這裡列舉了擷取所有可以擷取到的裝置唯一識别碼：getDeviceId()。
我的裝置是TV，擷取不到IMEI，但是有以太網口，是以最好的辦法是擷取以太網mac作為唯一辨別。
public class MobileInfoUtil {
private static String wifiTag = "wlan0";//無線标志，關閉wifi開關後擷取不到
private static String localTag = "eth0";//有線标志,插不插網線都能擷取到
public static String getDeviceId(Context context) {
StringBuilder deviceId = new StringBuilder();
try {
String wifiMac = getMachineHardwareAddress();//因為我的裝置是tv 系統是7.0以上 是以直接不再判斷系統來選擇擷取方案，如果不确定系統版本則使用getMac(context)
if(!isEmpty(wifiMac) && !"02:00:00:00:00:00".equals(wifiMac)){
deviceId.append("wifi");
deviceId.append(wifiMac);
Logc.e("getDeviceId : "+deviceId.toString());
return deviceId.toString();
}
//IMEI（imei）
TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
@SuppressLint("MissingPermission") String imei = tm.getDeviceId();
if(!isEmpty(imei)){
deviceId.append("imei");
deviceId.append(imei);
Logc.e("getDeviceId : "+deviceId.toString());
return deviceId.toString();
}
//序列号（sn）
@SuppressLint("MissingPermission") String sn = tm.getSimSerialNumber();
if(!isEmpty(sn)){
deviceId.append("sn");
deviceId.append(sn);
Logc.e("getDeviceId : "+deviceId.toString());
return deviceId.toString();
}
//裝置号（deviceId）
@SuppressLint("MissingPermission") String d = tm.getDeviceId();
if(!isEmpty(d)){
deviceId.append("d");
deviceId.append(d);
Logc.e("getDeviceId : "+ deviceId.toString());
return deviceId.toString();
}
//TX3 mini電視盒子隻能擷取Android_id
String ANDROID_ID = Settings.System.getString(context.getContentResolver(), Settings.System.ANDROID_ID);
if(!isEmpty(ANDROID_ID)){
deviceId.append("ANDROID_ID");
deviceId.append(ANDROID_ID);
Logc.e("getDeviceId : "+deviceId.toString());
return deviceId.toString();
}
//如果上面都沒有， 則生成一個id：随機碼
String uuid = getUUID(context);
if(!isEmpty(uuid)){
deviceId.append("id");
deviceId.append(uuid);
Logc.e("getDeviceId : ", deviceId.toString());
return deviceId.toString();
}
} catch (Exception e) {
e.printStackTrace();
deviceId.append("id").append(getUUID(context));
}
Logc.e("getDeviceId : ", deviceId.toString());
return deviceId.toString();
}
/**
* 得到全局唯一UUID
*/
public static String getUUID(Context context){
// SharedPreferences mShare = getSysShare(context, "sysCacheMap");
// if(mShare != null){
// uuid = mShare.getString("uuid", "");
// }
// if(isEmpty(uuid)){
// uuid = UUID.randomUUID().toString();
// saveSysMap(context, "sysCacheMap", "uuid", uuid);
// }
// Logc.e(tag, "getUUID : " + uuid);
return "2222";
}
public static String getMac(Context context) {
String strMac = null;
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
Log.e("=====", "6.0以下");
Toast.makeText(context, "6.0以下", Toast.LENGTH_SHORT).show();
strMac = getLocalMacAddressFromWifiInfo(context);
return strMac;
} else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N
&& Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
Log.e("=====", "6.0以上7.0以下");
Toast.makeText(context, "6.0以上7.0以下", Toast.LENGTH_SHORT).show();
strMac = getMacAddress(context);
return strMac;
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
Log.e("=====", "7.0以上");
if (!TextUtils.isEmpty(getMacAddress())) {
Log.e("=====", "7.0以上1");
Toast.makeText(context, "7.0以上1", Toast.LENGTH_SHORT).show();
strMac = getMacAddress();
return strMac;
} else if (!TextUtils.isEmpty(getMachineHardwareAddress())) {
Log.e("=====", "7.0以上2");
Toast.makeText(context, "7.0以上2", Toast.LENGTH_SHORT).show();
strMac = getMachineHardwareAddress();
return strMac;
} else {
Log.e("=====", "7.0以上3");
Toast.makeText(context, "7.0以上3", Toast.LENGTH_SHORT).show();
strMac = getLocalMacAddressFromBusybox();
return strMac;
}
}
return "02:00:00:00:00:00";
}
//6.0以下方法，Google提供的公有方法，需要權限
//<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
/**
* 根據wifi資訊擷取本地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;
}
// android 6.0及以上、7.0以下
// android 6.0以後 将不再能通過 wifimanager 擷取mac，擷取到的mac将是固定的：02:00:00:00:00:00 。
// 然而我開發的sdk就是通過wifimanager擷取的mac。
// android sdk後來做了6.0适配，通過cat /sys/class/net/wlan0/address，可以在6.0上擷取mac位址。
/**
* android 6.0及以上、7.0以下 擷取mac位址
* @param context
* @return
*/
public static String getMacAddress(Context context) {
// 如果是6.0以下，直接通過wifimanager擷取
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
String macAddress0 = getMacAddress0(context);
if (!TextUtils.isEmpty(macAddress0)) {
return macAddress0;
}
}
String str = "";
String macSerial = "";
try {
Process pp = Runtime.getRuntime().exec(
"cat /sys/class/net/wlan0/address");
