ConnectionManager.java

package com.citrus.analytics;

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

/**
 * Created by MANGESH KADAM on 4/21/2015.
 */
public class ConnectionManager {

    public static ConnectionType getNetworkClass(Context context) {
        ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo info = cm.getActiveNetworkInfo();
        if(info==null || !info.isConnected())
            return ConnectionType.NOT_CONNECTED; //not connected
        if(info.getType() == ConnectivityManager.TYPE_WIFI)
            return ConnectionType.WIFI;
        if(info.getType() == ConnectivityManager.TYPE_MOBILE){
            int networkType = info.getSubtype();
            switch (networkType) {
                case TelephonyManager.NETWORK_TYPE_GPRS:
                case TelephonyManager.NETWORK_TYPE_EDGE:
                case TelephonyManager.NETWORK_TYPE_CDMA:
                case TelephonyManager.NETWORK_TYPE_1xRTT:
                case TelephonyManager.NETWORK_TYPE_IDEN:
                    return ConnectionType.MOBILE_2G;
                case TelephonyManager.NETWORK_TYPE_UMTS:
                case TelephonyManager.NETWORK_TYPE_EVDO_0:
                case TelephonyManager.NETWORK_TYPE_EVDO_A:
                case TelephonyManager.NETWORK_TYPE_HSDPA:
                case TelephonyManager.NETWORK_TYPE_HSUPA:
                case TelephonyManager.NETWORK_TYPE_HSPA:
                case TelephonyManager.NETWORK_TYPE_EVDO_B:
                case TelephonyManager.NETWORK_TYPE_EHRPD:
                case TelephonyManager.NETWORK_TYPE_HSPAP:
                    return ConnectionType.MOBILE_3G;
                case TelephonyManager.NETWORK_TYPE_LTE:
                    return ConnectionType.MOBILE_4G;
                default:
                    return ConnectionType.UNKNOWN;
            }
        }
        return ConnectionType.UNKNOWN;
    }
}