图形验证码

pom.xml

@@ -102,6 +102,12 @@
             <groupId>org.apache.commons</groupId>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
             <artifactId>commons-lang3</artifactId>
         </dependency>
         </dependency>
+        <!-- 验证码 -->
+        <dependency>
+            <groupId>com.github.whvcse</groupId>
+            <artifactId>easy-captcha</artifactId>
+            <version>1.6.2</version>
+        </dependency>
     </dependencies>
     </dependencies>
 
 
     <build>
     <build>

src/main/java/com/asset/controller/CaptchaController.java

+package com.asset.controller;
+
+import com.asset.common.Common;
+import com.asset.common.ResultUtil;
+import com.asset.domain.Result;
+import com.asset.domain.system.Captcha;
+import com.asset.enums.CodeEnum;
+import com.asset.service.system.CaptchaService;
+import com.wf.captcha.SpecCaptcha;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import java.util.UUID;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/*
+ * @author xiaol
+ * @date 2020/3/23
+ */
+@RestController
+@RequestMapping(value = "/captcha")
+public class CaptchaController {
+
+    @Autowired
+    CaptchaService captchaService;
+
+    @RequestMapping("/captcha")
+    public Result captcha(HttpServletRequest request, HttpServletResponse response) throws Exception {
+        SpecCaptcha specCaptcha = new SpecCaptcha(130, 48, 5);
+        String verCode = specCaptcha.text().toLowerCase();
+        String key = UUID.randomUUID().toString();
+        // 存入表并设置过期时间为2分钟
+        Captcha cap = new Captcha();
+        cap.setCaptcha_key(key);
+        cap.setCaptcha_value(specCaptcha.toBase64());
+        String ex = Common.getDateToString(Common.getTime() + 120);
+        cap.setExpire(ex);
+        return ResultUtil.success(CodeEnum.SUCCESS,cap);
+    }
+}

src/main/java/com/asset/domain/system/Captcha.java

+package com.asset.domain.system;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+import lombok.experimental.Accessors;
+
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("ex_captcha")
+@ToString
+public class Captcha {
+
+    private Integer id;
+
+    private String captcha_key;
+
+    private String captcha_value;
+
+    private String expire;
+
+}

src/main/java/com/asset/mapper/system/CaptchaMapper.java

+package com.asset.mapper.system;
+
+import com.asset.domain.system.Captcha;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+
+public interface CaptchaMapper extends BaseMapper<Captcha> {
+
+}

src/main/java/com/asset/service/impl/system/CaptchaServiceImpl.java

+package com.asset.service.impl.system;
+
+import com.asset.domain.system.Captcha;
+import com.asset.mapper.system.CaptchaMapper;
+import com.asset.service.system.CaptchaService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+/*
+ * @author xiaol
+ * @date 2020/03/23
+ */
+
+@Service
+@Transactional
+public class CaptchaServiceImpl extends ServiceImpl<CaptchaMapper, Captcha> implements CaptchaService {
+
+}

src/main/java/com/asset/service/system/CaptchaService.java

+package com.asset.service.system;
+
+import com.asset.domain.system.Captcha;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/*
+ * @author xiaol
+ * @date 2020/03/23
+ */
+public interface CaptchaService extends IService<Captcha> {
+
+}

src/main/resources/mybatis/mapper/CaptchaMapper.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.asset.mapper.system.CaptchaMapper">
+
+</mapper>
\ No newline at end of file