android获取本机的IP地址和mac物理地址

//获取本机IP地址

public String getLocalIpAddress() {

WifiManager wifiManager = (WifiManager) getSystemService(android.content.Context.WIFI_SERVICE);
WifiInfo wifiInfo = wifiManager.getConnectionInfo();
int ipAddress = wifiInfo.getIpAddress();
try {
return InetAddress.getByName(String.format("%d.%d.%d.%d",
(ipAddress & 0xff), (ipAddress >> 8 & 0xff),
(ipAddress >> 16 & 0xff), (ipAddress >> 24 & 0xff))).toString();
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}

//获取本机的物理地址
public String getLocalMacAddress() {
WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
WifiInfo info = wifi.getConnectionInfo();
return info.getMacAddress();
}