// 获取IMSI
    public void getIMSI(Context context) {
        TelephonyManager telManager = (TelephonyManager) context
                .getSystemService(Context.TELEPHONY_SERVICE);
        String imsi = telManager.getSubscriberId();
        setIMSI(imsi);
    }`
// 获取IMEI
    public void getIMEI(Context context) {
        String imei = ((TelephonyManager) context
                .getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();
        setIMEI(imei);
    }
    // 在WiFi状态下获取IP的地址
    public void getWifi2Ip(Context context) {
        // 获取wifi服务
        WifiManager wifiManager = (WifiManager) context
                .getSystemService(Context.WIFI_SERVICE);
        // 判断wifi是否开启
        if (!wifiManager.isWifiEnabled()) {
            wifiManager.setWifiEnabled(true);
        }
        WifiInfo wifiInfo = wifiManager.getConnectionInfo();
        int ipAddress = wifiInfo.getIpAddress();
        String ip = intToIp(ipAddress);
        }
        // GPRS本地网络时获取的IP地址
    public void getLocalIpAddress() {
        try {
            for (Enumeration<NetworkInterface> en = NetworkInterface
                    .getNetworkInterfaces(); en.hasMoreElements();) {
                NetworkInterface intf = en.nextElement();
                for (Enumeration<InetAddress> enumIpAddr = intf
                        .getInetAddresses(); enumIpAddr.hasMoreElements();) {
                    InetAddress inetAddress = enumIpAddr.nextElement();
                    if (!inetAddress.isLoopbackAddress()) {
                                    }
                }
            }
        } catch (SocketException ex) {
        }
    }
/**
     * 得到当前的手机网络类型
     * 
     * @param context
     * @return
     */
    public String getCurrentNetType(Context context) {
        String type = "";
        ConnectivityManager cm = (ConnectivityManager) context
                .getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo info = cm.getActiveNetworkInfo();
        if (info == null) {
            type = "null";
        } else if (info.getType() == ConnectivityManager.TYPE_WIFI) {
            type = "wifi";
        } else if (info.getType() == ConnectivityManager.TYPE_MOBILE) {
            int subType = info.getSubtype();
            if (subType == TelephonyManager.NETWORK_TYPE_CDMA
                    || subType == TelephonyManager.NETWORK_TYPE_GPRS
                    || subType == TelephonyManager.NETWORK_TYPE_EDGE) {
                type = "2g";
            } else if (subType == TelephonyManager.NETWORK_TYPE_UMTS
                    || subType == TelephonyManager.NETWORK_TYPE_HSDPA
                    || subType == TelephonyManager.NETWORK_TYPE_EVDO_A
                    || subType == TelephonyManager.NETWORK_TYPE_EVDO_0
                    || subType == TelephonyManager.NETWORK_TYPE_EVDO_B) {
                type = "3g";
            } else if (subType == TelephonyManager.NETWORK_TYPE_LTE) {
   // LTE是3g到4g的过渡，是3.9G的全球标准
                type = "4g";
            }
        }
        return type;
    }
    /**
     * 通过wifiManager获取mac地址
     * @attention Wifi
     * @return Mac Address
     */
    public void getMacFromWifi(Context context){
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);   
        if (!wifiManager.isWifiEnabled()) {   
            wifiManager.setWifiEnabled(true);    
        }   
        WifiInfo wifiInfo = wifiManager.getConnectionInfo();       
        String mac = wifiInfo.getMacAddress();
        }
        // 获取当前时间
    public String time() {
        long time = System.currentTimeMillis();
        SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmmss");
        Date date = new Date(time);
        String strTime = format.format(date);
        return strTime;
    }

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