Android 34 WorkManager Scheduler #6221
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| // Copyright 2024 Google LLC | ||
| // | ||
| // 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. | ||
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| package com.google.android.datatransport.runtime.scheduling.jobscheduling; | ||
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| import static android.util.Base64.DEFAULT; | ||
| import static android.util.Base64.encodeToString; | ||
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| import android.content.Context; | ||
| import android.os.Build; | ||
| import androidx.annotation.RequiresApi; | ||
| import androidx.work.Data; | ||
| import androidx.work.OneTimeWorkRequest; | ||
| import androidx.work.WorkInfo; | ||
| import androidx.work.WorkManager; | ||
| import androidx.work.WorkRequest; | ||
| import com.google.android.datatransport.runtime.TransportContext; | ||
| import com.google.android.datatransport.runtime.logging.Logging; | ||
| import com.google.android.datatransport.runtime.scheduling.persistence.EventStore; | ||
| import com.google.android.datatransport.runtime.util.PriorityMapping; | ||
| import java.util.Map; | ||
| import java.util.UUID; | ||
| import java.util.concurrent.ConcurrentHashMap; | ||
| import java.util.concurrent.TimeUnit; | ||
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| @RequiresApi(api = Build.VERSION_CODES.UPSIDE_DOWN_CAKE) | ||
| public class WorkManagerScheduler implements WorkScheduler { | ||
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| private static final String LOG_TAG = "WorkManagerScheduler"; | ||
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| static final String ATTEMPT_NUMBER = "attemptNumber"; | ||
| static final String BACKEND_NAME = "backendName"; | ||
| static final String EVENT_PRIORITY = "priority"; | ||
| static final String EXTRAS = "extras"; | ||
| private final Context context; | ||
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| private final EventStore eventStore; | ||
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| private final SchedulerConfig config; | ||
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| public WorkManagerScheduler( | ||
| Context applicationContext, EventStore eventStore, SchedulerConfig config) { | ||
| this.context = applicationContext; | ||
| this.eventStore = eventStore; | ||
| this.config = config; | ||
| } | ||
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| @Override | ||
| public void schedule(TransportContext transportContext, int attemptNumber) { | ||
| schedule(transportContext, attemptNumber, false); | ||
| } | ||
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| @Override | ||
| public void schedule(TransportContext transportContext, int attemptNumber, boolean force) { | ||
| WorkManager manager = WorkManager.getInstance(context); | ||
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| int jobId = WorkScheduler.getJobId(context, transportContext); | ||
| if (!force) { | ||
| try { | ||
| for (WorkInfo info : manager.getWorkInfosByTag("transport-" + jobId).get()) { | ||
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| if (!info.getState().isFinished()) { | ||
| Logging.d( | ||
| LOG_TAG, | ||
| "Upload for context %s is already scheduled. Returning...", | ||
| transportContext); | ||
| return; | ||
| } | ||
| } | ||
| } catch (Exception e) { | ||
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| } | ||
| } | ||
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| Data.Builder dataBuilder = new Data.Builder(); | ||
| dataBuilder.putInt(ATTEMPT_NUMBER, attemptNumber); | ||
| dataBuilder.putString(BACKEND_NAME, transportContext.getBackendName()); | ||
| dataBuilder.putInt(EVENT_PRIORITY, PriorityMapping.toInt(transportContext.getPriority())); | ||
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| if (transportContext.getExtras() != null) { | ||
| dataBuilder.putString(EXTRAS, encodeToString(transportContext.getExtras(), DEFAULT)); | ||
| } | ||
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| long backendTime = eventStore.getNextCallTime(transportContext); | ||
| boolean hasPendingEvents = force && eventStore.hasPendingEventsFor(transportContext); | ||
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| long scheduleDelay = | ||
| config.getScheduleDelay( | ||
| transportContext.getPriority(), backendTime, attemptNumber, hasPendingEvents); | ||
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| Logging.d( | ||
| LOG_TAG, | ||
| "Scheduling upload for context %s in %dms(Backend next call timestamp %d). Attempt %d", | ||
| transportContext, | ||
| scheduleDelay, | ||
| backendTime, | ||
| attemptNumber); | ||
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| WorkRequest request = | ||
| new OneTimeWorkRequest.Builder(WorkManagerSchedulerWorker.class) | ||
| .setInitialDelay(scheduleDelay, TimeUnit.MILLISECONDS) | ||
| .setInputData(dataBuilder.build()) | ||
| .addTag("transport-" + jobId) | ||
| .build(); | ||
| manager.enqueue(request); | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| // Copyright 2024 Google LLC | ||
| // | ||
| // 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. | ||
|
|
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| package com.google.android.datatransport.runtime.scheduling.jobscheduling; | ||
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| import android.content.Context; | ||
| import android.os.Build; | ||
| import android.util.Base64; | ||
| import androidx.annotation.NonNull; | ||
| import androidx.annotation.RequiresApi; | ||
| import androidx.work.Data; | ||
| import androidx.work.Worker; | ||
| import androidx.work.WorkerParameters; | ||
| import com.google.android.datatransport.runtime.TransportContext; | ||
| import com.google.android.datatransport.runtime.TransportRuntime; | ||
| import com.google.android.datatransport.runtime.util.PriorityMapping; | ||
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| @RequiresApi(api = Build.VERSION_CODES.UPSIDE_DOWN_CAKE) | ||
| public class WorkManagerSchedulerWorker extends Worker { | ||
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| public WorkManagerSchedulerWorker( | ||
| @NonNull Context context, @NonNull WorkerParameters workerParams) { | ||
| super(context, workerParams); | ||
| } | ||
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| @NonNull | ||
| @Override | ||
| public Result doWork() { | ||
| Data data = getInputData(); | ||
| String backendName = data.getString(JobInfoScheduler.BACKEND_NAME); | ||
| String extras = data.getString(JobInfoScheduler.EXTRAS); | ||
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| int priority = data.getInt(JobInfoScheduler.EVENT_PRIORITY, 0); | ||
| int attemptNumber = data.getInt(JobInfoScheduler.ATTEMPT_NUMBER, 0); | ||
| TransportRuntime.initialize(getApplicationContext()); | ||
| TransportContext.Builder transportContext = | ||
| TransportContext.builder() | ||
| .setBackendName(backendName) | ||
| .setPriority(PriorityMapping.valueOf(priority)); | ||
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| if (extras != null) { | ||
| transportContext.setExtras(Base64.decode(extras, Base64.DEFAULT)); | ||
| } | ||
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| TransportRuntime.getInstance() | ||
| .getUploader() | ||
| .upload(transportContext.build(), attemptNumber, () -> {}); | ||
| return Result.success(); | ||
| } | ||
| } |
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