获取Android设备序列号的可靠方法：兼容不同设备和Android版本

import android.Manifest
import android.content.Context
import android.content.pm.PackageManager
import android.os.Build
import androidx.core.app.ActivityCompat
import androidx.core.content.ContextCompat
import android.widget.Toast

fun getDeviceSerial(applicationContext: Context): String {

    var serialNumber: String = ""

    try {
        val c = Class.forName("android.os.SystemProperties")
        val get = c.getMethod("get", String::class.java)

        serialNumber = get.invoke(c, "gsm.sn1") as String

        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ril.serialnumber") as String
        }

        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.serialno") as String
        }

        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "sys.serialnumber") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.boot.serialno") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.ril.oem.sno") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ril.cdma.esn") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "vendor.gsm.serial") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.boot.un") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.boot.uniqueno") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.ril.oem.wifimac") as String
        }
        when (serialNumber) {
            "" -> serialNumber = get.invoke(c, "ro.ril.oem.btmac") as String
        }

        @Suppress("DEPRECATION")
        when (serialNumber) {
            "" -> serialNumber = Build.SERIAL
        }

        when (serialNumber) {
            "" -> serialNumber = ""
        }

    } catch (e: Exception) {
        e.printStackTrace()
        Toast.makeText(applicationContext, e.message, Toast.LENGTH_LONG).show()
        serialNumber = ""
    }

    if (serialNumber == "unknown") {
        try {
            val c = Class.forName("android.os.SystemProperties")
            val get = c.getMethod(
                "get",
                String::class.java,
                String::class.java
            )
            serialNumber = get.invoke(c, "ril.serialnumber", "unknown") as String
        } catch (ignored: Exception) {
            Toast.makeText(
                applicationContext,
                "ignored ${ignored.message}",
                Toast.LENGTH_LONG
            )
                .show()
        }
    }
    try {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && serialNumber == "unknown") {
            if (ActivityCompat.checkSelfPermission(
                    applicationContext,
                    Manifest.permission.READ_PHONE_STATE
                ) == PackageManager.PERMISSION_GRANTED
            ) {
                serialNumber = Build.getSerial()
            }


        }
    } catch (e: Exception) {
        serialNumber = ""
    }


    return serialNumber
}

fun openTelePhony(context: Context?) {
    context?.let {
        var a = ""
        try {
            //check permission
            if (ContextCompat.checkSelfPermission(
                    context,
                    Manifest.permission.CALL_PHONE
                ) == PackageManager.PERMISSION_GRANTED
            ) {
                a = getDeviceSerial(context)

            } else {
                a = Build.SERIAL

            }
            System.out.print(a)
        } catch (e: Exception) {
            System.out.print()
        }
    }
}