1.在Eclipse上创建Maven项目,构建工程目录。
创建好项目后,在src/main/java文件中,新建包com.xxx.model(存放javabean), com.xxx.dao(存放spring与mybatis连接接口),com.xxx.service(service接口),.com.xxx.service.impl(service接口的实现),com.xxx.controller(存放控制层controller) ,
在src/main/resource文件夹中,新建包conf(存放配置文件), mapper(mybatis的mapper文件)
在src/test/java文件夹中,新建包cn.springmvc.test(存放测试文件)
在WEB-INF文件夹下新建jsp文件夹(存放jsp文件)
2.引入依赖包
在引入依赖包前,先在setting.xml配置好Maven本地仓库,
maven的本地仓库,在安装maven后并不会创建,它是在第一次执行maven命令的时候才被创建
maven本地仓库的默认位置:无论是Windows还是Linux,在用户的目录下都有一个.m2/repository/的仓库目录,这就是Maven仓库的默认位置
如何更改maven默认的本地仓库的位置:这里要引入一个新的元素:localRepository,它是存在于maven的settings.xml文件中
打开maven的pom文件,对本次开发所需使用的架包依次导入
<span style="font-size:12px;"><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.<span style="font-family:Microsoft YaHei;">xxx</span>.demo</groupId>
<artifactId>wechat</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>wechat Maven Webapp</name>
<url>http://maven.apache.org</url>
<properties>
<!-- spring版本号 -->
<spring.version>3.2.4.RELEASE</spring.version>
<!-- mybatis版本号 -->
<mybatis.version>3.2.4</mybatis.version>
<!-- log4j日志文件管理包版本 -->
<slf4j.version>1.6.6</slf4j.version>
<log4j.version>1.2.9</log4j.version>
</properties>
<dependencies>
<!-- spring核心包 -->
<!-- springframe start -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</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-oxm</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>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- springframe end -->
<!-- mybatis核心包 -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>${mybatis.version}</version>
</dependency>
<!-- mybatis/spring包 -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.2.2</version>
</dependency>
<!-- mysql驱动包 -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.29</version>
</dependency>
<!-- junit测试包 -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test</scope>
</dependency>
<!-- json数据 -->
<dependency>
<groupId>org.codehaus.jackson</groupId>
<artifactId>jackson-mapper-asl</artifactId>
<version>1.9.13</version>
</dependency>
<!-- 日志文件管理包 -->
<!-- log start -->
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>${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>
<!-- log end -->
</dependencies>
<build>
<finalName>wechat</finalName>
</build>
</project></span>
3.配置数据库连接
conf/jdbc.properties
mysql
driver=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/test1
username=<span style="font-family:Microsoft YaHei;">root</span>
password=<span style="font-family:Microsoft YaHei;">root</span>
#定义初始连接数
initialSize=0
#定义最大连接数
maxActive=20
#定义最大空闲
maxIdle=20
#定义最小空闲
minIdle=1
#定义最长等待时间
maxWait=60000
SQL Server
driver=com.microsoft.sqlserver.jdbc.SQLServerDriver
url=jdbc:sqlserver://localhost:1433;databaseName=<span style="font-family:Microsoft YaHei;">test1</span>
username=root
password=root
Oracle
<span style="font-size:12px;">#driver=oracle.jdbc.driver.OracleDriver
#url=jdbc:oracle:thin:@<span style="font-family:Microsoft YaHei;">localhost</span>:1521:<span style="font-family:Microsoft YaHei;">test1</span></span>
4.配置spring-mybatis.xml (mybatis的配置文件)
<span style="font-size:12px;"><?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"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.2.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.2.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.2.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-3.2.xsd">
