freemarker + spring mvc + spring + mybatis + mysql + maven项目搭建
今天说说搭建项目,使用freemarker + spring mvc + spring + mybatis + mysql + maven搭建web项目。
先假设您已经配置好eclipse的maven,创建好一个maven的web项目--Demo。我这里是jdk1.7,tomcat7。
修改pom.xml如下:
- <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>com.service</groupId>
- <artifactId>Demo</artifactId>
- <packaging>war</packaging>
- <version>0.0.1-SNAPSHOT</version>
- <name>Demo Maven Webapp</name>
- <url>http://maven.apache.org</url>
- <properties>
- <spring.version>4.0.7.RELEASE</spring.version>
- </properties>
- <dependencies>
- <dependency>
- <groupId>junit</groupId>
- <artifactId>junit</artifactId>
- <version>3.8.1</version>
- <scope>test</scope>
- </dependency>
- <!-- 第三方依赖 -->
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-webmvc</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-orm</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-context-support</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.mybatis</groupId>
- <artifactId>mybatis</artifactId>
- <version>3.1.1</version>
- </dependency>
- <dependency>
- <groupId>org.mybatis</groupId>
- <artifactId>mybatis-spring</artifactId>
- <version>1.2.0</version>
- </dependency>
- <dependency>
- <groupId>mysql</groupId>
- <artifactId>mysql-connector-java</artifactId>
- <version>5.1.6</version>
- </dependency>
- <dependency>
- <groupId>org.freemarker</groupId>
- <artifactId>freemarker</artifactId>
- <version>2.3.20</version>
- </dependency>
- <dependency>
- <groupId>log4j</groupId>
- <artifactId>log4j</artifactId>
- <version>1.2.7</version>
- </dependency>
- <dependency>
- <groupId>javax.servlet</groupId>
- <artifactId>javax.servlet-api</artifactId>
- <version>3.1.0</version>
- </dependency>
- <dependency>
- <groupId>c3p0</groupId>
- <artifactId>c3p0</artifactId>
- <version>0.9.1.2</version>
- </dependency>
- </dependencies>
- <build>
- <finalName>Demo</finalName>
- </build>
- </project>
接下来配置web.xml
- <?xml version="1.0" encoding="UTF-8"?>
- <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
- http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
- <display-name>Demo</display-name>
- <!-- 定义Spring配置文件位置 -->
- <context-param>
- <param-name>contextConfigLocation</param-name>
- <param-value>classpath:config/spring/*-context.xml</param-value>
- </context-param>
- <!-- Spring 配置 -->
- <listener>
- <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
- </listener>
- <!-- CharacterEncodingFilter configuration -->
- <filter>
- <display-name>CharacterEncodingFilter</display-name>
- <filter-name>CharacterEncodingFilter</filter-name>
- <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
- <init-param>
- <param-name>encoding</param-name>
- <param-value>UTF-8</param-value>
- </init-param>
- <init-param>
- <param-name>forceEncoding</param-name>
- <param-value>true</param-value>
- </init-param>
- </filter>
- <!-- Spring MVC 框架 -->
- <servlet>
- <servlet-name>springmvc</servlet-name>
- <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
- <init-param>
- <param-name>contextConfigLocation</param-name>
- <param-value>classpath:config/spring/mvc-context.xml</param-value>
- </init-param>
- <load-on-startup>1</load-on-startup>
- </servlet>
- <servlet-mapping>
- <servlet-name>springmvc</servlet-name>
- <url-pattern>*.html</url-pattern>
- </servlet-mapping>
- <!--Spring log4j Config loader -->
- <listener>
- <listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
- </listener>
- <context-param>
- <param-name>log4jConfigLocation</param-name>
- <param-value>classpath:log4j.properties</param-value>
- </context-param>
- <context-param>
- <param-name>log4jRefreshInterval</param-name>
- <param-value>60000</param-value>
- </context-param>
- <welcome-file-list>
- <welcome-file>/index.html</welcome-file>
- </welcome-file-list>
- </web-app>
首先配置一下log4j,在src/main/resource/包下新建文件log4j.properties
- #
- # Log4J Settings for log4j 1.2.x (via jakarta-commons-logging)
- #
- # The five logging levels used by Log are (in order):
- #
- # 1. DEBUG (the least serious)
- # 2. INFO
- # 3. WARN
- # 4. ERROR
- # 5. FATAL (the most serious)
- # Set root logger level to INFO and append to stdout
- log4j.rootLogger=INFO,stdout,file
- ## test print console
- log4j.appender.stdout=org.apache.log4j.ConsoleAppender
- log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
- log4j.appender.stdout.layout.ConversionPattern=[%p]%-d{yyyy-MM-dd HH\:mm\:ss}[%c\:%L] %m%n
- log4j.appender.file=org.apache.log4j.DailyRollingFileAppender
- log4j.appender.file.File=/logs/demo.log
- log4j.appender.file.DatePattern='.'yyyy-MM-dd
