搭建ssm框架项目

参考这篇博客

引入thymeleaf

引入jar包

<?xml version="1.0" encoding="UTF-8"?><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/xsd/maven-4.0.0.xsd"><modelVersion>4.0.0</modelVersion><groupId>org.example</groupId><artifactId>testSSM2</artifactId><version>1.0-SNAPSHOT</version><packaging>war</packaging><name>testSSM2 Maven Webapp</name><!-- FIXME change it to the project's website --><url>http://www.example.com</url><properties><project.build.sourceEncoding>UTF-8</project.build.sourceEncoding><maven.compiler.source>1.7</maven.compiler.source><maven.compiler.target>1.7</maven.compiler.target></properties><dependencies><dependency><groupId>junit</groupId><artifactId>junit</artifactId><version>4.11</version><scope>test</scope></dependency><!-- 1.导入Spring相关的jar包 --><dependency><groupId>org.springframework</groupId><artifactId>spring-context</artifactId><version>4.3.18.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-core</artifactId><version>4.3.18.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-beans</artifactId><version>4.3.18.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-context-support</artifactId><version>4.3.18.RELEASE</version></dependency><!-- 导入mybatis的jar包 --><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>5.1.37</version></dependency><dependency><groupId>org.mybatis</groupId><artifactId>mybatis</artifactId><version>3.4.6</version></dependency><dependency><groupId>com.mchange</groupId><artifactId>c3p0</artifactId><version>0.9.5.2</version></dependency><!-- 配置日志信息--><dependency><groupId>log4j</groupId><artifactId>log4j</artifactId><version>1.2.17</version></dependency><!-- spring 整合 mybatis--><dependency><groupId>org.mybatis</groupId><artifactId>mybatis-spring</artifactId><version>1.3.0</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-jdbc</artifactId><version>4.3.18.RELEASE</version></dependency><!-- 4.导入springMVC需要的jar包--><dependency><groupId>org.springframework</groupId><artifactId>spring-webmvc</artifactId><version>4.3.18.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-web</artifactId><version>4.3.18.RELEASE</version></dependency><!-- 5.导入jstl jar包--><dependency><groupId>javax.servlet</groupId><artifactId>jstl</artifactId><version>1.2</version></dependency><!-- 6.加入分页 需要的jar包--><dependency><groupId>com.github.pagehelper</groupId><artifactId>pagehelper</artifactId><version>5.1.2</version></dependency><!-- 7.导入jsp和servlet --><!-- 配置servlet--><dependency><groupId>javax.servlet</groupId><artifactId>javax.servlet-api</artifactId><version>3.1.0</version><scope>provided</scope></dependency><!--配置jsp的依赖 --><dependency><groupId>javax.servlet.jsp</groupId><artifactId>jsp-api</artifactId><version>2.2</version><scope>provided</scope></dependency><!-- 8.添加thymeleaf需要的jar包--><dependency><groupId>org.thymeleaf</groupId><artifactId>thymeleaf</artifactId><version>3.0.9.RELEASE</version></dependency><dependency><groupId>org.thymeleaf</groupId><artifactId>thymeleaf-spring4</artifactId><version>3.0.9.RELEASE</version></dependency></dependencies><build><resources><resource><!-- 将Mapper的映射文件拷贝出来 --><directory>src/main/java</directory><includes><include>**/*.xml</include></includes><filtering>true</filtering></resource></resources><finalName>testSSM2</finalName><pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) --><plugins><plugin><artifactId>maven-clean-plugin</artifactId><version>3.1.0</version></plugin><!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging --><plugin><artifactId>maven-resources-plugin</artifactId><version>3.0.2</version></plugin><plugin><artifactId>maven-compiler-plugin</artifactId><version>3.8.0</version></plugin><plugin><artifactId>maven-surefire-plugin</artifactId><version>2.22.1</version></plugin><plugin><artifactId>maven-war-plugin</artifactId><version>3.2.2</version></plugin><plugin><artifactId>maven-install-plugin</artifactId><version>2.5.2</version></plugin><plugin><artifactId>maven-deploy-plugin</artifactId><version>2.8.2</version></plugin></plugins></pluginManagement></build>
</project>