<!-- 扫描文件(自动将servicec层注入) -->
<!-- <context:annotation-config /> -->
<context:component-scan base-package="com.<span style="font-size:14px;"><span style="font-family:Microsoft YaHei;"><strong>xxx</strong></span></span>.service"/>
<!-- 引入配置文件 -->
<bean id="propertyConfigurer"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="location" value="classpath:conf/jdbc.properties" />
</bean>
<!-- pring mysql -->
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
destroy-method="close">
<property name="driverClassName" value="${driver}" />
<property name="url" value="${url}" />
<property name="username" value="${username}" />
<property name="password" value="${password}" />
<!-- 初始化连接大小 -->
<property name="initialSize" value="${initialSize}"></property>
<!-- 连接池最大数量 -->
<property name="maxActive" value="${maxActive}"></property>
<!-- 连接池最大空闲 -->
<property name="maxIdle" value="${maxIdle}"></property>
<!-- 连接池最小空闲 -->
<property name="minIdle" value="${minIdle}"></property>
<!-- 获取连接最大等待时间 -->
<property name="maxWait" value="${maxWait}"></property>
</bean>
<!-- spring和MyBatis完美整合,不需要mybatis的配置映射文件,扫描所有mapper文件 -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<!-- <property name="configLocation" value="classpath:conf/mybatis-config.xml"/> -->
<property name="mapperLocations" value="classpath:mapper/*Mapper.xml" /> <!-- configLocation为mybatis属性 mapperLocations为所有mapper-->
</bean>
<!-- spring与mybatis整合配置,扫描所有dao -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.<span style="font-family:Microsoft YaHei;">xx</span>x.dao" />
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
</bean>
<!-- 配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
</beans></span>
4、配置Log4j
conf/log4j.properties
<span style="font-size:12px;"> #定义LOG输出级别
log4j.rootLogger=INFO,Console,File
#定义日志输出目的地为控制台
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.Target=System.out
#可以灵活地指定日志输出格式,下面一行是指定具体的格式
log4j.appender.Console.layout = org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n
#文件大小到达指定尺寸的时候产生一个新的文件
log4j.appender.File = org.apache.log4j.RollingFileAppender
#指定输出目录
log4j.appender.File.File = logs/xxx.log
#定义文件最大大小
log4j.appender.File.MaxFileSize = 10MB
# 输出所以日志,如果换成DEBUG表示输出DEBUG以上级别日志
log4j.appender.File.Threshold = ALL
log4j.appender.File.layout = org.apache.log4j.PatternLayout
log4j.appender.File.layout.ConversionPattern =[%p] [%d{yyyy-MM-dd HH\:mm\:ss}][%c]%m%n </span>
这里提醒下,如果properties文件输入不了中文的话,右击该properties文件--properties--Resource--Text
file encoding,选中other,选择其它编码方式,如UTF-8或GBK,这样就能在properties里面输入中文
5、Junit测试
5.1 创建测试表
DROP TABLE IF EXISTS `test_user`;
CREATE TABLE `t<span style="font-family:Microsoft YaHei;">est_</span>use<span style="font-family:Microsoft YaHei;">r</span>` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`<span style="font-family:Microsoft YaHei;">nick</span>name` varchar(40) NOT NULL,
`<span style="font-family:Microsoft YaHei;">state</span>` varchar(255) NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;
5.2 利用MyBatis Generator自动创建代码
5.3 创建测试类
/*
* @(#)com.xxx.test
* @(#)UserTest.java 2016年3月10日
*
* Copyright © 2001-2016, All rights reserved.