- log4j.appender.file.layout=org.apache.log4j.PatternLayout
- log4j.appender.file.layout.ConversionPattern=[%p]%-d{yyyy-MM-dd HH\:mm\:ss}[%c\:%L] %m%n
接下来配置sping,按照web.xml的配置,在src/main/resource/包下新建目录config,在config目录下新建spring目录,在spring目录下新建文件application-context.xml
- <?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:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context"
- xmlns:tx="http://www.springframework.org/schema/tx"
- xsi:schemaLocation="
- http://www.springframework.org/schema/aop
- http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
- http://www.springframework.org/schema/context
- http://www.springframework.org/schema/context/spring-context-4.0.xsd
- http://www.springframework.org/schema/tx
- http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
- http://www.springframework.org/schema/beans
- http://www.springframework.org/schema/beans/spring-beans-4.0.xsd">
- <!-- 注解探测器 -->
- <context:component-scan base-package="com.service" />
- <!-- 读取配置文件 -->
- <context:property-placeholder
- location="classpath:config/base/datasource.properties"
- ignore-unresolvable="true" />
- <!-- 数据源 -->
- <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"
- destroy-method="close">
- <!-- 指定连接数据库的驱动 -->
- <property name="driverClass" value="${database.driverClassName}" />
- <property name="jdbcUrl" value="${database.url}" />
- <property name="user" value="${database.username}" />
- <property name="password" value="${database.password}" />
- <!-- 指定连接数据库连接池的最大连接数 -->
- <property name="maxPoolSize" value="${pool.maxPoolSize}" />
- <!-- 指定连接数据库连接池的最小连接数 -->
- <property name="minPoolSize" value="${pool.minPoolSize}" />
- <!-- 指定连接数据库连接池的初始化连接数 -->
- <property name="initialPoolSize" value="${pool.initialPoolSize}" />
- <!-- 指定连接数据库连接池的连接的最大空闲时间 -->
- <property name="maxIdleTime" value="${pool.maxIdleTime}" />
- <!-- 连接关闭时默认将所有未提交的操作回滚。默认:false -->
- <property name="autoCommitOnClose" value="${pool.autoCommitOnClose}" />
- <!-- 当连接用完时,等待获取新的连接,超时后将抛出SQLException,如果设置为0,则无限等待,单位毫秒,默认:0 -->
- <property name="checkoutTimeout" value="${pool.checkoutTimeout}" />
- <property name="acquireIncrement" value="${pool.acquireIncrement}" />
- <property name="acquireRetryAttempts" value="${pool.acquireRetryAttempts}" />
- </bean>
- <!-- factory -->
- <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
- <property name="mapperLocations" value="classpath:com/service/dao/*Mapper.xml" />
- <property name="dataSource" ref="dataSource" />
- </bean>
- <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
- <property name="annotationClass" value="org.springframework.stereotype.Repository" />
- <property name="basePackage" value="com.service.dao" />
- </bean>
- </beans>
在同样这个目录下配置spring mvc,新建文件mvc-context.xml
- <?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:mvc="http://www.springframework.org/schema/mvc"
- xmlns:context="http://www.springframework.org/schema/context"
- xmlns:task="http://www.springframework.org/schema/task"
- xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
- http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
- http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
- http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-4.0.xsd">
- <!-- 框架控制层 controller -->
- <!-- 注解探测器 -->
- <context:component-scan base-package="com.service.controller" />
- <mvc:annotation-driven />
- <!-- freemarker做为视图 -->
- <bean id="freemarkerConfig"
- class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer">
- <!--视图资源位置 -->
- <property name="templateLoaderPath" value="/WEB-INF/page/" />
- <property name="defaultEncoding" value="UTF-8" />
- <property name="freemarkerSettings">
- <props>
- <prop key="template_update_delay">0</prop><!-- 模板更新延时 -->
- <prop key="classic_compatible">true</prop>
- <prop key="locale">zh_CN</prop>
- <prop key="default_encoding">UTF-8</prop>
- <prop key="number_format">0.######</prop>
- </props>
- </property>
- <!-- 全局变量部分 -->
- <property name="freemarkerVariables">
- <map>
- <entry key="BasePath" value="${basePathWebUrl}" />
- <entry key="resourcePath" value="${resourcePathWebSite}" />
- <entry key="jsResourcePath" value="${jsPathWebSite}" />
- </map>
- </property>
- </bean>
- <!-- Freemarker配置 -->
- <bean id="ftlviewResolver"
- class="org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver">
- <property name="viewClass"
- value="org.springframework.web.servlet.view.freemarker.FreeMarkerView" />
- <property name="contentType" value="text/html;charset=UTF-8" />
- <property name="cache" value="true" />
