MyApplication.java

/*
 * Copyright (C) 2015 Google Inc. All Rights Reserved.
 *
 * 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.example.android.dinnerapp;

import android.app.Application;

import com.google.android.gms.analytics.GoogleAnalytics;
import com.google.android.gms.analytics.Tracker;
import com.google.android.gms.analytics.Logger;

import com.google.android.gms.tagmanager.TagManager;
import com.google.android.gms.tagmanager.ContainerHolder;


public class MyApplication extends Application {
    public Tracker mTracker;

    public ContainerHolder mContainerHolder;
    public TagManager mTagManager;

    // Get the Tag Manager
    public TagManager getTagManager () {
        if (mTagManager == null) {
            // create the TagManager, save it in mTagManager
            mTagManager = TagManager.getInstance(this);
        }
        return mTagManager;
    }


    // Set the ContainerHolder
    public void setContainerHolder (ContainerHolder containerHolder) {
            mContainerHolder = containerHolder;
    }

    // Get the ContainerHolder
    public ContainerHolder getContainerHolder() {
        return mContainerHolder;
    }


        // Get the tracker associated with this app
    public void startTracking() {

        // Initialize an Analytics tracker using a Google Analytics property ID.

        // Does the Tracker already exist?
        // If not, create it

        if (mTracker == null) {
            GoogleAnalytics ga = GoogleAnalytics.getInstance(this);

            // Get the config data for the tracker
            mTracker = ga.newTracker(R.xml.track_app);

            // Enable tracking of activities
            ga.enableAutoActivityReports(this);

            // Set the log level to verbose.
            ga.getLogger().setLogLevel(Logger.LogLevel.VERBOSE);
        }
    }


    public Tracker getTracker() {
        // Make sure the tracker exists
        startTracking();

        // Then return the tracker
        return mTracker;
    }

}