WorkForegroundRunnable.java
/*
* Copyright 2020 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 androidx.work.impl.utils;
import android.annotation.SuppressLint;
import android.content.Context;
import androidx.annotation.NonNull;
import androidx.annotation.RestrictTo;
import androidx.core.os.BuildCompat;
import androidx.work.ForegroundInfo;
import androidx.work.ForegroundUpdater;
import androidx.work.ListenableWorker;
import androidx.work.Logger;
import androidx.work.impl.model.WorkSpec;
import androidx.work.impl.utils.futures.SettableFuture;
import androidx.work.impl.utils.taskexecutor.TaskExecutor;
import com.google.common.util.concurrent.ListenableFuture;
/**
* @hide
*/
@RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
public class WorkForegroundRunnable implements Runnable {
// Synthetic access
static final String TAG = Logger.tagWithPrefix("WorkForegroundRunnable");
final SettableFuture<Void> mFuture;
final Context mContext;
final WorkSpec mWorkSpec;
final ListenableWorker mWorker;
final ForegroundUpdater mForegroundUpdater;
final TaskExecutor mTaskExecutor;
@SuppressLint("LambdaLast")
public WorkForegroundRunnable(
@NonNull Context context,
@NonNull WorkSpec workSpec,
@NonNull ListenableWorker worker,
@NonNull ForegroundUpdater foregroundUpdater,
@NonNull TaskExecutor taskExecutor) {
mFuture = SettableFuture.create();
mContext = context;
mWorkSpec = workSpec;
mWorker = worker;
mForegroundUpdater = foregroundUpdater;
mTaskExecutor = taskExecutor;
}
@NonNull
public ListenableFuture<Void> getFuture() {
return mFuture;
}
@Override
@SuppressLint("UnsafeExperimentalUsageError")
public void run() {
if (!mWorkSpec.expedited || BuildCompat.isAtLeastS()) {
mFuture.set(null);
return;
}
final SettableFuture<ForegroundInfo> foregroundFuture = SettableFuture.create();
mTaskExecutor.getMainThreadExecutor().execute(new Runnable() {
@Override
public void run() {
foregroundFuture.setFuture(mWorker.getForegroundInfoAsync());
}
});
foregroundFuture.addListener(new Runnable() {
@Override
public void run() {
try {
ForegroundInfo foregroundInfo = foregroundFuture.get();
if (foregroundInfo == null) {
String message =
String.format("Worker was marked important (%s) but did not "
+ "provide ForegroundInfo", mWorkSpec.workerClassName);
throw new IllegalStateException(message);
}
Logger.get().debug(TAG, String.format("Updating notification for %s",
mWorkSpec.workerClassName));
// Mark as running in the foreground
mWorker.setRunInForeground(true);
mFuture.setFuture(
mForegroundUpdater.setForegroundAsync(
mContext, mWorker.getId(), foregroundInfo));
} catch (Throwable throwable) {
mFuture.setException(throwable);
}
}
}, mTaskExecutor.getMainThreadExecutor());
}
}