修复sentinel流量告警前端不响应

ysj

2021-01-21 e96d12975f7cdb1ea9d8c492e4a9372f2e3b2d24

 ruoyi-gateway/src/main/java/com/ruoyi/gateway/service/impl/ValidateCodeServiceImpl.java

@@ -3,6 +3,7 @@
import java.awt.image.BufferedImage;

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import javax.annotation.Resource;

import javax.imageio.ImageIO;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;

@@ -25,11 +26,17 @@
@Service

public class ValidateCodeServiceImpl implements ValidateCodeService

{

    @Autowired

    private Producer producer;

    @Resource(name = "captchaProducer")

    private Producer captchaProducer;



    @Resource(name = "captchaProducerMath")

    private Producer captchaProducerMath;



    @Autowired

    private RedisService redisService;



    // 验证码类型

    private String captchaType = "math";



    /**

     * 生成验证码

@@ -37,16 +44,28 @@
    @Override

    public AjaxResult createCapcha() throws IOException, CaptchaException

    {

        // 生成验证码

        String capText = producer.createText();

        String capStr = capText.substring(0, capText.lastIndexOf("@"));

        String verifyCode = capText.substring(capText.lastIndexOf("@") + 1);

        BufferedImage image = producer.createImage(capStr);

        // 保存验证码信息

        String uuid = IdUtils.simpleUUID();

        String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;



        redisService.setCacheObject(verifyKey, verifyCode, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);

        String capStr = null, code = null;

        BufferedImage image = null;



        // 生成验证码

        if ("math".equals(captchaType))

        {

            String capText = captchaProducerMath.createText();

            capStr = capText.substring(0, capText.lastIndexOf("@"));

            code = capText.substring(capText.lastIndexOf("@") + 1);

            image = captchaProducerMath.createImage(capStr);

        }

        else if ("char".equals(captchaType))

        {

            capStr = code = captchaProducer.createText();

            image = captchaProducer.createImage(capStr);

        }



        redisService.setCacheObject(verifyKey, code, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);

        // 转换流信息写出

        FastByteArrayOutputStream os = new FastByteArrayOutputStream();

        try