| /* |
| * Copyright 2019 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.content.Context; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.RestrictTo; |
| import androidx.work.Data; |
| import androidx.work.Logger; |
| import androidx.work.ProgressUpdater; |
| import androidx.work.WorkInfo.State; |
| import androidx.work.impl.WorkDatabase; |
| import androidx.work.impl.model.WorkProgress; |
| import androidx.work.impl.utils.futures.SettableFuture; |
| import androidx.work.impl.utils.taskexecutor.TaskExecutor; |
| |
| import com.google.common.util.concurrent.ListenableFuture; |
| |
| import java.util.UUID; |
| |
| /** |
| * Persists {@link androidx.work.ListenableWorker} progress in a {@link WorkDatabase}. |
| * |
| * @hide |
| */ |
| @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP) |
| public class WorkProgressUpdater implements ProgressUpdater { |
| // Synthetic access |
| static final String TAG = Logger.tagWithPrefix("WorkProgressUpdater"); |
| |
| // Synthetic access |
| final WorkDatabase mWorkDatabase; |
| // Synthetic access |
| final TaskExecutor mTaskExecutor; |
| |
| public WorkProgressUpdater( |
| @NonNull WorkDatabase workDatabase, |
| @NonNull TaskExecutor taskExecutor) { |
| mWorkDatabase = workDatabase; |
| mTaskExecutor = taskExecutor; |
| } |
| |
| @NonNull |
| @Override |
| public ListenableFuture<Void> updateProgress( |
| @NonNull final Context context, |
| @NonNull final UUID id, |
| @NonNull final Data data) { |
| final SettableFuture<Void> future = SettableFuture.create(); |
| mTaskExecutor.executeOnBackgroundThread(new Runnable() { |
| @Override |
| public void run() { |
| String workSpecId = id.toString(); |
| Logger.get().info(TAG, String.format("Updating progress for %s (%s)", id, data)); |
| mWorkDatabase.beginTransaction(); |
| try { |
| State state = mWorkDatabase.workSpecDao().getState(workSpecId); |
| if (state == null) { |
| Logger.get().warning(TAG, |
| String.format( |
| "Ignoring setProgressAsync(...). WorkSpec (%s) does not " |
| + "exist.", |
| workSpecId)); |
| } else if (state.isFinished()) { |
| Logger.get().warning(TAG, |
| String.format( |
| "Ignoring setProgressAsync(...). WorkSpec (%s) has " |
| + "finished execution.", |
| workSpecId)); |
| } else { |
| WorkProgress progress = new WorkProgress(workSpecId, data); |
| mWorkDatabase.workProgressDao().insert(progress); |
| } |
| future.set(null); |
| mWorkDatabase.setTransactionSuccessful(); |
| } catch (Throwable throwable) { |
| Logger.get().error(TAG, "Error updating Worker progress", throwable); |
| future.setException(throwable); |
| } finally { |
| mWorkDatabase.endTransaction(); |
| } |
| } |
| }); |
| return future; |
| } |
| } |
