1 files changed, 118 insertions, 0 deletions
diff --git a/java/com/android/dialer/shortcuts/PeriodicJobService.java b/java/com/android/dialer/shortcuts/PeriodicJobService.java
new file mode 100644
index 000000000..62c9e37a0
--- /dev/null
+++ b/java/com/android/dialer/shortcuts/PeriodicJobService.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2016 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.dialer.shortcuts;
+
+import android.annotation.TargetApi;
+import android.app.job.JobInfo;
+import android.app.job.JobParameters;
+import android.app.job.JobScheduler;
+import android.app.job.JobService;
+import android.content.ComponentName;
+import android.content.Context;
+import android.os.Build.VERSION;
+import android.os.Build.VERSION_CODES;
+import android.support.annotation.MainThread;
+import android.support.annotation.NonNull;
+import android.support.v4.os.UserManagerCompat;
+import com.android.dialer.common.Assert;
+import com.android.dialer.common.LogUtil;
+import com.android.dialer.constants.ScheduledJobIds;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * {@link JobService} which starts the periodic job to refresh dynamic and pinned shortcuts.
+ *
+ * <p>Only {@link #schedulePeriodicJob(Context)} should be used by callers.
+ */
+@TargetApi(VERSION_CODES.N_MR1) // Shortcuts introduced in N MR1
+public final class PeriodicJobService extends JobService {
+
+  private static final long REFRESH_PERIOD_MILLIS = TimeUnit.HOURS.toMillis(24);
+
+  private RefreshShortcutsTask refreshShortcutsTask;
+
+  /**
+   * Schedules the periodic job to refresh shortcuts. If called repeatedly, the job will just be
+   * rescheduled.
+   *
+   * <p>The job will not be scheduled if the build version is not at least N MR1 or if the user is
+   * locked.
+   */
+  @MainThread
+  public static void schedulePeriodicJob(@NonNull Context context) {
+    Assert.isMainThread();
+    LogUtil.enterBlock("PeriodicJobService.schedulePeriodicJob");
+
+    if (VERSION.SDK_INT >= VERSION_CODES.N_MR1 && UserManagerCompat.isUserUnlocked(context)) {
+      JobScheduler jobScheduler = context.getSystemService(JobScheduler.class);
+      if (jobScheduler.getPendingJob(ScheduledJobIds.SHORTCUT_PERIODIC_JOB) != null) {
+        LogUtil.i("PeriodicJobService.schedulePeriodicJob", "job already scheduled.");
+        return;
+      }
+      JobInfo jobInfo =
+          new JobInfo.Builder(
+                  ScheduledJobIds.SHORTCUT_PERIODIC_JOB,
+                  new ComponentName(context, PeriodicJobService.class))
+              .setPeriodic(REFRESH_PERIOD_MILLIS)
+              .setPersisted(true)
+              .setRequiresCharging(true)
+              .setRequiresDeviceIdle(true)
+              .build();
+      jobScheduler.schedule(jobInfo);
+    }
+  }
+
+  /** Cancels the periodic job. */
+  @MainThread
+  public static void cancelJob(@NonNull Context context) {
+    Assert.isMainThread();
+    LogUtil.enterBlock("PeriodicJobService.cancelJob");
+
+    context.getSystemService(JobScheduler.class).cancel(ScheduledJobIds.SHORTCUT_PERIODIC_JOB);
+  }
+
+  @Override
+  @MainThread
+  public boolean onStartJob(@NonNull JobParameters params) {
+    Assert.isMainThread();
+    LogUtil.enterBlock("PeriodicJobService.onStartJob");
+
+    if (VERSION.SDK_INT >= VERSION_CODES.N_MR1) {
+      (refreshShortcutsTask = new RefreshShortcutsTask(this)).execute(params);
+    } else {
+      // It is possible for the job to have been scheduled on NMR1+ and then the system was
+      // downgraded to < NMR1. In this case, shortcuts are no longer supported so we cancel the job
+      // which creates them.
+      LogUtil.i("PeriodicJobService.onStartJob", "not running on NMR1, cancelling job");
+      cancelJob(this);
+      return false;
+    }
+    return true;
+  }
+
+  @Override
+  @MainThread
+  public boolean onStopJob(@NonNull JobParameters params) {
+    Assert.isMainThread();
+    LogUtil.enterBlock("PeriodicJobService.onStopJob");
+
+    if (refreshShortcutsTask != null) {
+      refreshShortcutsTask.cancel(false /* mayInterruptIfRunning */);
+    }
+    return false;
+  }
+}