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项目结构
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Spring的配置：
beans.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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd ">
<context:component-scan base-package="com.rl"/>
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver"></property>
<property name="url" value="jdbc:mysql://localhost:3306/mybatis"></property>
<property name="username" value="root"></property>
<property name="password" value="123456"></property>
</bean>
<!--
使用spring来管理sqlSessionFactory
-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="configLocation" value="classpath:sqlMapConfig.xml"></property>
<property name="dataSource" ref="dataSource"></property>
</bean>
<bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"></property>
</bean>
<tx:advice id="txAdvice" transaction-manager="txManager">
<tx:attributes>
<tx:method name="save*" propagation="REQUIRED"/>
<tx:method name="update*" propagation="REQUIRED"/>
<tx:method name="delete*" propagation="REQUIRED"/>
<tx:method name="select*" read-only="true"/>
</tx:attributes>
</tx:advice>
<aop:config>
<aop:advisor advice-ref="txAdvice" pointcut="execution(* com.rl.service..*.*(..))"/>
</aop:config>
</beans>
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springmvc.xml的配置内容如下：
<?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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd ">
<context:component-scan base-package="com.rl.controller"/>
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"></property>
<property name="suffix" value=".jsp"></property>
</bean>
</beans>
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web.xml的配置内容如下：
<?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">
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:beans.xml</param-value>
</context-param>
<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:springmvc.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<filter>
<filter-name>SpringCharacterEncodingFilter</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>
</filter>
<filter-mapping>
<filter-name>SpringCharacterEncodingFilter</filter-name>
<url-pattern>*.do</url-pattern>
</filter-mapping>
</web-app>
5 log4j.properties
log4j.rootLogger=DEBUG, Console
#Console
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.layout=org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern=%d [%t] %-5p [%c] - %m%n
log4j.logger.java.sql.ResultSet=INFO
log4j.logger.org.apache=INFO
log4j.logger.java.sql.Connection=DEBUG
log4j.logger.java.sql.Statement=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG
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sqlMapConfig.xml
<?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>
<typeAliases>
<typeAlias type="com.rl.model.Person" alias="person"/>
</typeAliases>
<mappers>
<mapper resource="com/rl/mapper/PersonMapper.xml" />
</mappers>
</configuration>
PersonMapper.xml
<?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">
<!--
namespace:命名空间，用来唯一标识一个映射文件,命名规范就是当前的文件的包加上文件名
-->
<mapper namespace="com.rl.mapper.PersonMapper">
<resultMap type="person" id="BaseResultMap">
<!--
column:库表的字段
property：库表所有映射的实体类中属性名
-->
<id column="person_id" property="personId"/>
<result column="name" property="name"/>
<result column="gender" property="gender"/>
<result column="person_addr" property="personAddr"/>
<result column="birthday" property="birthday"/>
</resultMap>
<!--
公用的sql片段,也可以接收参数动态sql，所有的sql可以
-->
<sql id="columns">
PERSON_ID, NAME, GENDER, PERSON_ADDR, BIRTHDAY
</sql>
<!--
根据id来查询一个Person的数据
sql语句接收参数的一个语法#{}，如果接收的是一个{}中的内容任意select * from person_test t where t.ID = ?,使用预编译方式生成sql
id:sql语句的唯一的标识不能重复
parameterType:sql要接收的数据类型
resultType：sql所返回的数据类型
-->
<!--
实际项目中数据库的表的字段一般由多个单词来构成 由下划线来分隔多个单词 person_addr
在java的model的实体类中的属性多个单词的命名规范是驼峰模式personAddr
-->
<!--
useCache:控制当前的这个sql是否使用二级缓存
-->
<select id="selectPersonById" parameterType="int" resultMap="BaseResultMap" useCache="true">
select * from person t where t.person_id = #{id}
</select>
<!-- 库表变更 -->
<insert id="insert" parameterType="person">
<selectKey keyProperty="personId" order="AFTER" resultType="int">
select LAST_INSERT_ID()
</selectKey>
insert into person (person_id, name, gender, person_addr, birthday)
values(#{personId}, #{name}, #{gender}, #{personAddr}, #{birthday})
</insert>
<!--
删除的sql不能使用别名
-->
<delete id="delete" parameterType="int">
delete from person where person_id = #{personId}
</delete>
<!-- 动态sql -->
<!--
map.put("name", "安");
map.put("gender", "0");
map.put("personAddr", "东京")
map.put("birthday", new Date());
<where>会自动处理and， 第一个and可以不写，其他的and必须要写
-->
<select id="selectPersonByCondition" parameterType="map" resultMap="BaseResultMap">
select * from person t
<where>
<if test="name != null">
t.name like '%${name}%'
</if>
