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求学大作战的模块儿

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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运行时可以出现首页，但是不能跳转推荐和职位页面

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1

tiles

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:aop="http://www.springframework.org/schema/aop"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/context
       http://www.springframework.org/schema/context/spring-context.xsd
       http://www.springframework.org/schema/mvc
       http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd">
    <context:annotation-config/>
    <!-- 扫描web相关的bean -->
    <context:component-scan base-package="com.yl.controller"/>

    <!-- 开启SpringMVC注解模式 -->
    <mvc:annotation-driven/>

    <!-- 静态资源默认servlet配置 -->
    <mvc:default-servlet-handler/>



    <!-- 配置一个视图解析器（配置jsp 显示ViewResolver） -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
        <property name="prefix" value="/WEB-INF/view/core/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

    <!-- tiles视图解释类 -->
    <bean id="tilesViewResolver" class="org.springframework.web.servlet.view.UrlBasedViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.tiles3.TilesView" />
    </bean>

    <!-- tiles配置路径 -->
    <bean id="tilesConfigurer" class="org.springframework.web.servlet.view.tiles3.TilesConfigurer">
        <property name="definitions">
            <list>
                <value>/statics/tiles/*.xml</value>
            </list>
        </property>
    </bean>

</beans>

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web项目导入intellij 时，tomcat一直启动失败

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1

springRMI

class="cursor-pointer"> 详细描述

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restful的风格GET不到请求

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1

rest

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

  @RequestMapping(value = "/student/{id}",method =RequestMethod.GET)
    public String getStu(@PathVariable Long id, Model model) {
//        if (stu.getStuById(id)!=null){
        logger.info("Processing trade with id: {}  ", id);
        model.addAttribute("student", stu.getStuById(id));
        return "message";
//        else
//            return "error";

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mysql经常挂掉怎么解决

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1

数据库

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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filter里使用request获取不到参数

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1

SSM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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因权限不足，jetty启动失败

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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使用jwt生产token出现异常

1

1

会话管理

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

public class JwtUtil {
public static String encode(String key, Map<String, Object> param, String salt) {
//增加盐值
       if (salt != null) {
key += salt;
       }
//采用hs256的方法来进行编码
       JwtBuilder jwtBuilder = Jwts.builder().signWith(SignatureAlgorithm.HS256, key);
       //设置参数
       jwtBuilder = jwtBuilder.setClaims(param);

       String token = jwtBuilder.compact();
       return token;

   }


public static Map<String, Object> decode(String token, String key, String salt) {
Claims claims = null;
       if (salt != null) {
key += salt;
       }
try {
claims = Jwts.parser().setSigningKey(key).parseClaimsJws(token).getBody();
       } catch (JwtException e) {
return null;
       }
return claims;
   }
}

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重新加载nginx配置文件时，提示pid不存在(CentOS)

1

1

Nginx

class="cursor-pointer"> 详细描述

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批量往数据库导入数据遇到的问题

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

 public static void insertTable(Properties p, String tableName) throws Exception{
        Connection connection = getConnection(p);
        InputStream inputStream = TransferData.class.getResourceAsStream("/"+tableName+".txt");
        BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
        PreparedStatement preparedStatement = connection.prepareStatement(table_quote.get(tableName));
        String line;

        int linecount = 1;
        String[] params = null;
        try {
            while ((line = reader.readLine()) != null){
                params = line.replaceAll("'","").split(",");
                for(int i=0;i<params.length;i++) {
                    preparedStatement.setObject(i+1,params[i].trim());
                }
                preparedStatement.addBatch();
                if (linecount % 1000 == 0) {
                    preparedStatement.executeBatch();
                    connection.commit();
                }
                linecount++;

            }
            preparedStatement.executeBatch();
            connection.commit();
            preparedStatement.close();
            connection.close();
            inputStream.close();
        } catch (Exception e) {
            e.printStackTrace();
            throw e;
        }
    }

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