原来以为没有开启wifi功能是不能够获取wifi网卡mac地址的,在真机测试后发现能够获取到Mac地址只是获取的ip为0,当然wifi未连接状态下是肯定没有IP分配的。具体看看下面:
AndroidManifest.xml代码:
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<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
Java代码:
//在wifi未开启状态下,仍然可以获取MAC地址,但是IP地址必须在已连接状态下否则为0
String macAddress = null, ip = null; WifiManager wifiMgr = (WifiManager)getSystemService(Context.WIFI_SERVICE); WifiInfo info = (null == wifiMgr ? null : wifiMgr.getConnectionInfo()); if (null != info) { macAddress = info.getMacAddress(); ip = int2ip(info.getIpAddress()); } System.out.println("mac:" + macAddress + ",ip:" + ip);