登录
pom文件
<!--hutool工具类--><dependency><groupId>cn.hutool</groupId><artifactId>hutool-all</artifactId><version>5.8.9</version></dependency><!--jwt--><dependency><groupId>io.jsonwebtoken</groupId><artifactId>jjwt</artifactId><version>0.9.1</version></dependency>
控制器
@ResourceAppUserService appUserService;@ResourceJwtUtils jwtUtils;/*** 登录* @param loginDto* @return*/@PostMapping("/login")public Result login(@Validated @RequestBody LoginDto loginDto){// 校验用户名密码AppUser appUser = appUserService.login(loginDto);// 生成tokenString token = jwtUtils.generateToken(appUser.getId());return Result.success(MapUtil.builder().put("token", token).put("userInfo", appUser).build());}
service实现类
@Overridepublic AppUser login(LoginDto loginDto) {AppUser appUser = this.getOne(new QueryWrapper<AppUser>().eq("username", loginDto.getUsername()));// 校验用户名和密码Assert.notNull(appUser, "用户名或密码错误");Assert.isTrue(appUser.getPassword().equals(SecureUtil.md5(loginDto.getPassword())), "用户名或密码错误");// 更新最后登录时间appUser.setLastLogin(LocalDateTime.now());this.updateById(appUser);return appUser;}
JwtUtils 工具类
@Slf4j
@Data
@Component
@ConfigurationProperties(prefix = "jwt")
public class JwtUtils {private String secret;private long expire;/*** 生成jwt token*/public String generateToken(long userId) {Date nowDate = new Date();//过期时间Date expireDate = new Date(nowDate.getTime() + expire * 1000);return Jwts.builder().setHeaderParam("typ", "JWT").setSubject(userId + "").setIssuedAt(nowDate).setExpiration(expireDate).signWith(SignatureAlgorithm.HS512, secret).compact();}/*** 生成jwt token*/public String generateToken(long userId, String issuer) {Date nowDate = new Date();//过期时间Date expireDate = new Date(nowDate.getTime() + expire * 1000);return Jwts.builder().setHeaderParam("typ", "JWT").setSubject(userId + "").setIssuedAt(nowDate).setIssuer(issuer).setExpiration(expireDate).signWith(SignatureAlgorithm.HS512, secret).compact();}public Claims getClaimByToken(String token) {try {Claims claims = Jwts.parser().setSigningKey(secret).parseClaimsJws(token).getBody();return claims;}catch (Exception e){log.debug("validate is token error ", e);return null;}}public Claims getClaimByToken(String token, String issuer) {try {Claims claims = Jwts.parser().setSigningKey(secret).parseClaimsJws(token).getBody();if (issuer == null || !claims.getIssuer().equals(issuer)) {return null;}return claims;}catch (Exception e){log.debug("validate is token error ", e);return null;}}/*** token是否过期* @return true:过期*/public boolean isTokenExpired(Date expiration) {return expiration.before(new Date());}
}
测试
获取验证码
pomo文件
<!--图片验证码--><dependency><groupId>com.github.axet</groupId><artifactId>kaptcha</artifactId><version>0.0.9</version></dependency><!--redis--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-data-redis</artifactId></dependency>
控制器
@ResourceProducer producer;@ResourceRedisUtil redisUtil;/*** 验证码* @return* @throws IOException*/@GetMapping("/captcha")public Result getCaptcha() throws IOException {// 生成uuid和验证码String uuid = UUID.randomUUID().toString();String code = producer.createText();log.info("uuid : {}, code: {}", uuid, code);// 生成base64编码的图片验证码BufferedImage image = producer.createImage(code);ByteArrayOutputStream outputStream = new ByteArrayOutputStream();ImageIO.write(image, "jpg", outputStream);BASE64Encoder encoder = new BASE64Encoder();String base64Img = "data:image/jpeg;base64," + encoder.encode(outputStream.toByteArray());// 把uuid和验证码存储到redisredisUtil.set(uuid, code, 120);// 返回uuid和base64图片return Result.success(MapUtil.builder().put("uuid", uuid).put("base64Img", base64Img).build());}
验证码工具类
@Configuration
public class KaptchaConfig {@Beanpublic DefaultKaptcha producer(){Properties properties = new Properties();properties.put("kaptcha.border", "no");properties.put("kaptcha.textproducer.font.color", "black");properties.put("kaptcha.textproducer.char.space", "4");properties.put("kaptcha.image.height", "40");properties.put("kaptcha.image.width", "120");properties.put("kaptcha.textproducer.font.size", "30");Config config = new Config(properties);DefaultKaptcha defaultKaptcha = new DefaultKaptcha();defaultKaptcha.setConfig(config);return defaultKaptcha;}
}
Redis工具类
@Component
