springMSV

Talmai_dev

已于 2022-11-05 22:53:48 修改

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文章标签： spring java mybatis

于 2022-11-05 22:46:57 首次发布

本文链接：https://blog.youkuaiyun.com/qq_54549617/article/details/127710394

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创建maven项目

在这里插入图片描述

导入包 -确认版本修改maven包的路径

maven坐标

<properties>
	<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	<maven.compiler.source>1.8</maven.compiler.source>
	<maven.compiler.target>1.8</maven.compiler.target>
	<spring.version>5.0.2.RELEASE</spring.version>
	<slf4j.version>1.6.6</slf4j.version>
	<log4j.version>1.2.12</log4j.version>
	<mysql.version>8.0.19</mysql.version>
	<mybatis.version>3.4.5</mybatis.version>
</properties>

<dependencies>
	<!-- spring -->
	<dependency>
		<groupId>org.aspectj</groupId>
		<artifactId>aspectjweaver</artifactId>
		<version>1.8.7</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-aop</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-context</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-web</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-webmvc</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-test</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-tx</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>org.springframework</groupId>
		<artifactId>spring-jdbc</artifactId>
		<version>${spring.version}</version>
	</dependency>
	<dependency>
		<groupId>junit</groupId>
		<artifactId>junit</artifactId>
		<version>4.12</version>
		<scope>test</scope>
	</dependency>
	<!-- servlet -->
	<dependency>
		<groupId>javax.servlet</groupId>
		<artifactId>javax.servlet-api</artifactId>
		<version>4.0.1</version>
		<scope>provided</scope>
	</dependency>
	<dependency>
		<groupId>javax.servlet.jsp</groupId>
		<artifactId>jsp-api</artifactId>
		<version>2.2</version>
		<scope>provided</scope>
	</dependency>
	<dependency>
		<groupId>jstl</groupId>
		<artifactId>jstl</artifactId>
		<version>1.2</version>
	</dependency>
	<!-- log start -->
	<dependency>
		<groupId>log4j</groupId>
		<artifactId>log4j</artifactId>
		<version>${log4j.version}</version>
	</dependency>
	<dependency>
		<groupId>org.slf4j</groupId>
		<artifactId>slf4j-api</artifactId>
		<version>${slf4j.version}</version>
	</dependency>
	<dependency>
		<groupId>org.slf4j</groupId>
		<artifactId>slf4j-log4j12</artifactId>
		<version>${slf4j.version}</version>
	</dependency>
	<!-- mysql -->
	<dependency>
		<groupId>mysql</groupId>
		<artifactId>mysql-connector-java</artifactId>
		<version>${mysql.version}</version>
	</dependency>
	<!-- Connection Pool -->
	<dependency>
		<groupId>c3p0</groupId>
		<artifactId>c3p0</artifactId>
		<version>0.9.1.2</version>
		<type>jar</type>
		<scope>compile</scope>
	</dependency>
	<!-- mybatis -->
	<dependency>
		<groupId>org.mybatis</groupId>
		<artifactId>mybatis</artifactId>
		<version>${mybatis.version}</version>
	</dependency>
	<dependency>
		<groupId>org.mybatis</groupId>
		<artifactId>mybatis-spring</artifactId>
		<version>1.3.0</version>
	</dependency>
	<!-- Spring5和Thymeleaf整合包 -->
    <dependency>
        <groupId>org.thymeleaf</groupId>
        <artifactId>thymeleaf-spring5</artifactId>
        <version>3.0.12.RELEASE</version>
    </dependency>
    <!-- 日志 -->
    <dependency>
        <groupId>ch.qos.logback</groupId>
        <artifactId>logback-classic</artifactId>
        <version>1.2.3</version>
    </dependency>
</dependencies>

修改原配置文档web.xml

3.0

<?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"
	xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
	http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
	id="WebApp_ID" version="3.0">

</web-app>

4.0

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee 
         http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">

</web-app>

springmvc.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="
	http://www.springframework.org/schema/beans
	http://www.springframework.org/schema/beans/spring-beans.xsd
	http://www.springframework.org/schema/mvc
	http://www.springframework.org/schema/mvc/spring-mvc.xsd
	http://www.springframework.org/schema/context
	http://www.springframework.org/schema/context/spring-context.xsd">
	
</beans>

web.xml 参数手册

springMVC的编码过滤器

<!-- 配置springMVC的编码过滤器 -->
<filter>
    <filter-name>CharacterEncodingFilter</filter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    <!-- 初始化参数1：设置自定义编码，处理请求 -->
    <init-param>
        <param-name>encoding</param-name>
        <param-value>UTF-8</param-value>
    </init-param>
    <!-- 初始化参数2：处理响应编码 -->
    <init-param>
        <param-name>forceEncoding</param-name>
        <param-value>true</param-value>
    </init-param>
</filter>
<filter-mapping>
    <filter-name>CharacterEncodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>

获取请求方式过滤器

<!-- 配置springMVC获取请求方式过滤器，配合RESTful风格使用 -->
<filter>
	<filter-name>HiddenHttpMethodFilter</filter-name>
	<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filterclass>
</filter>
<filter-mapping>
	<filter-name>HiddenHttpMethodFilter</filter-name>
	<url-pattern>/*</url-pattern>
</filter-mapping>

前端控制器

<!-- 配置前端控制器 -->
<servlet>
	<servlet-name>dispatcherServlet</servlet-name>
	<servlet-class>org.springframework.web.servlet.DispatcherServlet
	</servlet-class>
	<!-- 配置初始化参数,加载springmvc.xml配置文件 -->
	<init-param>
		<param-name>contextConfigLocation</param-name>
		<!-- 写自己springmvc配置文件的名字 -->
		<param-value>classpath:springmvc.xml</param-value>
	</init-param>
	<!-- 优先级 -->
	<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
	<servlet-name>dispatcherServlet</servlet-name>
	<url-pattern>/</url-pattern>
</servlet-mapping>

监听器Spring整合SpringMVC

	<!-- 配置监听器,用于加载applicationContion.xml文件 -->
	<!-- 默认在WEB-INF下搜索文件,想自定义位置请设置contextConfigLocation -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener
		</listener-class>
	</listener>
	<!-- 自定义applicationContion.xml文件路径 -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:applicationContext.xml</param-value>
	</context-param>