Java tutorial
//package com.java2s; /* * Tencent is pleased to support the open source community by making * Tencent GT (Version 2.4 and subsequent versions) available. * * Notwithstanding anything to the contrary herein, any previous version * of Tencent GT shall not be subject to the license hereunder. * All right, title, and interest, including all intellectual property rights, * in and to the previous version of Tencent GT (including any and all copies thereof) * shall be owned and retained by Tencent and subject to the license under the * Tencent GT End User License Agreement (http://gt.qq.com/wp-content/EULA_EN.html). * * Copyright (C) 2015 THL A29 Limited, a Tencent company. All rights reserved. * * Licensed under the MIT License (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of the License at * * http://opensource.org/licenses/MIT * * 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.net.TrafficStats; public class Main { private static long t_base_wifi = 0; private static long t_base_3G = 0; private static long t_base_2G = 0; private static long r_base_wifi = 0; private static long r_base_3G = 0; private static long r_base_2G = 0; private static double t_add_wifi = 0; private static double t_add_3G = 0; private static double t_add_2G = 0; private static double r_add_wifi = 0; private static double r_add_3G = 0; private static double r_add_2G = 0; public static void initNetValue() { t_base_wifi = getNetTxWifiBytes(); t_base_3G = t_base_2G = getNetTxMobileBytes(); r_base_wifi = getNetRxWifiBytes(); r_base_3G = r_base_2G = getNetRxMobileBytes(); t_add_wifi = 0; t_add_3G = 0; t_add_2G = 0; r_add_wifi = 0; r_add_3G = 0; r_add_2G = 0; } public static long getNetTxWifiBytes() { long total = getNetTxTotalBytes() - getNetTxMobileBytes(); return total; } public static long getNetTxMobileBytes() { long total = TrafficStats.getMobileTxBytes(); return total; } public static long getNetRxWifiBytes() { long total = getNetRxTotalBytes() - getNetRxMobileBytes(); return total; } public static long getNetRxMobileBytes() { long total = TrafficStats.getMobileRxBytes(); return total; } public static long getNetTxTotalBytes() { long total = TrafficStats.getTotalTxBytes(); return total; } public static long getNetRxTotalBytes() { long total = TrafficStats.getTotalRxBytes(); return total; } }