出现404报错信息：
1.我出现的错误是配置没问题，找了一圈发现自己单词拼错了，导致运行不了，出现404
2.配置问题：
jar包：首先导入spring 的jar包15个，log4j两个，junit两个。（我是直接在电脑上建了一个文件夹，用的时候直接复制粘贴，不用每次来回倒）
配置文件：log4j.xml:
<?xml version="1.0" encoding="UTF-8"?>
<!-- status=debug 可以查看log4j的装配过程 -->
<configuration status="off" monitorInterval="1800">
<appenders>
<!-- 定义控制台输出 -->
<Console name="Console" target="SYSTEM_OUT" follow="true">
<PatternLayout
pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
</Console>
<RollingRandomAccessFile name="System"
fileName="logs/mvchain/system.log" filePattern="logs/mvchain/system_%d{yyyy-MM-dd}_%i.log">
<PatternLayout
pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
<Policies>
<!-- 多长时间生成一个文件;默认1天 -->
<TimeBasedTriggeringPolicy interval="1"
modulate="true" />
<!-- 多大的文件要切分 -->
<SizeBasedTriggeringPolicy size="5K" />
</Policies>
</RollingRandomAccessFile>
<!-- 外部打印日志 -->
<RollingRandomAccessFile name="Outer"
fileName="logs/mvchain/outer.log" filePattern="logs/mvchain/outer_%d{yyyy-MM-dd}_%i.log">
<PatternLayout
pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
<Policies>
<TimeBasedTriggeringPolicy interval="1"
modulate="true" />
<SizeBasedTriggeringPolicy size="100M" />
</Policies>
</RollingRandomAccessFile>
<!-- 线程打印日志 -->
<RollingRandomAccessFile name="Timer"
fileName="logs/mvchain/timer.log" filePattern="logs/mvchain/timer_%d{yyyy-MM-dd}_%i.log">
<PatternLayout
pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
<Policies>
<TimeBasedTriggeringPolicy interval="1"
modulate="true" />
<SizeBasedTriggeringPolicy size="100M" />
</Policies>
</RollingRandomAccessFile>
</appenders>
<loggers>
<!-- Root Logger(这个是整个配置文件的入口 -->
<root level="trace">
<!-- 调用定义的log4j配置
console:指的是名字;(在这个标签中定义configuration==>appenders这下面标签的name属性 )
-->
<appender-ref ref="Console" />
<appender-ref ref="System" />
</root>
<!-- 外部日志,分开日志,name为getLogger()
console:指的是名字;(在这个标签中定义configuration==>appenders这下面标签的name属性 )
下面定义的多个组合,logger标签中任意组合
-->
<logger name="SystemLog" level="info" additivity="false">
<appender-ref ref="Console" />
<appender-ref ref="System" />
</logger>
<!-- 外部日志,分开日志,name为getLogger() -->
<logger name="OuterLog" level="info" additivity="false">
<!-- 日志文件要输出到三个地方,控制台,系统文件,外部文件 -->
<appender-ref ref="Console" />
<appender-ref ref="System" />
<appender-ref ref="Outer" />
</logger>
<!-- 线程日志,分开日志,name为getLogger() -->
<logger name="TimerLog" level="info" additivity="false">
<!-- 日志文件要输出到三个地方,控制台,系统文件,外部文件 -->
<appender-ref ref="Console" />
<appender-ref ref="System" />
<appender-ref ref="Outer" />
</logger>
</loggers>
</configuration>
web.xml:
1 <?xml version="1.0" encoding="UTF-8"?> 2 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 3 xmlns="http://xmlns.jcp.org/xml/ns/javaee" 4 xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd" 5 id="WebApp_ID" version="4.0"> 6 <display-name>01_spring_mvc2<https://img.qb5200.com/download-x/display-name> 7 <!-- 配置开始 --> 8 <servlet> 9 <servlet-name>DispatcherServlet</servlet-name> 10 <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> 11 <!-- 一起动就初始化此servlet,数字小的先加载，大的后加载 --> 12 <init-param> 13 <param-name>contextConfigLocation</param-name> 14 <param-value>classpath*:applicationContext_*.xml</param-value> 15 </init-param> 16 17 <load-on-startup> 1</load-on-startup> 18 </servlet> 19 20 <servlet-mapping> 21 <servlet-name>DispatcherServlet</servlet-name> 22 <!-- 所有url启动要以htm结尾才会访问此servlet --> 23 <url-pattern>*.htm</url-pattern> 24 25 </servlet-mapping> 26 <!-- 配置结束 --> 27 28 <welcome-file-list> 29 <welcome-file>index.html</welcome-file> 30 <welcome-file>index.htm</welcome-file> 31 <welcome-file>index.jsp</welcome-file> 32 <welcome-file>default.html</welcome-file> 33 <welcome-file>default.htm</welcome-file> 34 <welcome-file>default.jsp</welcome-file> 35 </welcome-file-list> 36 </web-app>
index.jsp
1 <%@ page language="java" contentType="text/html; charset=UTF-8"
2 pageEncoding="UTF-8"%>
3 <!DOCTYPE html>
4 <html>
5 <head>
6 <meta charset="UTF-8">
7 <title>首页</title>
8 </head>
9 <body>
10 <!-- 项目命 -->
11 ${pageContext.request.contextPath }
12 <table border="1"style="width:80%">
13 <tr>
14
15 <td>名字</td>
16 <td>连接</td>
17 </tr>
18
19 <tr>
20
21 <td>xml</td>
22 <td>
23 <a href="${pageContext.request.contextPath}/xmlController.htm" target="_blank">xml</a>
24 </td>
25 </tr>
26 <tr>
27
28 <td>anno</td>
29 <td><a href="${pageContext.request.contextPath}/test1.htm" target="_blank">anno</a></td>
30 </tr>
31
32 <tr>
33
34 <td>anno2</td>
35 <td><a href="${pageContext.request.contextPath}/test2.htm" target="_blank">anno2</a></td>
36 </tr>
37
38
39 </table>
40
41 </body>
42 </html>
applicationContext_common.xml:
1 <?xml version="1.0" encoding="UTF-8"?> 2 <beans xmlns="http://www.springframework.org/schema/beans" 3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 4 xmlns:context="http://www.springframework.org/schema/context" 5 xmlns:aop="http://www.springframework.org/schema/aop" 6 xsi:schemaLocation="http://www.springframework.org/schema/beans 7 https://www.springframework.org/schema/beans/spring-beans.xsd 8 http://www.springframework.org/schema/context 9 https://www.springframework.org/schema/context/spring-context.xsd 10 http://www.springframework.org/schema/aop 11 https://www.springframework.org/schema/aop/spring-aop.xsd"> 12 <context:component-scan 13 base-package="conttroller"></context:component-scan> 14 15 <bean id="xmlController" name="/xmlController.htm" 16 class="conttroller.XmlController"> 17 </bean> 18 19 20 </beans>
另外还需要一个Java文件和jsp就不粘贴
