Cheer_cccc的博客

Spring boot 解决跨域问题配置类

Cheer_cccc — Tue, 22 Dec 2020 16:46:56 +0800

Spring boot 解决跨域问题配置类 @Configuration public class CorsConfig { //解决跨域问题 @Bean public CorsWebFilter corsWebFilter(){ CorsConfiguration config = new CorsConfiguration(); config.addAllowedMethod("*"); config.addAllowedOri

随机验证码工具类

Cheer_cccc — Mon, 21 Dec 2020 16:43:28 +0800

随机验证码工具类 /** * 随机生成验证码工具类 */ public class ValidateCodeUtils { /** * 随机生成验证码 * * @param length 长度为4位或者6位 * @return */ public static Integer generateValidateCode(int length) { Integer code = null; if (length

阿里云短信工具类

Cheer_cccc — Mon, 21 Dec 2020 16:40:23 +0800

阿里云短信工具类 public class SMSUtils { public static final String VALIDATE_CODE = "";//发送短信验证码 /** * 发送短信 * * @param phoneNumbers * @param param */ public static void sendShortMessage(String templateCode, String phoneNumbers

MD5加密工具类

Cheer_cccc — Mon, 21 Dec 2020 16:34:45 +0800

MD5加密工具类 public final class MD5 { public static String encrypt(String strSrc) { try { char hexChars[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' }; byte[] byte

Caused by: org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.executor

Cheer_cccc — Sun, 20 Dec 2020 14:10:16 +0800

org.springframework.security.authentication.InternalAuthenticationServiceException: nested exception is org.apache.ibatis.executor.ExecutorException: No constructor found in com.ittext.springsecurity.entity.Users matching [java.lang.Long, java.lang.String,

高德地图获取经纬度工具类

Cheer_cccc — Fri, 18 Dec 2020 20:25:43 +0800

高德地图获取经纬度工具类 MapUtils public class MapUtils { public static String getHttpResponse(String serverUrl) { BufferedReader bf = null; StringBuffer result = null; try { //构造一个URI URI uri = new URI(serverUrl);

图片上传工具类

Cheer_cccc — Wed, 16 Dec 2020 16:06:06 +0800

图片上传工具类 FileUtils public class FileUtils { public static boolean upload(MultipartFile file, String path, String fileName){ //使用原文件名 String realPath = path + "/" + fileName; File dest = new File(realPath); //判断文件父目录是否存在

递归算法应用并使用分页

Cheer_cccc — Wed, 16 Dec 2020 15:44:53 +0800

递归算法应用并使用分页直接上代码,注释很全自己看 public List findSubordinateEnterprise(Integer currentPage, Integer pageSize, String queryString) { //查询所有信息 List allGoods = findService.findAllGoods(); //根据queryString查找玩具厂信息

token工具类

Cheer_cccc — Wed, 16 Dec 2020 15:21:09 +0800

token工具类内置解析token方法 public class JwtUtils { //签名密钥 private static String key = "userlogin"; //签名失效时间 // private static Long failureTime = Long.valueOf(604800000); /** * 设置认证token * * @Author: * @Date: 10:10 2020/12

Java生成二维码并上传至OSS对象存储

Cheer_cccc — Wed, 16 Dec 2020 15:14:52 +0800

Java生成二维码并上传至OSS OSS工具类 @Component public class OSSClientUtil { protected static final Logger log = LoggerFactory.getLogger(OSSClientUtil.class); **//此处填充你的阿里云相关信息** @Value("${Oos.endpoint}") private String endpoint; @Value