我的第一篇技术博客（随便）

时间：2022-07-30 23:48:01

这个是我入行两年来的第一篇博客，想想还是先从搭建一个框架开始吧。

第一，先确定使用什么框架，使用什么的开发方式，我这里使用的是spring mvc 用的maven。下面就可以大体确定jar了。下面是我的pom中导入的jar

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>template</groupId>
  <artifactId>template</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>template Maven Webapp</name>
  <url>http://maven.apache.org</url>
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>
    
   <!-- 常用jar包 -->
   <!-- spring与spring MVC依赖jar包 -->
   <dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-context</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-expression</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-aop</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-tx</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-beans</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-test</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-webmvc</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-web</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-context-support</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-core</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-jdbc</artifactId>
		<version>4.3.4.RELEASE</version>
	</dependency>
   <!-- excel相关依赖jar包 -->
   
   <dependency>
		<groupId>org.apache.poi</groupId>
		<artifactId>poi</artifactId>
		<version>3.15</version>
	</dependency>
	<dependency>
	    <groupId>org.apache.poi</groupId>
	    <artifactId>poi-ooxml</artifactId>
	    <version>3.15</version>
	</dependency>
	<dependency>
	   <groupId>org.apache.poi</groupId>
	   <artifactId>poi-scratchpad</artifactId>
	   <version>3.15</version>
	</dependency>
	<dependency>
	    <groupId>org.apache.poi</groupId>
	    <artifactId>poi-ooxml-schemas</artifactId>
	    <version>3.15</version>
	</dependency>
	<dependency>
	    <groupId>org.apache.poi</groupId>
	    <artifactId>poi-examples</artifactId>
	    <version>3.15</version>
	</dependency>

   <dependency>
		<groupId>commons-attributes</groupId>
		<artifactId>commons-attributes-api</artifactId>
		<version>2.1</version>
	</dependency>
	<dependency>
		<groupId>commons-attributes</groupId>
		<artifactId>commons-attributes-compiler</artifactId>
		<version>2.1</version>
	</dependency>
	<dependency>
		<groupId>ant</groupId>
		<artifactId>ant</artifactId>
		<version>1.6.5</version>
	</dependency>

	<dependency>
		<groupId>commons-beanutils</groupId>
		<artifactId>commons-beanutils-core</artifactId>
		<version>1.8.3</version>
	</dependency>
	<dependency>
		<groupId>commons-codec</groupId>
		<artifactId>commons-codec</artifactId>
		<version>1.10</version>
	</dependency>
	<dependency>
		<groupId>commons-collections</groupId>
		<artifactId>commons-collections</artifactId>
		<version>3.2.2</version>
	</dependency>
	<dependency>
		<groupId>commons-dbcp</groupId>
		<artifactId>commons-dbcp</artifactId>
		<version>1.4</version>
	</dependency>
	<dependency>
		<groupId>commons-httpclient</groupId>
		<artifactId>commons-httpclient</artifactId>
		<version>3.1</version>
	</dependency>
	<dependency>
		<groupId>commons-io</groupId>
		<artifactId>commons-io</artifactId>
		<version>2.4</version>
	</dependency>
	<dependency>
		<groupId>commons-lang</groupId>
		<artifactId>commons-lang</artifactId>
		<version>2.6</version>
	</dependency>
	<dependency>
		<groupId>commons-logging</groupId>
		<artifactId>commons-logging</artifactId>
		<version>1.1.3</version>
	</dependency>
	<dependency>
		<groupId>commons-pool</groupId>
		<artifactId>commons-pool</artifactId>
		<version>1.6</version>
	</dependency>
	<dependency>
		<groupId>net.sf.ezmorph</groupId>
		<artifactId>ezmorph</artifactId>
		<version>1.0.6</version>
	</dependency>
	<dependency>
		<groupId>net.sf.json-lib</groupId>
		<artifactId>json-lib</artifactId>
		<version>2.4</version>
		<classifier>jdk15</classifier>
	</dependency>
  </dependencies>
  <build>
    <finalName>template</finalName>
  </build>
</project>
先加这么多，以后可以酌情添加。下面就是配置web.xml文件 

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
	id="WebApp_ID" version="3.0">
	<display-name>Archetype Created Web Application</display-name>
  
	<context-param>
		<param-name>spring.profiles.active</param-name>
		<param-value>dev</param-value>
	</context-param>
	<context-param>
		<param-name>spring.profiles.default</param-name>
		<param-value>dev</param-value>
	</context-param>
	<context-param>
		<param-name>spring.liveBeansView.mbeanDomain</param-name>
		<param-value>dev</param-value>
	</context-param>
	
	<context-param>
    	<param-name>contextConfigLocation</param-name>
    	<param-value>classpath:spring/ApplicationContext.xml</param-value>
  	</context-param>
  	<context-param>
    	<param-name>log4jConfigLocation</param-name>
    	<param-value>classpath:log4j.properties</param-value>
  	</context-param>
	<filter>
		<description>字符集过滤器</description>
		<filter-name>encodingFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<init-param>
			<description>字符集编码</description>
			<param-name>encoding</param-name>
			<param-value>UTF-8</param-value>
		</init-param>
	</filter>
	<filter-mapping>
		<filter-name>encodingFilter</filter-name>
		<url-pattern>*.shtml</url-pattern>
	</filter-mapping>
	
	<listener>
		<description>日志监听器</description>
		<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
	</listener>
	<listener>
		<description>spring监听器</description>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<!-- 防止spring内存溢出监听器 -->
	<listener>
		<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
	</listener>
	<!-- spring mvc servlet -->
	<servlet>
		<description>spring mvc servlet</description>
		<servlet-name>springMvc</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<init-param>
			<description>spring mvc 配置文件</description>
			<param-name>contextConfigLocation</param-name>
			<param-value>classpath:spring/ApplicationContext-mvc.xml</param-value>
		</init-param>
		<load-on-startup>1</load-on-startup>
	</servlet>
	<servlet-mapping>
		<servlet-name>springMvc</servlet-name>
		<url-pattern>*.shtml</url-pattern>
	</servlet-mapping>
	<welcome-file-list>
		<welcome-file>index.jsp</welcome-file>
	</welcome-file-list>
	<error-page>
		<error-code>404</error-code>
		<location>/open/404.shtml</location>
	</error-page>
	<error-page>
		<error-code>500</error-code>
		<location>/open/404.shtml</location>
	</error-page>
	<!-- 配置session超时时间，单位分钟 -->
	<session-config>
		<session-timeout>900</session-timeout>
	</session-config>
</web-app>
如上面所示，有过滤器，监听器，还有一个配置的servlet.其中springMvc是一个核心配置，spring的核心配置也在里面，主要关联在Application-mvc





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