修改springmvc配置文件

<?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:p="http://www.springframework.org/schema/p"xmlns:context="http://www.springframework.org/schema/context"xsi:schemaLocation="http://www.springframework.org/schema/beanshttp://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/contexthttp://www.springframework.org/schema/context/spring-context.xsd"><!-- 1. 配置  需要扫描的控制层在哪个包  --><context:component-scan base-package="com.test.controller"></context:component-scan><!-- 2 配置 视图解析器 中的 前缀和后缀  -->
<!--    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">-->
<!--        &lt;!&ndash; 设置前缀  &ndash;&gt;-->
<!--        <property name="prefix" value="/WEB-INF/"/>-->
<!--        &lt;!&ndash; 设置后缀 &ndash;&gt;-->
<!--        <property name="suffix" value=".jsp"/>-->
<!--    </bean>--><!-- 3.配置的是thymeleaf模板 --><!-- 使用thymeleaf解析 --><bean id="templateResolver"class="org.thymeleaf.spring4.templateresolver.SpringResourceTemplateResolver"><property name="prefix" value="/WEB-INF/views/" /><property name="suffix" value=".html" /><property name="templateMode" value="HTML" /><property name="cacheable" value="false" /><property name="characterEncoding" value="UTF-8"/><!--不加会乱码--></bean><bean id="templateEngine"class="org.thymeleaf.spring4.SpringTemplateEngine"><property name="templateResolver" ref="templateResolver" /></bean><bean class="org.thymeleaf.spring4.view.ThymeleafViewResolver"><property name="templateEngine" ref="templateEngine" /><!--解决中文乱码--><property name="characterEncoding" value="UTF-8"/></bean></beans>

修改web.xml

<?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://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><!-- 配置监听器  读spring的配置文件的 --><!-- 配置spring...xml文件的路径 --><context-param><param-name>contextConfigLocation</param-name><param-value>classpath:applicationContext.xml</param-value></context-param><!-- 配置context 加载的监听器   --><!-- 加载spring 的容器 --><listener><listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener><!-- 配置前端控制器--><servlet><servlet-name>dispatcherServlet</servlet-name><servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class><init-param><param-name>contextConfigLocation</param-name><param-value>classpath:springmvc.xml</param-value></init-param><load-on-startup>1</load-on-startup></servlet><servlet-mapping><servlet-name>dispatcherServlet</servlet-name><url-pattern>/</url-pattern></servlet-mapping><!--配置thymeleaf 让前端控制器放行.html页面 --><servlet-mapping><servlet-name>dispatcherServlet</servlet-name><url-pattern>*.html</url-pattern></servlet-mapping></web-app>

测试

package com.test.controller;import com.github.pagehelper.PageInfo;
import com.test.pojo.Items;
import com.test.service.IItemsService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;import java.util.List;@Controller
@RequestMapping("/items")
public class ItemsController {@Autowiredprivate IItemsService itemsService;public IItemsService getItemsService() {return itemsService;}public void setItemsService(IItemsService itemsService) {this.itemsService = itemsService;}@RequestMapping("/selectAllItems")public ModelAndView selectAllItems(){List<Items> itemsList= itemsService.selectItems();// System.out.println(itemsList);ModelAndView modelAndView=new ModelAndView();modelAndView.addObject("itemsList",itemsList);modelAndView.setViewName("showItems");return modelAndView;}@RequestMapping("/selectAllItemsByPage")public ModelAndView selectAllItemsByPage(@RequestParam(value ="pageindex",defaultValue = "1") int pageindex){PageInfo<Items> pageInfo= itemsService.selectItemsByPage(pageindex,2);ModelAndView modelAndView=new ModelAndView();modelAndView.addObject("pageInfo",pageInfo);modelAndView.setViewName("showItemsByPage");return modelAndView;}@RequestMapping("/testThymeleaf")public  ModelAndView testThymeleaf(){ModelAndView modelAndView=new ModelAndView();modelAndView.addObject("uname","aaa");modelAndView.setViewName("test");// WEB-INF/views/test.htmlreturn modelAndView;}
}

<!DOCTYPE html>
<html lang="en"  xmlns:th="http://www.thymeleaf.org">
<head><meta charset="UTF-8"><title>Title</title></head>
<body><div th:text="${uname}" style="background-color: pink">这里是用来显示用户名的</div></body>
</html>