*/
package com.xxx.test;
import javax.annotation.Resource;
import org.apache.log4j.Logger;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import com.xxx.model.TestUser;
import com.xxx.service.TestUserService;
@RunWith(SpringJUnit4ClassRunner.class) //表示继承了SpringJUnit4ClassRunner类
//@TransactionConfiguration(transactionManager = "txManager", defaultRollback = true)
//@Transactional
@ContextConfiguration(locations = {"classpath:conf/spring-mybatis.xml"})
/**
* <P>Description: TODO</P>
* @ClassName: UserTest
*/
public class UserTest {
private static Logger logger = Logger.getLogger(UserTest.class);
@Resource
private TestUserService testUserService = null;
// @Before
// public void before(){
// @SuppressWarnings("resource")
// ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(new String[]{"classpath:conf/spring-mybatis.xml"});
// testUserService = (TestUserService) context.getBean("testUserServiceImpl");
// }
//
@Test
public void addTestUser(){
TestUser testUser = new TestUser();
testUser.setNickname("测试");
testUser.setState(1);
System.out.println(testUserService.insertUser(testUser));
}
}
6、整合SpringMVC
6.1 配置spring-mvc.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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.1.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<!-- 自动扫描该包,使SpringMVC认为包下用了@controller注解的类是控制器 -->
<context:component-scan base-package="com.<span style="font-family:Microsoft YaHei;">xxx</span>.controller" />
<!--避免IE执行AJAX时,返回JSON出现下载文件 -->
<bean id="mappingJacksonHttpMessageConverter"
class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html;charset=UTF-8</value>
</list>
</property>
</bean>
<!-- 启动SpringMVC的注解功能,完成请求和注解POJO的映射 -->
<bean
class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
<property name="messageConverters">
<list>
<ref bean="mappingJacksonHttpMessageConverter" /> <!-- JSON转换器 -->
</list>
</property>
</bean>
<!-- 定义跳转的文件的前后缀 ,视图模式配置-->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀,变成一个 可用的url地址 -->
<property name="prefix" value="/WEB-INF/jsp/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- 配置文件上传,如果没有使用文件上传可以不用配置,当然如果不配,那么配置文件中也不必引入上传组件包 -->
<bean id="multipartResolver"
class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<!-- 默认编码 -->
<property name="defaultEncoding" value="utf-8" />
<!-- 文件大小最大值 -->
<property name="maxUploadSize" value="10485760000" />
<!-- 内存中的最大值 -->
<property name="maxInMemorySize" value="40960" />
</bean>
</beans>
6.2 配置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"
version="3.0">
<display-name>Archetype Created Web Application</display-name>
<!-- Spring和mybatis的配置文件 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:conf/spring-mybatis.xml</param-value>
</context-param>
<!-- 编码过滤器 -->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<async-supported>true</async-supported>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- Spring监听器 -->
<listener>
<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>
<servlet-name>SpringMVC</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:conf/spring-mvc.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
<async-supported>true</async-supported>
</servlet>
<servlet-mapping>
<servlet-name>SpringMVC</servlet-name>
<!-- 此处可以可以配置成*.do,对应struts的后缀习惯 -->
<url-pattern>/</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>/static/*</url-pattern>
</servlet-mapping>
<!-- 出错页面定义 -->
<!--
<error-page>
<exception-type>java.lang.Throwable</exception-type>
<location>/WEB-INF/views/error/500.jsp</location>
</error-page>
<error-page>
<error-code>500</error-code>
<location>/WEB-INF/views/error/500.jsp</location>
</error-page>
<error-page>
<error-code>403</error-code>
<location>/WEB-INF/views/error/403.jsp</location>
</error-page>
<error-page>
<error-code>404</error-code>
<location>/WEB-INF/views/error/404.jsp</location>
</error-page>
<error-page>
<error-code>412</error-code>
<location>/WEB-INF/views/error/412.jsp</location>
</error-page>
-->
<welcome-file-list>
<welcome-file>/index.jsp</welcome-file>
</welcome-file-list>
</web-app>
6.3
测试
6.3.1 新建jsp页面 test.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>测试</title>
</head>
<body>
${testUser.nickname}
</body>
</html>
6.3.2 新建testUserController.java
<span style="font-size:12px;">/*
* @(#)com.<span style="font-family:Microsoft YaHei;">xxx</span>.controller
* @(#)testUserController.java 2016年3月14日
*
* Copyright © 2001-2016, All rights reserved.
