qq_41373328的博客

// 对手机号码实现脱敏String mobile = "18782766707"; String desensMobile = mobile.replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2");

/** * 手机号码 */ @NotBlank(message = "手机号码不能为空") @Size(min = 11, max = 11, message = "手机号码长度不正确") @Pattern(regexp = "^(((13[0-9])|(14[579])|(15([0-3]|[5-9]))|(16[6])|(17[0135678])|(18[0-9])|(19[89]))\\d{8})$", message = "手机号格式错误") private String mobil

/** * 下载文件 * * @param filepath * @throws WiiException */ @ApiOperation("下载文件") @GetMapping(path = "/doc_download") public ResponseEntity<FileSystemResource> downloadFile(@RequestParam("filepath") @ApiParam(name="

/** * 返回错误提示 * * @param errorMsg * @param httpServletResponse * @throws IOException */ public void resultError(String errorMsg, HttpServletResponse httpServletResponse) { httpServletResponse.setCharacterEncoding("U

1、annotation 包下package com.app.annotation;import java.lang.annotation.*;/** * 自定义异步注解,service.impl层打此注解 * */@Target({ElementType.METHOD, ElementType.TYPE})@Retention(RetentionPolicy.RUNTIME)@Documentedpublic @interface AsyncAnnotation {}2、a

https://blog.youkuaiyun.com/liu19900205/article/details/81503511

package com.app.util;import java.io.IOException;import java.util.Map;import com.alibaba.fastjson.JSONObject;import lombok.extern.slf4j.Slf4j;import org.apache.http.HttpEntity;import org.apache.http.HttpStatus;import org.apache.http.client.config.Re

引包： <dependency> <groupId>dom4j</groupId> <artifactId>dom4j</artifactId> <version>1.6.1</version> </dependency>@Test public void test1()...

拦截器以及界面位置效果：访问main.html时会进行拦截，判断是否存在用户，不存在则跳转登录登录成功跳转成功页面1、写一个登录拦截类LoginInterceptor实现HandlerInterceptor@Componentpublic class LoginInterceptor implements HandlerInterceptor { //这个方法是在访问接口...

https://blog.youkuaiyun.com/qq_30745307/article/details/80974407

项目用到的注解作用：bean的分类标识@Service: 注解在类上，表示这是一个业务层bean@Controller：注解在类上，表示这是一个控制层bean@Repository: 注解在类上，表示这是一个数据访问层bean@Component： 注解在类上，表示通用beanbean注入：@Autowired：按类型装配@Resource： 按名称装配@Configuratio...

1.首先引入jar包 &amp;lt;dependency&amp;gt; &amp;lt;groupId&amp;gt;com.github.pagehelper&amp;lt;/groupId&amp;gt; &amp;lt;artifactId&amp;gt;pagehelper&amp;lt;/artifactId&amp;gt; &amp;lt;version&amp;gt;4.1.3&a

jsp页面&amp;lt;form method=&quot;post&quot; action=&quot;${pageContext.request.contextPath}/UserInfoController/uploadImage&quot; enctype=&quot;multipart/form-data&quot;&amp;gt; &amp;lt;input name=&quot;fil

jsp页面：&lt;img src="${pageContext.request.contextPath}/showImg?imgID=1" /&gt;后台：@RequestMapping("/showImg")public void showImg(HttpServletRequest request, HttpServletResponse response){ String i...

1.pom.xml中引入<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId></dependency>package com.wood.lo...