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无法创建bean对象

0

1

SSM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

@Controller
public class LoginController {
    private static final Logger LOG= Logger.getLogger(LoginController.class);
    @Autowired
    private LoginServiceImpl loginServiceImpl;

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maven里jar包该在怎么用，POM.XML的作用是什么

1

1

maven

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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boot运行成功了，找不到页面

1

1

springboot

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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公司框架返回中文定制消息乱码

1

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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springmvc怎么在main方法中调用service?

0

1

spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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在SpringCloud框架中，调用一个子模块工具类的邮件发送功能时报错

0

1

springboot springcloud

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

 @RequestMapping(value = "/Util/email", method = RequestMethod.GET)
    public Boolean email(@RequestParam("to") String to, @RequestParam("subject") String subject, @RequestParam("content") String content, @RequestParam("validity") String validity);
 /**
     * 发送验证码
     *
     * @param request
     * @param response
     * @throws IOException
     */
    @RequestMapping(value = "/Code", method = {RequestMethod.POST})
    public void email(HttpServletRequest request, HttpServletResponse response, HttpSession session)
            throws IOException {
        PrintWriter out = response.getWriter();
        String timesKey;
        String value;
        int times = 0;
        long dateDifference = 5 * 60 * 1000;
        boolean rs = false;
        String code = String.valueOf((int) ((Math.random() * 9 + 1) * 100000));
        String validity = "5";
        String addr = request.getParameter("addr");
        timesKey = addr;
//        String codeRecode =(String) redis.getCacheObject(timesKey);
        String codeRecode = null;
        if (codeRecode != null && codeRecode != "f") {
            logger.info("\n缓存" + codeRecode);
            Long before = Long.valueOf(codeRecode.split(",")[0]);
            dateDifference = System.currentTimeMillis() - before;//计算时间差
            times = Integer.parseInt(codeRecode.split(",")[1]);
        }
        if (dateDifference >= 5 * 60 * 1000 && times <= 5) {

            try {
                redis.setCacheObject(addr+"code", code, Long.valueOf(validity));
            } catch (Exception e) {
                e.printStackTrace();
            }
            if (addr.indexOf("@") != -1) {
               rs = util.email(addr, "验证码", code, validity);
            } else {
                rs =util.sms(addr, code, validity);
                }
            logger.info(rs);
            if (rs == true) {
                times = times + 1;
                value = String.valueOf(System.currentTimeMillis()) + "," + times;
                redis.setCacheObject(timesKey, value, 24 * 60);
                out.print(1);
                logger.info("验证码发送成功");
                logger.info("发送给" + addr + "，验证码为" + code + "，有效期为" + validity + "分钟");
            } else {
                out.print(0);
                logger.info("验证码发送失败");
            }
        } else if (times > 5) {
            out.print(2);
            logger.info("发送次数超限" + times);
        } else if (dateDifference < 5 * 60 * 1000) {
            out.print(3);
            logger.info("操作过于频繁" + dateDifference);
        }

    }

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关于Spring中context:property-placeholder的坑

0

1

spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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可视化工具mobaXterm无法上传文件

0

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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EL表达式传值的对象的实现过程

0

1

JSP

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<%@ page contentType="text/html; charset=utf-8" isErrorPage="true"%>
<%@ taglib uri="http://java.sun.com/jstl/core_rt" prefix="c"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn"%>
<%@ taglib uri="http://www.springframework.org/tags" prefix="spring"%>
<%@ taglib uri="http://www.springframework.org/tags/form" prefix="form"%>
<c:set var="basePath" value="${pageContext.request.contextPath}"/>

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就是怎么实现，在任务二项目里加个AOP的类，pom里加载依赖，配置好，然后呢？

1

1

aop

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

@Aspect
@Component
public class TimeInterceptor {
    private static Logger logger = LoggerFactory.getLogger(TimeInterceptor.class);
    //50ms
    private static final long TIME=50;

    //controller层的统计耗时切面，类型必须为final String类型的,注解里要使用的变量只能是静态常量类型的
    public static final String POINT = "execution (* com.ssm.controller.*.*(..))";
    /**
     * 统计方法执行耗时Around环绕通知
     */
    @Around(POINT)
    public Object timeAround(ProceedingJoinPoint joinPoint) {
//         定义返回对象、得到方法需要的参数
        Object obj = null;
        Object[] args = joinPoint.getArgs();
        long startTime = System.currentTimeMillis();
        try {
            obj = joinPoint.proceed(args);
        } catch (Throwable e) {
            logger.error("统计某方法执行耗时环绕通知出错", e);
        }

// 获取执行的方法名
        long endTime = System.currentTimeMillis();
        MethodSignature signature = (MethodSignature) joinPoint.getSignature();
        String methodName = signature.getDeclaringTypeName() + "." + signature.getName();

        // 打印耗时的信息
        this.printExecTime(methodName, startTime, endTime);
        return obj;
    }

    /**
     * 打印方法执行耗时的信息
     */
    private void printExecTime(String methodName, long startTime, long endTime) {
        long diffTime = endTime - startTime;
//        if (diffTime>TIME) {
//            logger.info("-----------" + methodName + " 方法执行耗时:" + diffTime + " ms");
//        }
        logger.info("-----------" + methodName + "方法执行耗时 " + diffTime + " ms");
    }
}

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