java如何通过发送短信得到验证码

import com.qcloud.sms.SmsSingleSender;
import com.qcloud.sms.SmsSingleSenderResult;

public class SmsVerificationCode {
    public static void main(String[] args) {
        int appid = 123456;  // 替换为腾讯云短信的appid
        String appkey = "your_appkey";  // 替换为腾讯云短信的appkey
        int templateId = 7890;  // 替换为短信模板ID
        String phoneNumber = "your_phone_number";  // 替换为接收验证码的手机号码
        String verificationCode = generateVerificationCode();  // 生成验证码

        try {
            SmsSingleSender sender = new SmsSingleSender(appid, appkey);
            SmsSingleSenderResult result = sender.send(0, "86", phoneNumber, "【YourAppName】您的验证码是：" + verificationCode, "", "");
            if (result.result == 0) {
                System.out.println("短信发送成功");
            } else {
                System.out.println("短信发送失败：" + result.errMsg);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    private static String generateVerificationCode() {
        // 生成验证码的逻辑，可以使用随机数生成器等方式
        return "123456";
    }
}