public class RedisUtil {@Resourceprivate RedisTemplate redisTemplate;/*** 指定缓存失效时间** @param key 键* @param time 时间(秒)* @return*/public boolean expire(String key, long time) {try {if (time > 0) {redisTemplate.expire(key, time, TimeUnit.SECONDS);}return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 根据key 获取过期时间** @param key 键 不能为null* @return 时间(秒) 返回0代表为永久有效*/public long getExpire(String key) {return redisTemplate.getExpire(key, TimeUnit.SECONDS);}/*** 判断key是否存在** @param key 键* @return true 存在 false不存在*/public boolean hasKey(String key) {try {return redisTemplate.hasKey(key);} catch (Exception e) {e.printStackTrace();return false;}}/*** 删除缓存** @param key 可以传一个值 或多个*/@SuppressWarnings("unchecked")public void del(String... key) {if (key != null && key.length > 0) {if (key.length == 1) {redisTemplate.delete(key[0]);} else {redisTemplate.delete(CollectionUtils.arrayToList(key));}}}//============================String============================= /*** 普通缓存获取** @param key 键* @return 值*/public Object get(String key) {return key == null ? null : redisTemplate.opsForValue().get(key);}/*** 普通缓存放入** @param key 键* @param value 值* @return true成功 false失败*/public boolean set(String key, Object value) {try {redisTemplate.opsForValue().set(key, value);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 普通缓存放入并设置时间** @param key 键* @param value 值* @param time 时间(秒) time要大于0 如果time小于等于0 将设置无限期* @return true成功 false 失败*/public boolean set(String key, Object value, long time) {try {if (time > 0) {redisTemplate.opsForValue().set(key, value, time, TimeUnit.SECONDS);} else {set(key, value);}return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 递增** @param key 键* @param delta 要增加几(大于0)* @return*/public long incr(String key, long delta) {if (delta < 0) {throw new RuntimeException("递增因子必须大于0");}return redisTemplate.opsForValue().increment(key, delta);}/*** 递减** @param key 键* @param delta 要减少几(小于0)* @return*/public long decr(String key, long delta) {if (delta < 0) {throw new RuntimeException("递减因子必须大于0");}return redisTemplate.opsForValue().increment(key, -delta);}//================================Map================================= /*** HashGet** @param key 键 不能为null* @param item 项 不能为null* @return 值*/public Object hget(String key, String item) {return redisTemplate.opsForHash().get(key, item);}/*** 获取hashKey对应的所有键值** @param key 键* @return 对应的多个键值*/public Map<Object, Object> hmget(String key) {return redisTemplate.opsForHash().entries(key);}/*** HashSet** @param key 键* @param map 对应多个键值* @return true 成功 false 失败*/public boolean hmset(String key, Map<String, Object> map) {try {redisTemplate.opsForHash().putAll(key, map);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** HashSet 并设置时间** @param key 键* @param map 对应多个键值* @param time 时间(秒)* @return true成功 false失败*/public boolean hmset(String key, Map<String, Object> map, long time) {try {redisTemplate.opsForHash().putAll(key, map);if (time > 0) {expire(key, time);}return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 向一张hash表中放入数据,如果不存在将创建** @param key 键* @param item 项* @param value 值* @return true 成功 false失败*/public boolean hset(String key, String item, Object value) {try {redisTemplate.opsForHash().put(key, item, value);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 向一张hash表中放入数据,如果不存在将创建** @param key 键* @param item 项* @param value 值* @param time 时间(秒) 注意:如果已存在的hash表有时间,这里将会替换原有的时间* @return true 成功 false失败*/public boolean hset(String key, String item, Object value, long time) {try {redisTemplate.opsForHash().put(key, item, value);if (time > 0) {expire(key, time);}return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 删除hash表中的值** @param key 键 不能为null* @param item 项 可以使多个 不能为null*/public void hdel(String key, Object... item) {redisTemplate.opsForHash().delete(key, item);}/*** 判断hash表中是否有该项的值** @param key 键 不能为null* @param item 项 不能为null* @return true 存在 false不存在*/public boolean hHasKey(String key, String item) {return redisTemplate.opsForHash().hasKey(key, item);}/*** hash递增 如果不存在,就会创建一个 并把新增后的值返回** @param key 键* @param item 项* @param by 要增加几(大于0)* @return*/public double hincr(String key, String item, double by) {return redisTemplate.opsForHash().increment(key, item, by);}/*** hash递减** @param key 键* @param item 项* @param by 要减少记(小于0)* @return*/public double hdecr(String key, String item, double by) {return redisTemplate.opsForHash().increment(key, item, -by);}//============================set============================= /*** 根据key获取Set中的所有值** @param key 键* @return*/public Set<Object> sGet(String key) {try {return redisTemplate.opsForSet().members(key);} catch (Exception e) {e.printStackTrace();return null;}}/*** 根据value从一个set中查询,是否存在** @param key 键* @param value 值* @return true 存在 false不存在*/public boolean sHasKey(String key, Object value) {try {return redisTemplate.opsForSet().isMember(key, value);} catch (Exception e) {e.printStackTrace();return false;}}/*** 将数据放入set缓存** @param key 键* @param values 值 可以是多个* @return 成功个数*/public long sSet(String key, Object... values) {try {return redisTemplate.opsForSet().add(key, values);} catch (Exception e) {e.printStackTrace();return 0;}}/*** 将set数据放入缓存** @param key 键* @param time 时间(秒)* @param values 值 可以是多个* @return 成功个数*/public