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/*
* 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.voicemail.impl.transcribe;
import android.app.job.JobInfo;
import android.app.job.JobScheduler;
import android.app.job.JobWorkItem;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.support.annotation.WorkerThread;
import android.support.v4.app.JobIntentService;
import android.support.v4.os.BuildCompat;
import android.telecom.PhoneAccountHandle;
import com.android.dialer.common.LogUtil;
import com.android.dialer.common.concurrent.ThreadUtil;
import com.android.dialer.constants.ScheduledJobIds;
import java.util.List;
/**
* JobScheduler service for transcribing old voicemails. This service does a database scan for
* un-transcribed voicemails and schedules transcription tasks for them, once we have an un-metered
* network connection.
*/
public class TranscriptionBackfillService extends JobIntentService {
/** Schedule a task to scan the database for untranscribed voicemails */
public static boolean scheduleTask(Context context, PhoneAccountHandle account) {
if (BuildCompat.isAtLeastO()) {
LogUtil.enterBlock("TranscriptionBackfillService.transcribeOldVoicemails");
ComponentName componentName = new ComponentName(context, TranscriptionBackfillService.class);
JobInfo.Builder builder =
new JobInfo.Builder(ScheduledJobIds.VVM_TRANSCRIPTION_BACKFILL_JOB, componentName)
.setRequiredNetworkType(JobInfo.NETWORK_TYPE_UNMETERED);
JobScheduler scheduler = context.getSystemService(JobScheduler.class);
return scheduler.enqueue(builder.build(), makeWorkItem(account))
== JobScheduler.RESULT_SUCCESS;
} else {
LogUtil.i("TranscriptionBackfillService.transcribeOldVoicemails", "not supported");
return false;
}
}
private static JobWorkItem makeWorkItem(PhoneAccountHandle account) {
Intent intent = new Intent();
intent.putExtra(TranscriptionService.EXTRA_ACCOUNT_HANDLE, account);
return new JobWorkItem(intent);
}
@Override
@WorkerThread
protected void onHandleWork(Intent intent) {
LogUtil.enterBlock("TranscriptionBackfillService.onHandleWork");
TranscriptionDbHelper dbHelper = new TranscriptionDbHelper(this);
List<Uri> untranscribed = dbHelper.getUntranscribedVoicemails();
LogUtil.i(
"TranscriptionBackfillService.onHandleWork",
"found " + untranscribed.size() + " untranscribed voicemails");
// TODO(mdooley): Consider doing the actual transcriptions here instead of scheduling jobs.
for (Uri uri : untranscribed) {
ThreadUtil.postOnUiThread(
() -> {
TranscriptionService.scheduleNewVoicemailTranscriptionJob(this, uri, null, false);
});
}
}
@Override
public void onDestroy() {
LogUtil.enterBlock("TranscriptionBackfillService.onDestroy");
super.onDestroy();
}
}
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