Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;

import android.telephony.TelephonyManager;

public class Main {
    public static int isHightBandwidthConnection(Context context) {
        ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo info = cm.getActiveNetworkInfo();
        return isConnectionFast(info.getType(), info.getSubtype());
    }

    private static int isConnectionFast(int type, int subType) {
        if (type == ConnectivityManager.TYPE_WIFI) {
            return 0;
        } else if (type == ConnectivityManager.TYPE_MOBILE) {
            switch (subType) {
            case TelephonyManager.NETWORK_TYPE_1xRTT:
                return 1; // ~ 50-100 kbps
            case TelephonyManager.NETWORK_TYPE_CDMA:
                return 2; // ~ 14-64 kbps
            case TelephonyManager.NETWORK_TYPE_EDGE:
                return 3; // ~ 50-100 kbps
            case TelephonyManager.NETWORK_TYPE_GPRS:
                return 4; // ~ 100 kbps
            case TelephonyManager.NETWORK_TYPE_EVDO_0:
                return 5; // ~25 kbps 
            case TelephonyManager.NETWORK_TYPE_LTE:
                return 6; // ~ 400-1000 kbps
            case TelephonyManager.NETWORK_TYPE_EVDO_A:
                return 7; // ~ 600-1400 kbps
            case TelephonyManager.NETWORK_TYPE_HSDPA:
                return 8; // ~ 2-14 Mbps
            case TelephonyManager.NETWORK_TYPE_HSPA:
                return 9; // ~ 700-1700 kbps
            case TelephonyManager.NETWORK_TYPE_HSUPA:
                return 10; // ~ 1-23 Mbps
            case TelephonyManager.NETWORK_TYPE_UMTS:
                return 11; // ~ 400-7000 kbps
            case TelephonyManager.NETWORK_TYPE_EHRPD:
                return 12; // ~ 1-2 Mbps
            case TelephonyManager.NETWORK_TYPE_EVDO_B:
                return 13; // ~ 5 Mbps
            case TelephonyManager.NETWORK_TYPE_HSPAP:
                return 14; // ~ 10-20 Mbps
            case TelephonyManager.NETWORK_TYPE_IDEN:
                return 15; // ~ 10+ Mbps
            case TelephonyManager.NETWORK_TYPE_UNKNOWN:
            default:
                return -1;
            }
        } else {
            return -1;
        }
    }
}