验证码工具-easy-captcha
作者：互联网
<dependency>
<groupId>com.github.whvcse</groupId>
<artifactId>easy-captcha</artifactId>
<version>1.6.2</version>
</dependency>
package com.msb.controller;
import com.msb.annotations.TokenCheck;
import com.ramostear.captcha.HappyCaptcha;
import com.ramostear.captcha.support.CaptchaStyle;
import com.ramostear.captcha.support.CaptchaType;
import com.wf.captcha.ArithmeticCaptcha;
import com.wf.captcha.ChineseCaptcha;
import com.wf.captcha.SpecCaptcha;
import com.wf.captcha.utils.CaptchaUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.UUID;
/**
* @author lcc
* @version V1.0
* @Package com.msb.code
* @date 2022/5/8 7:49
*/
@RestController
@RequestMapping("/easy-captcha")
public class EasyCaptchaController {
@Autowired
private StringRedisTemplate stringRedisTemplate;
@GetMapping("/generator")
@TokenCheck(required = false)
public void generatorCode(HttpServletRequest request, HttpServletResponse response){
try {
//CaptchaUtil.out(request, response);//默认4位字母验证码
/*3个算数 运算 存储到redis*/
/* ArithmeticCaptcha arithmeticCaptcha = new ArithmeticCaptcha(200,50);
arithmeticCaptcha.setLen(3);//3个数的运算
String text = arithmeticCaptcha.text();
System.out.println("验证码:"+text);
stringRedisTemplate.opsForValue().set("验证码", text);
CaptchaUtil.out(arithmeticCaptcha,request, response);*/
/*中文存储*/
ChineseCaptcha chineseCaptcha = new ChineseCaptcha(200,50);
chineseCaptcha.setLen(4);
String text = chineseCaptcha.text();
System.out.println("验证码:"+text);
CaptchaUtil.out(chineseCaptcha, request,response);
} catch (IOException e) {
e.printStackTrace();
}
}
@GetMapping("/verify")
@TokenCheck(required = false)
public String verify(String verifyCode,HttpServletRequest request){
Boolean aBoolean=CaptchaUtil.ver(verifyCode, request);
if(aBoolean){
CaptchaUtil.clear(request);
return "通过";
}
return "不通过";
}
/*怎么将验证码存入redis 实现多机器验证*/
@GetMapping("/generator-redis")
@TokenCheck(required = false)
public void generatorCodeRedis(HttpServletRequest request, HttpServletResponse response){
SpecCaptcha specCaptcha = new SpecCaptcha(200,100);
String text = specCaptcha.text();
System.out.println("验证码:"+text);//验证码
String id = request.getSession().getId();
System.out.println("sessionID:"+id);
stringRedisTemplate.opsForValue().set(id, text);
try {
CaptchaUtil.out(specCaptcha,request, response);
} catch (IOException e) {
e.printStackTrace();
}
}
@GetMapping("/verify-redis")
@TokenCheck(required = false)
public String verifyRedis(String verifyCode,HttpServletRequest request){
String id = request.getSession().getId();
String c = stringRedisTemplate.opsForValue().get(id);
System.out.println("sessionID"+id);
Boolean aBoolean=CaptchaUtil.ver(verifyCode, request);
if(verifyCode.equals(c)){
CaptchaUtil.clear(request);
return "通过";
}
return "不通过";
}
@GetMapping("/generatorUUid-redis")
@TokenCheck(required = false)
public HashMap<String, String> generatorUUidCodeRedis(HttpServletRequest request, HttpServletResponse response){
SpecCaptcha specCaptcha = new SpecCaptcha(200,50);
String text = specCaptcha.text();
System.out.println("验证码:"+text);
/*uuid 和 base64 作为key value 返回*/
String uuid = UUID.randomUUID().toString();
String base64 = specCaptcha.toBase64();
int index = base64.indexOf(",");
String substring = base64.substring(index + 1);
System.out.println("base64:"+substring);
HashMap<String, String> hashMap = new HashMap<>();
hashMap.put("uuid", uuid);//uuid 返回给前端的是截取base64图片的代码
hashMap.put("base64", substring);//uuid 返回给前端的是截取base64图片的代码
request.getSession().setAttribute("uuid", uuid);
stringRedisTemplate.opsForValue().set(uuid, text);//存入reids是uuid 和具体的内容结果
return hashMap;
}
@GetMapping("/verifyUUID-redis")
@TokenCheck(required = false)
public String verifyUUIDRedis(String verifyCode,HttpServletRequest request){
String uuid = request.getSession().getAttribute("uuid").toString();
System.out.println(uuid);
String s = stringRedisTemplate.opsForValue().get(uuid);
System.out.println(s);
// Boolean aBoolean=CaptchaUtil.ver(verifyCode, request);
if(verifyCode.equals(s)){
CaptchaUtil.clear(request);
return "通过";
}
return "不通过";
}
}
spring:
datasource:
username: root
password: root
url: jdbc:mysql://192.168.1.136:3306/dongbao?useSSL=false&useUnicode=true&characterEncoding=utf-8&serverTimezone=Asia/Shanghai
driver-class-name: com.mysql.cj.jdbc.Driver
profiles:
active: dev
redis:
# redis数据库索引(默认为0)，我们使用索引为3的数据库，避免和其他数据库冲突
database: 3
# redis服务器地址（默认为loaclhost）
host: localhost
# redis端口（默认为6379）
port: 6379
# redis访问密码（默认为空）
# redis连接超时时间（单位毫秒）
timeout: 0
# redis连接池配置
pool:
# 最大可用连接数（默认为8，负数表示无限）
max-active: 8
# 最大空闲连接数（默认为8，负数表示无限）
max-idle: 8
# 最小空闲连接数（默认为0，该值只有为正数才有用）
min-idle: 0
# 从连接池中获取连接最大等待时间（默认为-1，单位为毫秒，负数表示无限）
max-wait: -1
mybatis-plus:
configuration:
log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
global-config:
db-config:
logic-delete-value: 1
logic-not-delete-value: 0
mapper-locations:
- classpath*:/com/msb/mapper/xml/*.xml
server:
port: 8001
标签：redis,String,text,request,验证码,captcha,easy,import,uuid 来源： https://www.cnblogs.com/Lcch/p/16245072.html