Android手机获取imei

 

不能直接用manager.getDeviceId()的原因：https://blog.csdn.net/zichuanzhu/article/details/54693687

/**
     *
     * @param context
     * @return
     */
    @SuppressLint("MissingPermission")
    public static String getIMEI(Context context) {
        TelephonyManager manager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
        try {
            Method method = manager.getClass().getMethod("getImei", int.class);
            String imei1 = (String) method.invoke(manager, 0);
            String imei2 = (String) method.invoke(manager, 1);
            if(TextUtils.isEmpty(imei2)){
                return imei1;
            }
            if(!TextUtils.isEmpty(imei1)){
                //因为手机卡插在不同位置，获取到的imei1和imei2值会交换，所以取它们的最小值,保证拿到的imei都是同一个
                String imei = "";
                if(imei1.compareTo(imei2) <= 0){
                    imei = imei1;
                }else{
                    imei = imei2;
                }
                return imei;
            }
        } catch (Exception e) {
            e.printStackTrace();
            return manager.getDeviceId();
        }
        return "";
    }