*/
package com.<span style="font-family:Microsoft YaHei;">xxx</span>.controller;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import com.<span style="font-family:Microsoft YaHei;">xxx</span>.model.TestUser;
import com.<span style="font-family:Microsoft YaHei;">xxx</span>.service.TestUserService;
/**
* <P>Description: 测试用</P>
* @ClassName: testUserController
*/
@Controller
@RequestMapping("/user")
public class testUserController {
@Resource
private TestUserService testUserService;
@RequestMapping("/testGetUser")
public String toIndex(HttpServletRequest request,Model model){
int userId = Integer.parseInt(request.getParameter("id"));
TestUser testUser = this.testUserService.getTestUserById(userId);
model.addAttribute("testUser",testUser);
return "test";
}
}</span>
6.3.3 配置tomcat服务器,部署项目
输入地址:http://localhost:8080/项目名称/user/testGetUser?id=2
另:整合tiles框架
Tiles框架特性和内容Tiles框架为创建Web页面提供了一种模板机制,它能将网页的布局和内容分离。它允许先创建模板,然后在运行时动态地将内容插入到模板中。
1.添加依赖包,pom.xml中添加依赖,版本3.0.5
<tiles.version>3.0.5</tiles.version>
<!-- Tiles -->
<dependency>
<groupId>org.apache.tiles</groupId>
<artifactId>tiles-api</artifactId>
<version>${tiles.version}</version>
</dependency>
<dependency>
<groupId>org.apache.tiles</groupId>
<artifactId>tiles-core</artifactId>
<version>${tiles.version}</version>
</dependency>
<dependency>
<groupId>org.apache.tiles</groupId>
<artifactId>tiles-jsp</artifactId>
<version>${tiles.version}</version>
</dependency>
<dependency>
<groupId>org.apache.tiles</groupId>
<artifactId>tiles-servlet</artifactId>
<version>${tiles.version}</version>
</dependency>
<dependency>
<groupId>org.apache.tiles</groupId>
<artifactId>tiles-template</artifactId>
<version>${tiles.version}</version>
</dependency>
2.spring-mvc.xml 文件中添加配置
<!-- tiles页面解析器 -->
<bean
id="tilesviewResolver"
class="org.springframework.web.servlet.view.tiles3.TilesViewResolver">
<property
name="order"
value="0"></property>
</bean>
<!-- tiles配置器-->
<bean id="tilesConfigurer"
class="org.springframework.web.servlet.view.tiles3.TilesConfigurer">
<property name="definitions">
<list>
<value>/WEB-INF/tiles.xml</value>
</list>
</property>
</bean>
3.添加tiles.xml
/webapp/WEB-INF/tiles.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE tiles-definitions PUBLIC
"-//Apache Software Foundation//DTD Tiles Configuration 2.0//EN"
"http://tiles.apache.org/dtds/tiles-config_2_0.dtd">
<tiles-definitions>
<definition name="base.definition"
template="/WEB-INF/jsp/common/layout.jsp">
<put-attribute name="title" value="wechat" />
<put-attribute name="header" value="/WEB-INF/jsp/common/top.jsp" />
<put-attribute name="menu" value="/WEB-INF/jsp/common/left.jsp" />
<put-attribute name="body" value="" />
<put-attribute name="footer" value="" />
</definition>
<!-- 测试用 -->
<definition name="showUserView" extends="base.definition">
<put-attribute name="title" value=""/>
<put-attribute name="body" value="/WEB-INF/jsp/test.jsp"/>
</definition>
</tiles-definitions>
4.设计页面布局,创建布局模版:layout.jsp
新增共用的页面头部,菜单和尾部:top.jsp、left.jsp、footer.jsp,然后引入到layout.jsp
最后每个需求这些共用页面的body都继承布局模版
5.controller 返回的视图名称和tiles.xml中配置的name要一致
<span style="font-size:12px;">@RequestMapping("/testGetUser")
public String toIndex(HttpServletRequest request,Model model){
int userId = Integer.parseInt(request.getParameter("id"));
TestUser testUser = this.testUserService.getTestUserById(userId);
model.addAttribute("testUser",testUser);</span>
return "showUserView";