Merge "Add a feature flag for the special access to the long background task"

src/com/android/settings/applications/ApplicationFeatureProvider.java

@@ -92,6 +92,12 @@ public interface ApplicationFeatureProvider {
         return "";
     }
 
+    /**
+     * @return {@code true} if the device supports the toggling of the long background task
+     * permission.
+     */
+    boolean isLongBackgroundTaskPermissionToggleSupported();
+
     /**
      * Callback that receives the number of packages installed on the device.
      */

src/com/android/settings/applications/ApplicationFeatureProviderImpl.java

@@ -16,6 +16,10 @@
 
 package com.android.settings.applications;
 
+import static android.Manifest.permission.RUN_LONG_JOBS;
+import static android.app.AppOpsManager.OP_RUN_LONG_JOBS;
+import static android.app.AppOpsManager.opToPermission;
+
 import android.Manifest;
 import android.app.admin.DevicePolicyManager;
 import android.content.ComponentName;
@@ -338,4 +342,9 @@ public class ApplicationFeatureProviderImpl implements ApplicationFeatureProvide
         }
         throw new IllegalStateException("Missing ComponentInfo!");
     }
+
+    @Override
+    public boolean isLongBackgroundTaskPermissionToggleSupported() {
+        return TextUtils.equals(RUN_LONG_JOBS, opToPermission(OP_RUN_LONG_JOBS));
+    }
 }

src/com/android/settings/applications/appinfo/LongBackgroundTasksDetailsPreferenceController.java

@@ -24,6 +24,8 @@ import androidx.preference.Preference;
 
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.applications.AppStateLongBackgroundTasksBridge;
+import com.android.settings.applications.ApplicationFeatureProvider;
+import com.android.settings.overlay.FeatureFactory;
 
 /**
  * Preference controller for
@@ -32,14 +34,28 @@ import com.android.settings.applications.AppStateLongBackgroundTasksBridge;
 public class LongBackgroundTasksDetailsPreferenceController extends
         AppInfoPreferenceControllerBase {
 
+    private final ApplicationFeatureProvider mAppFeatureProvider;
+
     private String mPackageName;
 
     public LongBackgroundTasksDetailsPreferenceController(Context context, String key) {
         super(context, key);
+        mAppFeatureProvider = FeatureFactory.getFactory(context)
+                .getApplicationFeatureProvider(context);
+    }
+
+    @VisibleForTesting
+    LongBackgroundTasksDetailsPreferenceController(Context context, String key,
+            ApplicationFeatureProvider appFeatureProvider) {
+        super(context, key);
+        mAppFeatureProvider = appFeatureProvider;
     }
 
     @Override
     public int getAvailabilityStatus() {
+        if (!mAppFeatureProvider.isLongBackgroundTaskPermissionToggleSupported()) {
+            return UNSUPPORTED_ON_DEVICE;
+        }
         return isCandidate() ? AVAILABLE : CONDITIONALLY_UNAVAILABLE;
     }
 

src/com/android/settings/applications/specialaccess/applications/LongBackgroundTaskController.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2022 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.settings.applications.specialaccess.applications;
+
+import android.content.Context;
+
+import com.android.settings.applications.ApplicationFeatureProvider;
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.overlay.FeatureFactory;
+
+/**
+ * The controller for the special access to the long background task.
+ */
+public class LongBackgroundTaskController extends BasePreferenceController {
+    private final ApplicationFeatureProvider mAppFeatureProvider;
+
+    public LongBackgroundTaskController(Context context, String preferenceKey) {
+        super(context, preferenceKey);
+        mAppFeatureProvider = FeatureFactory.getFactory(context)
+                .getApplicationFeatureProvider(context);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return mAppFeatureProvider.isLongBackgroundTaskPermissionToggleSupported()
+                ?  AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+}