《
《源码地址下载》》源码地址获首先我们先要弄清搭建项目的一般流程，需要注意哪些方面，想要什么样的效果，自己的功能有哪些？
（假设效果：项目目录结构清晰，能够查询到本地数据库中的内容。。）
1. 工程目录结构整理清楚
在src/main/java文件夹中，新建包cn.springmvc.model(存放javabean),
cn.springmvc.dao（存放spring与mybatis连接接口）,
cn.springmvc.service（service接口）,
cn.springmvc.service.impl（service接口的实现），
cn.springmvc.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）
这样项目结构基本完成了
回到顶部2. 引入依赖包
打开maven的pom文件，对本次开发所需使用的架包依次导入（maven项目管理的优势）
查找依赖结构有个不错的网站，
http://search.maven.org/ 只要输入包名即可查找引来关系
pom.xml(包依赖)
回到顶部3. 配置数据库连接属性
conf/ jdbc.properties（jdbc配置文件)
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jdbc_driverClassName=com.mysql.jdbc.Driver
jdbc_url=jdbc:mysql://localhost:3306/mydays?useUnicode=true&characterEncoding=utf-8
jdbc_username=root
jdbc_password=root
回到顶部4. 配置spring配置文件
conf/spring.xml(spring配置文件的扫描)
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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
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-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- 引入jdbc配置文件 -->
<context:property-placeholder location="classpath:conf/jdbc.properties"/>
<!-- 扫描文件（自动将servicec层注入） -->
<context:component-scan base-package="cn.springmvc.service"/>
</beans>
conf/spring-mybatis.xml（spring与mybatis连接属性）
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<?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">
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init"
destroy-method="close" >
<property name="driverClassName">
<value>${jdbc_driverClassName}</value>
</property>
<property name="url">
<value>${jdbc_url}</value>
</property>
<property name="username">
<value>${jdbc_username}</value>
</property>
<property name="password">
<value>${jdbc_password}</value>
</property>
<!-- 连接池最大使用连接数 -->
<property name="maxActive">
<value>20</value>
</property>
<!-- 初始化连接大小 -->
<property name="initialSize">
<value>1</value>
</property>
<!-- 获取连接最大等待时间 -->
<property name="maxWait">
<value>60000</value>
</property>
<!-- 连接池最大空闲 -->
<property name="maxIdle">
<value>20</value>
</property>
<!-- 连接池最小空闲 -->
<property name="minIdle">
<value>3</value>
</property>
<!-- 自动清除无用连接 -->
<property name="removeAbandoned">
<value>true</value>
</property>
<!-- 清除无用连接的等待时间 -->
<property name="removeAbandonedTimeout">
<value>180</value>
</property>
<!-- 连接属性 -->
<property name="connectionProperties">
<value>clientEncoding=UTF-8</value>
</property>
</bean>
<!-- mybatis文件配置，扫描所有mapper文件 -->
<bean id="sqlSessionFactory"
class="org.mybatis.spring.SqlSessionFactoryBean"
p:dataSource-ref="dataSource"
p:configLocation="classpath:conf/mybatis-config.xml"
p:mapperLocations="classpath:mapper/*.xml"/><!-- configLocation为mybatis属性 mapperLocations为所有mapper-->
<!-- spring与mybatis整合配置，扫描所有dao -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"
p:basePackage="cn.springmvc.dao"
p:sqlSessionFactoryBeanName="sqlSessionFactory"/>
<!-- 对数据源进行事务管理 -->
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager"
p:dataSource-ref="dataSource"/>
</beans>
回到顶部5. java代码编写（model，dao，service层代码）
cn.springmvc.model/User.java(用户基本信息)
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package cn.springmvc.model;
/**
* 用户表
*/
public class User {
private int id;
private int state;
private String nickname;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public int getState() {
return state;
}
public void setState(int state) {
this.state = state;
}
public String getNickname() {
return nickname;
}
public void setNickname(String nickname) {
this.nickname = nickname;
}
}
cn.springmvc.dao/UserDAO.java(dao操作接口)
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package cn.springmvc.dao;
import cn.springmvc.model.User;
public interface UserDAO {
/**
* 添加新用户
* @param user
* @return
*/
public int insertUser(User user);
}
cn.springmvc.service/UserService.java(service层接口)
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package cn.springmvc.service;
import cn.springmvc.model.User;
public interface UserService {
public int insertUser(User user);
}
cn.springmvc.service.impl/UserServiceImpl.java(service层接口实现)
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package cn.springmvc.service.impl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import cn.springmvc.dao.UserDAO;
import cn.springmvc.model.User;
import cn.springmvc.service.UserService;
@Service
public class UserServiceImpl implements UserService{
@Autowired
private UserDAO userDAO;
@Override
public int insertUser(User user) {
// TODO Auto-generated method stub
return userDAO.insertUser(user);
}
}
回到顶部6. mybatis配置
conf/mybatis-config.xml(mybatis配置的基本文件)
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<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
<!-- 命名空间 -->
<typeAliases>
<typeAlias alias="User" type="cn.springmvc.model.User"/>
</typeAliases>
<!-- 映射map -->
<mappers>
</mappers>
</configuration>
mapper/UserMapper.xml(mybatis的实现)
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<?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="cn.springmvc.dao.UserDAO">
<insert id="insertUser" parameterType="User" keyProperty="id">
insert into days_user(
state,
nickname)