InputStreamReader ir = new InputStreamReader(pp.getInputStream());
LineNumberReader input = new LineNumberReader(ir);
for (; null != str; ) {
str = input.readLine();
if (str != null) {
macSerial = str.trim();// 去空格
break;
}
}
} catch (Exception ex) {
Log.e("----->" + "NetInfoManager", "getMacAddress:" + ex.toString());
}
if (macSerial == null || "".equals(macSerial)) {
try {
return loadFileAsString("/sys/class/net/eth0/address")
.toUpperCase().substring(0, 17);
} catch (Exception e) {
e.printStackTrace();
Log.e("----->" + "NetInfoManager",
"getMacAddress:" + e.toString());
}
}
return macSerial;
}
private static String getMacAddress0(Context context) {
if (isAccessWifiStateAuthorized(context)) {
WifiManager wifiMgr = (WifiManager) context
.getSystemService(Context.WIFI_SERVICE);
WifiInfo wifiInfo = null;
try {
wifiInfo = wifiMgr.getConnectionInfo();
return wifiInfo.getMacAddress();
} catch (Exception e) {
Log.e("----->" + "NetInfoManager",
"getMacAddress0:" + e.toString());
}
}
return "";
}
/**
* Check whether accessing wifi state is permitted
*
* @param context
* @return
*/
private static boolean isAccessWifiStateAuthorized(Context context) {
if (PackageManager.PERMISSION_GRANTED == context
.checkCallingOrSelfPermission("android.permission.ACCESS_WIFI_STATE")) {
Log.e("----->" + "NetInfoManager", "isAccessWifiStateAuthorized:"
+ "access wifi state is enabled");
return true;
} else
return false;
}
private static String loadFileAsString(String fileName) throws Exception {
FileReader reader = new FileReader(fileName);
String text = loadReaderAsString(reader);
reader.close();
return text;
}
private static String loadReaderAsString(Reader reader) throws Exception {
StringBuilder builder = new StringBuilder();
char[] buffer = new char[4096];
int readLength = reader.read(buffer);
while (readLength >= 0) {
builder.append(buffer, 0, readLength);
readLength = reader.read(buffer);
}
return builder.toString();
}
// android 7.0 後，通過上述适配的方法，将擷取不到mac位址。
//
// 經過調研和測試，7.0上仍有辦法回去mac位址：
//
// 總共分為三種方式：
// 1）通過ip位址來擷取綁定的mac位址
//
// （2）掃描各個網絡接口擷取mac位址
//
// （3）通過busybox擷取本地存儲的mac位址
/**
* 根據IP位址擷取MAC位址
*
* @return
*/
public static String getMacAddress() {
String strMacAddr = null;
try {
// 獲得IpD位址
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;
}
/**
* 擷取移動裝置本地IP
*
* @return
*/
private static InetAddress getLocalInetAddress() {
InetAddress ip = null;
try {
// 列舉
Enumeration<NetworkInterface> en_netInterface = NetworkInterface
.getNetworkInterfaces();
while (en_netInterface.hasMoreElements()) {// 是否還有元素
NetworkInterface ni = (NetworkInterface) en_netInterface
.nextElement();// 得到下一個元素
Enumeration<InetAddress> en_ip = ni.getInetAddresses();// 得到一個ip位址的列舉
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;
}
/**
* 擷取本地IP
*
* @return
*/
private 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;
}
/**
* android 7.0及以上 （2）掃描各個網絡接口擷取mac位址，包括有線網口（電視盒子）和無線網
* 擷取裝置HardwareAddress位址
*
* @return
*/
public static String getMachineHardwareAddress() {
Enumeration<NetworkInterface> interfaces = null;
try {
interfaces = NetworkInterface.getNetworkInterfaces();
} catch (SocketException e) {
e.printStackTrace();
}
String hardWareAddress = "02:00:00:00:00:00";
NetworkInterface iF = null;
if (interfaces == null) {
return null;
}
while (interfaces.hasMoreElements()) {
iF = interfaces.nextElement();
if (!iF.getName().equalsIgnoreCase(localTag)) continue;//有線網即以太網mac不會丢失，wifi mac在wifi關閉時擷取不到，而且wifi mac可能會變
try {
hardWareAddress = bytesToString(iF.getHardwareAddress());
if (hardWareAddress != null)
break;
} catch (SocketException e) {
e.printStackTrace();
}
}
return hardWareAddress;
}
/***
* byte轉為String
*
* @param bytes
* @return
*/
private static String bytesToString(byte[] bytes) {
if (bytes == null || bytes.length == 0) {
return null;
}
StringBuilder buf = new StringBuilder();
for (byte b : bytes) {
buf.append(String.format("%02X:", b));
}
if (buf.length() > 0) {
buf.deleteCharAt(buf.length() - 1);
}
return buf.toString();
}
/**
* android 7.0及以上 （3）通過busybox擷取本地存儲的mac位址
*
*/
/**
* 根據busybox擷取本地Mac
*
* @return
*/
public static String getLocalMacAddressFromBusybox() {
String result = "";
String Mac = "";
result = callCmd("busybox ifconfig", "HWaddr");
// 如果傳回的result == null，則說明網絡不可取
if (result == null) {
return "網絡異常";
}
// 對該行資料進行解析
// 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;
}
}
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