update enterprise strings on ACTION_DEVICE_POLICY_RESOURCE_UPDATED

Also updated work folder name provider to retrieve it from dpm

Bug: 218322904
Test: manual
Change-Id: Id80a9e90806f3a07f132b5cc1e9871bb35df42b0

src/com/android/launcher3/model/ReloadStringCacheTask.java

@@ -0,0 +1,39 @@
+/*
+ * 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.launcher3.model;
+
+import com.android.launcher3.LauncherAppState;
+
+/**
+ * Handles updates due to changes in Device Policy Management resources triggered by
+ * {@link android.app.admin.DevicePolicyManager#ACTION_DEVICE_POLICY_RESOURCE_UPDATED}.
+ */
+public class ReloadStringCacheTask extends BaseModelUpdateTask {
+    private ModelDelegate mModelDelegate;
+
+    public ReloadStringCacheTask(ModelDelegate modelDelegate) {
+        mModelDelegate = modelDelegate;
+    }
+
+    @Override
+    public void execute(LauncherAppState app, BgDataModel dataModel, AllAppsList appsList) {
+        synchronized (dataModel) {
+            mModelDelegate.loadStringCache(dataModel.stringCache);
+            StringCache cloneSC = dataModel.stringCache.clone();
+            scheduleCallbackTask(c -> c.bindStringCache(cloneSC));
+        }
+    }
+}