- <property name="suffix" value=".html"></property>
- </bean>
- </beans>
同样在src/main/resource/config/目录下,新建base目录,新建一个数据库配置文件datasource.properties
- #Dstandard_test
- database.driverClassName=com.mysql.jdbc.Driver
- database.url=jdbc:mysql://127.0.0.1/demo?useUnicode=true&characterEncoding=UTF8&zeroDateTimeBehavior=convertToNull
- database.username=root
- database.password=123456
- pool.maxPoolSize=25
- pool.minPoolSize=3
- pool.initialPoolSize=3
- pool.maxIdleTime=180
- pool.checkoutTimeout=10000
- pool.acquireIncrement=3
- pool.acquireRetryAttempts=10
- pool.autoCommitOnClose=true
在本地安装好mysql数据库,创建一个数据库demo,新建一张表t_demo,两个字段demoid,demoname,并插入几条数据
- CREATE TABLE `t_demo` (
- `demoid` ) NOT NULL AUTO_INCREMENT,
- `demoname` ) DEFAULT NULL,
- PRIMARY KEY (`demoid`)
- ) ENGINE DEFAULT CHARSET=utf8;
在src/main/java/目录下新建包com.service.controller用来写控制器层代码。新建com.service.service写service层代码,com.service.dao写dao层代码,com.service.entity写实体类,代码分别如下:DemoController.java
- package com.service.controller;
- import java.util.List;
- import javax.annotation.Resource;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
- import org.apache.log4j.Logger;
- import org.springframework.stereotype.Controller;
- import org.springframework.ui.ModelMap;
- import org.springframework.web.bind.annotation.RequestMapping;
- import com.service.entity.DemoEntity;
- import com.service.service.DemoService;
- @Controller
- public class DemoController {
- public static final Logger logger = Logger.getLogger(DemoController.class);
- @Resource
- private DemoService demoService;
- /**
- * 首页
- *
- * @param request
- * @param response
- * @param model
- * @return
- */
- @RequestMapping("/index.html")
- public String index(HttpServletRequest request, HttpServletResponse response, ModelMap model) {
- logger.info(" " + " " + " 获取到数据");
- List<DemoEntity> demoList = demoService.getDemoList();
- model.put("demoList", demoList);
- return "index";
- }
- }
DemoService.java接口
- package com.service.service;
- import java.util.List;
- import com.service.entity.DemoEntity;
- public interface DemoService {
- public List<DemoEntity> getDemoList();
- }
DemoServiceImpl.java实现类
- package com.service.service;
- import java.util.List;
- import javax.annotation.Resource;
- import org.apache.log4j.Logger;
- import org.springframework.stereotype.Service;
- import com.service.dao.DemoDao;
- import com.service.entity.DemoEntity;
- @Service
- public class DemoServiceImpl implements DemoService {
- public static final Logger logger = Logger.getLogger(DemoServiceImpl.class);
- @Resource
- private DemoDao demoDao;
- @Override
- public List<DemoEntity> getDemoList() {
- logger.info("service test");
- List<DemoEntity> demoList = demoDao.getDemoList();
- return demoList;
- }
- }
DemoDao.java接口
- package com.service.dao;
- import java.util.List;
- import org.springframework.stereotype.Repository;
- import com.service.entity.DemoEntity;
- @Repository
- public interface DemoDao {
- public List<DemoEntity> getDemoList();
- }
DemoEntity.java实体类
- package com.service.entity;
- public class DemoEntity {
- private String demoId;
- private String demoName;
- public String getDemoId() {
- return demoId;
- }
- public void setDemoId(String demoId) {
- this.demoId = demoId;
- }
- public String getDemoName() {
- return demoName;
- }
- public void setDemoName(String demoName) {
- this.demoName = demoName;
- }
- }
在src/main/resource下新建目录com,在com目录下新建目录service,再在service下新建目录dao,然后就新建文件DemoMapper.xml,代码如下
- <?xml version="1.0" encoding="UTF-8" ?>
- <!DOCTYPE mapper
- PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
- "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
- <mapper namespace="com.service.dao.DemoDao">
- <sql id="tableName">t_demo</sql>
- <resultMap id="BaseResultMap" type="com.service.entity.DemoEntity">
- <id column="demoid" property="demoId" />
- <result column="demoname" property="demoName" />
- </resultMap>
- <!-- 统计总问题数 -->
- <select id="getDemoList" resultMap="BaseResultMap">
- select t1.demoid,t1.demoname
- from t_demo t1
- order by t1.demoid desc
- </select>
- </mapper>
到此,现在需要完成数据的展示部分,在WEB-INF目录下新建文件夹page,在page下新建文件index.html
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title>Insert title here</title>
- </head>
- <body>
- this is freemarker html! <br>
- <#if demoList??&&(demoList?size>0)>
- <#list demoList as list>
- ${list.demoId}--${list.demoName}<br>
- </#list>
- <#else> 暂无 </#if>
- </body>
- </html>
项目整体结构如下图
运行过后,结果如下
自此,项目搭建完成了。项目已经上传到github上,地址为:https://github.com/fudexue/Demo
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