Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (c) 2016. Albin Mathew
 *
 * 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.
 */

import android.content.Context;

import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.support.annotation.NonNull;

public class Main {
    /**
     * Check for 3g internet connectivity
     *
     * @param context context
     * @return hasInternet boolean
     */
    public static boolean has3gInternetAccess(@NonNull Context context) {
        try {
            boolean has3gInternet = false;
            ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
            NetworkInfo networkInfo = cm.getActiveNetworkInfo();
            NetworkInfo mobile = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
            if (mobile != null && mobile.isAvailable() && // !ic_mobile.isRoaming() &&
                    networkInfo != null && networkInfo.isConnectedOrConnecting()) {

                has3gInternet = true;
            }

            return has3gInternet;
        } catch (Exception e) {
            return false;
        }
    }
}