long sSetAndTime(String key, long time, Object... values) {try {Long count = redisTemplate.opsForSet().add(key, values);if (time > 0) expire(key, time);return count;} catch (Exception e) {e.printStackTrace();return 0;}}/*** 获取set缓存的长度** @param key 键* @return*/public long sGetSetSize(String key) {try {return redisTemplate.opsForSet().size(key);} catch (Exception e) {e.printStackTrace();return 0;}}/*** 移除值为value的** @param key 键* @param values 值 可以是多个* @return 移除的个数*/public long setRemove(String key, Object... values) {try {Long count = redisTemplate.opsForSet().remove(key, values);return count;} catch (Exception e) {e.printStackTrace();return 0;}}//===============================list================================= /*** 获取list缓存的内容** @param key 键* @param start 开始* @param end 结束 0 到 -1代表所有值* @return*/public List<Object> lGet(String key, long start, long end) {try {return redisTemplate.opsForList().range(key, start, end);} catch (Exception e) {e.printStackTrace();return null;}}/*** 获取list缓存的长度** @param key 键* @return*/public long lGetListSize(String key) {try {return redisTemplate.opsForList().size(key);} catch (Exception e) {e.printStackTrace();return 0;}}/*** 通过索引 获取list中的值** @param key 键* @param index 索引 index>=0时, 0 表头,1 第二个元素,依次类推;index<0时,-1,表尾,-2倒数第二个元素,依次类推* @return*/public Object lGetIndex(String key, long index) {try {return redisTemplate.opsForList().index(key, index);} catch (Exception e) {e.printStackTrace();return null;}}/*** 将list放入缓存** @param key 键* @param value 值* @return*/public boolean lSet(String key, Object value) {try {redisTemplate.opsForList().rightPush(key, value);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 将list放入缓存** @param key 键* @param value 值* @param time 时间(秒)* @return*/public boolean lSet(String key, Object value, long time) {try {redisTemplate.opsForList().rightPush(key, value);if (time > 0) expire(key, time);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 将list放入缓存** @param key 键* @param value 值* @return*/public boolean lSet(String key, List<Object> value) {try {redisTemplate.opsForList().rightPushAll(key, value);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 将list放入缓存** @param key 键* @param value 值* @param time 时间(秒)* @return*/public boolean lSet(String key, List<Object> value, long time) {try {redisTemplate.opsForList().rightPushAll(key, value);if (time > 0) expire(key, time);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 根据索引修改list中的某条数据** @param key 键* @param index 索引* @param value 值* @return*/public boolean lUpdateIndex(String key, long index, Object value) {try {redisTemplate.opsForList().set(key, index, value);return true;} catch (Exception e) {e.printStackTrace();return false;}}/*** 移除N个值为value** @param key 键* @param count 移除多少个* @param value 值* @return 移除的个数*/public long lRemove(String key, long count, Object value) {try {Long remove = redisTemplate.opsForList().remove(key, count, value);return remove;} catch (Exception e) {e.printStackTrace();return 0;}}//================有序集合 sort set===================/*** 有序set添加元素** @param key* @param value* @param score* @return*/public boolean zSet(String key, Object value, double score) {return redisTemplate.opsForZSet().add(key, value, score);}public long batchZSet(String key, Set<ZSetOperations.TypedTuple> typles) {return redisTemplate.opsForZSet().add(key, typles);}public void zIncrementScore(String key, Object value, long delta) {redisTemplate.opsForZSet().incrementScore(key, value, delta);}public void zUnionAndStore(String key, Collection otherKeys, String destKey) {redisTemplate.opsForZSet().unionAndStore(key, otherKeys, destKey);}/*** 获取zset数量* @param key* @param value* @return*/public long getZsetScore(String key, Object value) {Double score = redisTemplate.opsForZSet().score(key, value);if(score==null){return 0;}else{return score.longValue();}}/*** 获取有序集 key 中成员 member 的排名 。* 其中有序集成员按 score 值递减 (从大到小) 排序。* @param key* @param start* @param end* @return*/public Set<ZSetOperations.TypedTuple> getZSetRank(String key, long start, long end) {return redisTemplate.opsForZSet().reverseRangeWithScores(key, start, end);}}
测试
注册
控制器
/*** 注册* @param form* @return*/@PostMapping("/register")public Result register(@Validated @RequestBody RegisterDto form){// 验证验证码是否正确Assert.isTrue(form.getCode().equals(redisUtil.get(form.getUuid())), "验证码不正确");// 判断用户名是否已存在long count = appUserService.count(new QueryWrapper<AppUser>().eq("username", form.getUsername()));if(count > 0){return Result.fail("用户名已存在");}// 进行注册AppUser user = new AppUser();user.setUsername(form.getUsername());user.setPassword(SecureUtil.md5(form.getPassword()));user.setCreated(LocalDateTime.now());appUserService.save(user);return Result.success();}
测试