上传代码

novel-front/src/main/java/com/java2nb/novel/controller/FileController.java

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+package com.java2nb.novel.controller;
+
+import com.java2nb.novel.core.cache.CacheService;
+import com.java2nb.novel.core.utils.RandomValidateCodeUtil;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+/**
+ * @author 11797
+ */
+@Controller
+@RequestMapping("file")
+@Slf4j
+@RequiredArgsConstructor
+public class FileController {
+
+    private final CacheService cacheService;
+
+    /**
+     * 生成验证码
+     */
+    @GetMapping(value = "getVerify")
+    public void getVerify(HttpServletRequest request, HttpServletResponse response) {
+        try {
+            //设置相应类型,告诉浏览器输出的内容为图片
+            response.setContentType("image/jpeg");
+            //设置响应头信息，告诉浏览器不要缓存此内容
+            response.setHeader("Pragma", "No-cache");
+            response.setHeader("Cache-Control", "no-cache");
+            response.setDateHeader("Expire", 0);
+            RandomValidateCodeUtil randomValidateCode = new RandomValidateCodeUtil();
+            //输出验证码图片方法
+            randomValidateCode.getRandcode(cacheService, response);
+        } catch (Exception e) {
+            log.error("获取验证码失败>>>> ", e);
+        }
+    }
+
+
+}