Add a class to check the send result in Google Maps, Docs and Fusion Tables.

Change the code to give an activity to each track.
Change the way to initialize the static fields in EndToEndTestUtils.

MyTracks/src/com/google/android/apps/mytracks/MyTracksApplication.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2008 Google Inc.
+ *
+ * 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.google.android.apps.mytracks;
+
+import com.google.android.apps.mytracks.content.TrackDataHub;
+import com.google.android.apps.mytracks.services.RemoveTempFilesService;
+import com.google.android.apps.mytracks.util.AnalyticsUtils;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
+import com.google.android.maps.mytracks.BuildConfig;
+
+import android.app.Application;
+import android.content.Intent;
+
+/**
+ * MyTracksApplication for keeping global state.
+ *
+ * @author Jimmy Shih
+ */
+public class MyTracksApplication extends Application {
+
+  private TrackDataHub trackDataHub;
+
+  @Override
+  public void onCreate() {
+    super.onCreate();
+    if (BuildConfig.DEBUG) {
+      ApiAdapterFactory.getApiAdapter().enableStrictMode();
+    }
+    AnalyticsUtils.sendPageViews(getApplicationContext(), "/appstart");
+    Intent intent = new Intent(this, RemoveTempFilesService.class);
+    startService(intent);
+  }
+
+  /**
+   * Gets the application's TrackDataHub.
+   * 
+   * Note: use synchronized to make sure only one instance is created per application.
+   */
+  public synchronized TrackDataHub getTrackDataHub() {
+    if (trackDataHub == null) {
+      trackDataHub = TrackDataHub.newInstance(getApplicationContext());
+    }
+    return trackDataHub;
+  }
+}