<if test="gender != null">
and t.gender = #{gender}
</if>
<if test="personAddr != null">
and t.person_addr like '%${personAddr}%'
</if>
<if test="birthday != null">
<![CDATA[
and t.birthday < #{birthday}
]]>
</if>
</where>
</select>
<!--
动态修改
<set>标签可以去掉最后一个逗号
flushCache：二级缓存的刷新的配置：默认是true：会刷新，如果false就不刷新缓存
-->
<update id="dynamicUpdate" parameterType="person" flushCache="false">
update person t
<set>
<if test="name != null">
t.name = #{name},
</if>
<if test="gender != null">
t.gender = #{gender},
</if>
<if test="personAddr != null">
t.person_addr = #{personAddr},
</if>
<if test="birthday != null">
t.birthday = #{birthday}
</if>
</set>
where t.person_id = #{personId}
</update>
</mapper>
6 Person.java的内容如下：
package com.rl.model;
import java.io.Serializable;
import java.util.Date;
public class Person implements Serializable{
private static final long serialVersionUID = 7728191033619971201L;
private Integer personId;
private String name;
private String gender;
private String personAddr;
private Date birthday;
public Integer getPersonId() {
return personId;
}
public void setPersonId(Integer personId) {
this.personId = personId;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getGender() {
return gender;
}
public void setGender(String gender) {
this.gender = gender;
}
public String getPersonAddr() {
return personAddr;
}
public void setPersonAddr(String personAddr) {
this.personAddr = personAddr;
}
public Date getBirthday() {
return birthday;
}
public void setBirthday(Date birthday) {
this.birthday = birthday;
}
}
7 PersonDao.java
package com.rl.dao;
import java.util.List;
import java.util.Map;
import com.rl.model.Person;
public interface PersonDao {
public void save(Person person);
public Person selectPersonById(Integer personId);
public void update(Person person);
public void delete(Integer personId);
public List<Person> selectPersonByCondition(Map<String, Object> map);
}
8 PersonDaoImpl.java的内容如下：
package com.rl.dao.impl;
import java.util.List;
import java.util.Map;
import org.mybatis.spring.support.SqlSessionDaoSupport;
import org.springframework.stereotype.Repository;
import com.rl.dao.PersonDao;
import com.rl.model.Person;
@Repository
public class PersonDaoImpl extends SqlSessionDaoSupport implements PersonDao {
//命名空间
String ns = "com.rl.mapper.PersonMapper.";
@Override
public void save(Person person) {
this.getSqlSession().insert(ns+"insert", person);
}
@Override
public Person selectPersonById(Integer personId) {
return (Person) this.getSqlSession().selectOne(ns+"selectPersonById", personId);
}
@Override
public void update(Person person) {
this.getSqlSession().update(ns+"dynamicUpdate", person);
}
@Override
public void delete(Integer personId) {
this.getSqlSession().delete(ns+"delete", personId);
}
@SuppressWarnings("unchecked")
@Override
public List<Person> selectPersonByCondition(Map<String, Object> map) {
return this.getSqlSession().selectList(ns+"selectPersonByCondition", map);
}
}
9 PersonService.java
package com.rl.service;
import java.util.List;
import java.util.Map;
import com.rl.model.Person;
public interface PersonService {
public void save(Person person);
public Person selectPersonById(Integer personId);
public void update(Person person);
public void delete(Integer personId);
public List<Person> selectPersonByCondition(Map<String, Object> map);
}
10 PersonServiceImpl.java
package com.rl.service.impl;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.rl.dao.PersonDao;
import com.rl.model.Person;
import com.rl.service.PersonService;
@Service
public class PersonServiceImpl implements PersonService {
@Autowired
private PersonDao personDao;
@Override
public void save(Person person) {
personDao.save(person);
}
@Override
public Person selectPersonById(Integer personId) {
return personDao.selectPersonById(personId);
}
@Override
public void update(Person person) {
personDao.update(person);
}
@Override
public void delete(Integer personId) {
personDao.delete(personId);
}
@Override
public List<Person> selectPersonByCondition(Map<String, Object> map) {
return personDao.selectPersonByCondition(map);
}
}
11 PersonController.java的内容如下：
package com.rl.controller;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.propertyeditors.CustomDateEditor;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.ServletRequestDataBinder;
import org.springframework.web.bind.annotation.InitBinder;
import org.springframework.web.bind.annotation.RequestMapping;
import com.rl.model.Person;
import com.rl.service.PersonService;
@Controller
@RequestMapping("/person")
public class PersonController {
@Autowired
private PersonService personService;
/**
* 跳转到添加页面
*/
@RequestMapping("/toSave.do")
public String toSave(){
return "add";
}
/**
* 添加Person
*/
@RequestMapping("/save.do")
public String save(Person person){
personService.save(person);
return "redirect:listPerson.do";
