为了唯一地识别每个设备,我想使用IMEI(或CDMA设备的ESN号)。如何以编程方式访问它?
当前回答
对不可重置设备标识符的限制
从Android 10开始,应用程序必须拥有READ_PRIVILEGED_PHONE_STATE特权权限才能访问设备的不可重置标识符,包括IMEI和序列号。
其他回答
试试这个(总是需要第一个IMEI)
TelephonyManager mTelephony = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
if (ActivityCompat.checkSelfPermission(LoginActivity.this,Manifest.permission.READ_PHONE_STATE)!= PackageManager.PERMISSION_GRANTED) {
return;
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
if (mTelephony.getPhoneCount() == 2) {
IME = mTelephony.getImei(0);
}else{
IME = mTelephony.getImei();
}
}else{
if (mTelephony.getPhoneCount() == 2) {
IME = mTelephony.getDeviceId(0);
} else {
IME = mTelephony.getDeviceId();
}
}
} else {
IME = mTelephony.getDeviceId();
}
以下代码是为我工作。
val uid: String = Settings.Secure.getString(ctx.applicationContext.contentResolver, Settings.Secure.ANDROID_ID)
if (ContextCompat.checkSelfPermission(ctx, Manifest.permission.READ_PHONE_STATE) == PackageManager.PERMISSION_GRANTED) {
imei = when {
Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q -> {
uid
}
Build.VERSION.SDK_INT >= Build.VERSION_CODES.O -> {
telephonyManager.imei
}
else -> {
telephonyManager.deviceId
}
}
}
Kotlin代码获取DeviceId (IMEI)处理权限和可比性检查的所有android版本:
val telephonyManager = getSystemService(Context.TELEPHONY_SERVICE) as TelephonyManager
if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE)
== PackageManager.PERMISSION_GRANTED) {
// Permission is granted
val imei : String? = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) telephonyManager.imei
// older OS versions
else telephonyManager.deviceId
imei?.let {
Log.i("Log", "DeviceId=$it" )
}
} else { // Permission is not granted
}
将此权限添加到AndroidManifest.xml:
<uses-permission android:name="android.permission.READ_PHONE_STATE"/> <!-- IMEI-->
使用下面的代码给你IMEI号码:
TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
System.out.println("IMEI::" + telephonyManager.getDeviceId());
你无法从andorid10 +或29+手机中获得imei号码,这里是用于为设备创建imei号码的替代功能。
public static String getDeviceID(){
String devIDShort = "35" + //we make this look like a valid IMEI
Build.BOARD.length()%10+ Build.BRAND.length()%10 +
Build.CPU_ABI.length()%10 + Build.DEVICE.length()%10 +
Build.DISPLAY.length()%10 + Build.HOST.length()%10 +
Build.ID.length()%10 + Build.MANUFACTURER.length()%10 +
Build.MODEL.length()%10 + Build.PRODUCT.length()%10 +
Build.TAGS.length()%10 + Build.TYPE.length()%10 +
Build.USER.length()%10 ; //13 digits
return devIDShort;
}
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