obtaining ip address android wifi problem connectify

Hello everyone, let's talk about some methods for Android to obtain IP addresses. In our development, we have determined whether the mobile phone is connected to the Internet or whether we want to obtain the IP address of the current mobile phone, of course, the sum of Wi-Fi connections The

Android: a reliable method for obtaining the mac address of a device /*** Get the mac address of the device ** @ param ac * @ param callback * this method is called back after the mac address is obtained successfully */public static void getMacAddress (final Activity ac, fin

{returnloadfileasstring ("/sys/class/net/eth0/address"). toUpperCase (locale.english). substring (0, NBSP;17);} catch (Ioexceptione) {returnnull;}} Privatestringloadfileasstring (Stringfilepath) throwsjava.io.IOException{ StringBufferfileData=new StringBuffer (bufferedreaderreader); =newbufferedreader (Newfilereader (filePath)); char[]buf=newchar[1024];intnumRead=0; while ((Numread=reader.read (BUF)) !=-1) { stringreaddata=string.valueof (Buf,0,numre

Get native IP address 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 >> 0xFF), (IPAddress >> 0

Hello everyone, let's talk about some methods for Android to obtain IP addresses. In our development, we have determined whether the mobile phone is connected to the Internet or whether we want to obtain the IP address of the current mobile phone, of course, the sum of Wi-Fi connections The

)); System.out.println (Inttoip (Dhcpinfo.gateway)); System.out.println (Inttoip (dhcpinfo.serveraddress)); System.out.println (Inttoip (dhcpinfo.dns1)); System.out.println (Inttoip (DHCPINFO.DNS2)); System.out.println (dhcpinfo.leaseduration); Sb.append ("WiFi info:"); Sb.append ("\nipaddress:" + Inttoip ( Wifiinfo.getipaddress ())); Sb.append ("\nmacaddress:" + wifiinfo.getmacaddress ()); Tvresult.settext (sb.toString ());} Private String Inttoip (i

);} // obtain the local ip address public static String getLocalIpAddress (Context ctx) {WifiManager wifiManager = (WifiManager) ctx. getSystemService (android. content. context. WIFI_SERVICE); WifiInfo wifiInfo = wifiManager. getConnectionInfo (); int ipAddress = wifiInfo. getIpAddress (); try {return InetAddress. getByName (String. format ("% d. % d. % d. % d "

1. How to obtain the MAC address of a local machine from Android: You need to add permissions to the androidmanifest. xml file: public String getLocalMacAddress() { WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE); WifiInfo info = wifi.getConnectionInfo(); return info.getMacAddress(); } 2. How to obt

Android Get IP Address Recently done project, there is a demand is the Android device to obtain the current IP function, after a query to solve the data, record the implementation method. 1. Using WiFi Set user Permissions Firs

To facilitate the previous article address: After several days of calling the root permission, the problem was finally solved. Baidu, Google, and all the methods were tested.I have summarized three methods for obtaining root permissions through tests over the past few days:1 method referenced in the previous article[Html][Html]Public class DemoActivity extends Ac

. gateway );}// Convert the IP address to the string formatPublic static String FormatIP (int IpAddress ){Return Formatter. formatIpAddress (IpAddress );}}Package com. schogini. dhcp; Import android. content. Context;Import android.net. DhcpInfo;Import android.net. wifi. WifiInfo;Import android.net.

When I was working on a project recently, I encountered a small problem and recorded it in my blog. Because the project needs to obtain the WiFi-IP address of the current Android system, it is habitually searched on the Internet, and a code segment is used and tested. The Co