獲取Android當前網絡類型(2g、3g、4g、wifi)以及手機型號、版本號
獲取手機型號: android.os.Build.MODEL
獲取手機的SDK版本號:android.os.Build.VERSION.SDK
獲取手機當前網絡類型代碼如下:這是一個工具類,大家可以保存下來以後方便使用。
package com.iqtogether.qxueyou.support.util;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.telephony.TelephonyManager;
/**
* 獲取網絡連接的工具類
* Created by chengguo on 2016/3/17.
*/
public class IntenetUtil {
//沒有網絡連接
public static final int NETWORN_NONE = 0;
//wifi連接
public static final int NETWORN_WIFI = 1;
//手機網絡數據連接類型
public static final int NETWORN_2G = 2;
public static final int NETWORN_3G = 3;
public static final int NETWORN_4G = 4;
public static final int NETWORN_MOBILE = 5;
/**
* 獲取當前網絡連接類型
* @param context
* @return
*/
public static int getNetworkState(Context context) {
//獲取系統的網絡服務
ConnectivityManager connManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
//如果當前沒有網絡
if (null == connManager)
return NETWORN_NONE;
//獲取當前網絡類型,如果爲空,返回無網絡
NetworkInfo activeNetInfo = connManager.getActiveNetworkInfo();
if (activeNetInfo == null || !activeNetInfo.isAvailable()) {
return NETWORN_NONE;
}
// 判斷是不是連接的是不是wifi
NetworkInfo wifiInfo = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (null != wifiInfo) {
NetworkInfo.State state = wifiInfo.getState();
if (null != state)
if (state == NetworkInfo.State.CONNECTED || state == NetworkInfo.State.CONNECTING) {
return NETWORN_WIFI;
}
}
// 如果不是wifi,則判斷當前連接的是運營商的哪種網絡2g、3g、4g等
NetworkInfo networkInfo = connManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
if (null != networkInfo) {
NetworkInfo.State state = networkInfo.getState();
String strSubTypeName = networkInfo.getSubtypeName();
if (null != state)
if (state == NetworkInfo.State.CONNECTED || state == NetworkInfo.State.CONNECTING) {
switch (activeNetInfo.getSubtype()) {
//如果是2g類型
case TelephonyManager.NETWORK_TYPE_GPRS: // 聯通2g
case TelephonyManager.NETWORK_TYPE_CDMA: // 電信2g
case TelephonyManager.NETWORK_TYPE_EDGE: // 移動2g
case TelephonyManager.NETWORK_TYPE_1xRTT:
case TelephonyManager.NETWORK_TYPE_IDEN:
return NETWORN_2G;
//如果是3g類型
case TelephonyManager.NETWORK_TYPE_EVDO_A: // 電信3g
case TelephonyManager.NETWORK_TYPE_UMTS:
case TelephonyManager.NETWORK_TYPE_EVDO_0:
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 NETWORN_3G;
//如果是4g類型
case TelephonyManager.NETWORK_TYPE_LTE:
return NETWORN_4G;
default:
//中國移動 聯通 電信 三種3G制式
if (strSubTypeName.equalsIgnoreCase("TD-SCDMA") || strSubTypeName.equalsIgnoreCase("WCDMA") || strSubTypeName.equalsIgnoreCase("CDMA2000")) {
return NETWORN_3G;
} else {
return NETWORN_MOBILE;
}
}
}
}
return NETWORN_NONE;
}
}