Add Util class for showing notifications [DO NOT MERGE]

Change-Id: I4e0dc1b7442aeb33fd51c62341764f5f8056a3e2

Author: hex539

app/src/main/java/com/afwsamples/testdpc/common/Util.java

@@ -0,0 +1,42 @@
+/*
+ * 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.afwsamples.testdpc.common;
+
+import android.app.Notification;
+import android.app.NotificationManager;
+import android.content.Context;
+
+import com.afwsamples.testdpc.R;
+
+/**
+ * Common utility functions.
+ */
+public class Util {
+
+    public static void showNotification(Context context, int titleId, String msg,
+            int notificationId) {
+        NotificationManager mNotificationManager =
+                (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
+        Notification notification = new Notification.Builder(context)
+                .setSmallIcon(R.drawable.ic_launcher)
+                .setContentTitle(context.getString(titleId))
+                .setContentText(msg)
+                .setStyle(new Notification.BigTextStyle().bigText(msg))
+                .build();
+        mNotificationManager.notify(notificationId, notification);
+    }
+}