android 获取ip地址和mac地址的多种方式

部分来自网络：

/**
* 获取移动设备本地IP
* @return
*/
protected static InetAddress getLocalInetAddress() {
InetAddress ip = null;
try {
//列举
Enumeration<NetworkInterface> en_netInterface = NetworkInterface.getNetworkInterfaces();
while (en_netInterface.hasMoreElements()) {//是否还有元素
NetworkInterface ni = (NetworkInterface) en_netInterface.nextElement();//得到下一个元素
Enumeration<InetAddress> en_ip = ni.getInetAddresses();//得到一个ip地址的列举
while (en_ip.hasMoreElements()) {
ip = en_ip.nextElement();
if (!ip.isLoopbackAddress() && ip.getHostAddress().indexOf(":") == -1)
break;
else
ip = null;
}

if (ip != null) {
break;
}
}
} catch (SocketException e) {

e.printStackTrace();
}
return ip;
}

/**
* 获取本地IP
* @return
*/
public static String getLocalIpAddress() {
try {
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()) {
return inetAddress.getHostAddress().toString();
}
}
}
} catch (SocketException ex) {
ex.printStackTrace();
}
return null;
}

/**
* 根据IP地址获取MAC地址
* @return
*/
@SuppressLint({ "NewApi", "DefaultLocale" })
public static String getMacAddress(){
String strMacAddr = null;
try {
//获得IpD地址
InetAddress ip = getLocalInetAddress();
byte[] b = NetworkInterface.getByInetAddress(ip).getHardwareAddress();
StringBuffer buffer = new StringBuffer();
for (int i = 0; i < b.length; i++) {
if (i != 0) { buffer.append(':');
}
String str = Integer.toHexString(b[i] & 0xFF);
buffer.append(str.length() == 1 ? 0 + str : str);
}
strMacAddr = buffer.toString().toUpperCase();
} catch (Exception e) {

}

return strMacAddr;
}

/**
* 根据IP获取本地Mac
* @param context
* @return
*/
public static String getLocalMacAddressFromIp(Context context) {
String mac_s= "";
try {
byte[] mac;
NetworkInterface ne=NetworkInterface.getByInetAddress(InetAddress.getByName(getLocalIpAddress()));
mac = ne.getHardwareAddress();
mac_s = byte2hex(mac);
} catch (Exception e) {
e.printStackTrace();
}

return mac_s;
}

/**
* 二进制转十六进制
* @param b
* @return
*/
public static  String byte2hex(byte[] b) {
StringBuffer hs = new StringBuffer(b.length);
String stmp = "";
int len = b.length;
for (int n = 0; n < len; n++) {
stmp = Integer.toHexString(b
& 0xFF);
if (stmp.length() == 1)
hs = hs.append("0").append(stmp);
else {
hs = hs.append(stmp);
}
}
return String.valueOf(hs);
}

/**
* 根据busybox获取本地Mac
* @return
*/
public static String getLocalMacAddressFromBusybox(){
String result = "";
String Mac = "";
result = callCmd("busybox ifconfig","HWaddr");
//如果返回的result == null，则说明网络不可取
if(result==null){
return "网络异常";
}
//对该行数据进行解析
//例如：eth0      Link encap:Ethernet  HWaddr 00:16:E8:3E:DF:67
if(result.length()>0 && result.contains("HWaddr")==true){
Mac = result.substring(result.indexOf("HWaddr")+6, result.length()-1);
result = Mac;
}
return result;
}

private static String callCmd(String cmd,String filter) {
String result = "";
String line = "";
try {
Process proc = Runtime.getRuntime().exec(cmd);
InputStreamReader is = new InputStreamReader(proc.getInputStream());
BufferedReader br = new BufferedReader (is);

while ((line = br.readLine ()) != null && line.contains(filter)== false) {
result += line;
}

result = line;
}
catch(Exception e) {
e.printStackTrace();
}
return result;
}

/**
* 根据wifi信息获取本地mac
* @param context
* @return
*/
public static String getLocalMacAddressFromWifiInfo(Context context){
WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
WifiInfo winfo = wifi.getConnectionInfo();
String mac =  winfo.getMacAddress();
return mac;
}