExp.getTimeout()); |
| mExp.run(this, this); |
| |
| return START_NOT_STICKY; |
| } |
| |
| class TimeoutHandler extends Handler { |
| @Override |
| public void handleMessage(Message msg) { |
| terminate(true); |
| stopSelf(); |
| } |
| |
| public void delay(int secs) { |
| removeMessages(0); |
| sendMessageDelayed(obtainMessage(0), secs * 1000); |
| } |
| |
| public void clear() { |
| removeMessages(0); |
| } |
| } |
| } |