values
(
#{state},
#{nickname})
</insert>
</mapper>
这样就完成了基本插入用户的功能！
回到顶部7. junit测试插入功能
cn.springmvc.test/UserTest.java(用户测试模块)
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package cn.springmvc.test;
import org.junit.Before;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import cn.springmvc.model.User;
import cn.springmvc.service.UserService;
public class UserTest {
private UserService userService;
@Before
public void before(){
@SuppressWarnings("resource")
ApplicationContext context = new ClassPathXmlApplicationContext(new String[]{"classpath:conf/spring.xml"
,"classpath:conf/spring-mybatis.xml"});
userService = (UserService) context.getBean("userServiceImpl");
}
@Test
public void addUser(){
User user = new User();
user.setNickname("你好");
user.setState(2);
System.out.println(userService.insertUser(user));
}
}
测试结果如图：
即完成插入功能！
回到顶部8. springMVC模块搭建
web.xml（web功能配置）
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<?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_2_5.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
id="WebApp_ID" version="2.5">
<display-name>Archetype Created Web Application</display-name>
<!-- 读取spring配置文件 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:conf/spring.xml;
classpath:conf/spring-mybatis.xml
</param-value>
</context-param>
<!-- 设计路径变量值 -->
<context-param>
<param-name>webAppRootKey</param-name>
<param-value>springmvc.root</param-value>
</context-param>
<!-- Spring字符集过滤器 -->
<filter>
<filter-name>SpringEncodingFilter</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>
<filter-mapping>
<filter-name>SpringEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 日志记录 -->
<context-param>
<!-- 日志配置文件路径 -->
<param-name>log4jConfigLocation</param-name>
<param-value>classpath:conf/log4j.properties</param-value>
</context-param>
<context-param>
<!-- 日志页面的刷新间隔 -->
<param-name>log4jRefreshInterval</param-name>
<param-value>6000</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
</listener>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- springMVC核心配置 -->
<servlet>
<servlet-name>spring</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>2</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>spring</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<!-- 错误跳转页面 -->
<error-page>
<!-- 路径不正确 -->
<error-code>404</error-code>
<location>/WEB-INF/errorpage/404.jsp</location>
</error-page>
<error-page>
<!-- 没有访问权限，访问被禁止 -->
<error-code>405</error-code>
<location>/WEB-INF/errorpage/405.jsp</location>
</error-page>
<error-page>
<!-- 内部错误 -->
<error-code>500</error-code>
<location>/WEB-INF/errorpage/500.jsp</location>
</error-page>
</web-app>
conf/spring-mvc.xml(mvc配置文件)
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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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-3.2.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.2.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">
<!-- 扫描controller（controller层注入） -->
<context:component-scan base-package="cn.springmvc.controller"/>
<!-- 避免IE在ajax请求时，返回json出现下载 -->
<bean id="jacksonMessageConverter" class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html;charset=UTF-8</value>
</list>
</property>
</bean>
<!-- 对模型视图添加前后缀 -->
<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"
p:prefix="/WEB-INF/jsp/" p:suffix=".jsp"/>
</beans>
回到顶部9. log4j日志记录搭建
conf/log4j.properties(日志记录的配置文件)
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### set log levels ###
#log4j.rootLogger = debug , stdout , D , E
log4j.rootLogger = debug , stdout , D
### output to the console ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
#log4j.appender.stdout.layout.ConversionPattern = %d{ABSOLUTE} %5p %c{ 1 }:%L - %m%n
log4j.appender.stdout.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [%c]-[%p] %m%n
### Output to the log file ###
log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
log4j.appender.D.File = ${springmvc.root}/WEB-INF/logs/log.log
log4j.appender.D.Append = true
log4j.appender.D.Threshold = DEBUG
log4j.appender.D.layout = org.apache.log4j.PatternLayout
log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
### Save exception information to separate file ###
log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
log4j.appender.D.File = ${springmvc.root}/WEB-INF/logs/error.log
log4j.appender.D.Append = true
log4j.appender.D.Threshold = ERROR
log4j.appender.D.layout = org.apache.log4j.PatternLayout
log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
回到顶部10. 测试运行
WEB-INF/jsp/index.jsp(测试文件)
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<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<h1>欢迎你！！！</h1>
</body>
</html>
cn.springmvc.controller/UserComtroller.java(controller层控制)
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package cn.springmvc.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
@RequestMapping("/")
public class UserController {
@RequestMapping("index")
public String index(){
return "index";
}
}
将该项目部署到本地tomcat6中
右击该项目选择Run as，选择Run on Server
选择自己建立的tomcat6运行如图：
控制台打印出日志如图（启动成功）：
《
《源码地址下载》》源码地址获取
