When logging in in the project, the server requires to verify the IP of the mobile device. The following is the packaged IP acquisition tool class:
/**
* Created by Michael on 2017/2/28.
*/
public class DeviceIpAddressUtil {
public static String getIPAddress(Context context) {
NetworkInfo info = ((ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE)).getActiveNetworkInfo();
if (info != null && info.isConnected()) {
if (info.getType() == ConnectivityManager.TYPE_MOBILE) {//Currently using 2G/3G/4G network
try {
//Enumeration<NetworkInterface> en=NetworkInterface.getNetworkInterfaces();
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() && inetAddress instanceof Inet4Address) {
return inetAddress.getHostAddress();
}
}
}
} catch (SocketException e) {
e.printStackTrace ();
}
} else if (info.getType() == ConnectivityManager.TYPE_WIFI) {//Currently using wireless network
WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
WifiInfo wifiInfo = wifiManager.getConnectionInfo();
String ipAddress = intIP2StringIP(wifiInfo.getIpAddress());//Get IPV4 address
return ipAddress;
}
} else {
//There is currently no network connection, please open the network in the settings
}
return null;
}
/**
* Convert the obtained IP of type int to type String
*
* @paramip
* @return
*/
public static String intIP2StringIP(int ip) {
return (ip & 0xFF) + "." +
((ip >> 8) & 0xFF) + "." +
((ip >> 16) & 0xFF) + "." +
(ip >> 24 & 0xFF);
}
}