}
/**
* 查询Person
*/
@RequestMapping("/getPerson.do")
public String getPerson(Integer personId, Model model){
Person person = personService.selectPersonById(personId);
model.addAttribute("person", person);
return "update";
}
/**
* 修改Person
*/
@RequestMapping("/update.do")
public String update(Person person){
personService.update(person);
return "redirect:listPerson.do";
}
/**
* 删除
*/
@RequestMapping("/delete.do")
public String delete(Integer personId){
personService.delete(personId);
return "redirect:listPerson.do";
}
/**
* 动态条件组合查询
*/
@RequestMapping("/listPerson.do")
public String listPerson(String name, String gender,
String personAddr, Date birthday, Model model){
Map<String, Object> map = new HashMap<String,Object>();
if(name != null && "".equals(name.trim())){
name = null;
}
if(gender != null && "".equals(gender.trim())){
gender = null;
}
if(personAddr != null && "".equals(personAddr.trim())){
personAddr = null;
}
map.put("name", name);
map.put("gender", gender);
map.put("personAddr", personAddr);
map.put("birthday", birthday);
List<Person> pList = personService.selectPersonByCondition(map);
model.addAttribute("pList", pList);
model.addAttribute("name", name);
model.addAttribute("gender", gender);
model.addAttribute("personAddr", personAddr);
model.addAttribute("birthday", birthday);
return "list";
}
@InitBinder
public void initBinder(ServletRequestDataBinder binder){
binder.registerCustomEditor(Date.class,
new CustomDateEditor(new SimpleDateFormat("yyyy-MM-dd"), true));
}
}
12 add.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="f"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'list.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<form action="person/save.do" method="post">
<table width="80%" align="center">
<tr>
<td><label>姓名：</label><input type="text" name="name" ></td>
<td><label>性别：</label>
<select name="gender" >
<option value="">请选择</option>
<option value="0" >男</option>
<option value="1" >女</option>
</select>
</td>
<td><label>地址：</label><input type="text" name="personAddr" ></td>
<td><label>生日：</label><input type="text" name="birthday"></td>
<td><input type="submit" value="保存"></td>
</tr>
</table>
</form>
</body>
</html>
13 list.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="f"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'list.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript">
function delPerson(personId){
if(confirm("真删吗?")){
window.location.href="person/delete.do?personId="+personId;
}
}
</script>
</head>
<body>
<form action="person/listPerson.do" method="post">
<table width="80%" align="center">
<tr>
<td><label>姓名：</label><input type="text" name="name" value="${name }"></td>
<td><label>性别：</label>
<select name="gender" >
<option value="">请选择</option>
<option value="0" <c:if test="${gender == '0' }">selected</c:if> >男</option>
<option value="1" <c:if test="${gender == '1' }">selected</c:if> >女</option>
</select>
</td>
<td><label>地址：</label><input type="text" name="personAddr" value="${personAddr }"></td>
<td><label>生日：</label><input type="text" name="birthday" value="<f:formatDate value="${birthday }" pattern="yyyy-MM-dd"/>"></td>
<td><input type="submit" value="查询"></td>
</tr>
</table>
</form>
<table align="center" width="80%">
<tr>
<td><a href="person/toSave.do">添加</a></td>
</tr>
</table>
<table width="80%" align="center" border="1">
<tr>
<th>姓名</th>
<th>性别</th>
<th>地址</th>
<th>生日</th>
<th>操作</th>
</tr>
<c:forEach items="${pList }" var="person">
<tr>
<td>${person.name }</td>
<td>
<c:if test="${person.gender == '0' }">男</c:if>
<c:if test="${person.gender == '1' }">女</c:if>
</td>
<td>${person.personAddr }</td>
<td><f:formatDate value="${person.birthday }" pattern="yyyy-MM-dd"/> </td>
<td><a href="person/getPerson.do?personId=${person.personId }">修改</a>
<a href="javascript:void(0)" onclick="delPerson(${person.personId})">删除</a></td>
</tr>
</c:forEach>
</table>
</body>
</html>
14 update.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="f"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'list.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<form action="person/update.do" method="post">
<input type="hidden" name="personId" value="${person.personId }">
<table width="80%" align="center">
<tr>
<td><label>姓名：</label><input type="text" name="name" value="${person.name }"></td>
<td><label>性别：</label>
<select name="gender" >
<option value="">请选择</option>
<option value="0" <c:if test="${person.gender == '0' }">selected</c:if> >男</option>
<option value="1" <c:if test="${person.gender == '1' }">selected</c:if> >女</option>
</select>
</td>
<td><label>地址：</label><input type="text" name="personAddr" value="${person.personAddr }"></td>
<td><label>生日：</label><input type="text" name="birthday" value="<f:formatDate value="${person.birthday }" pattern="yyyy-MM-dd"/>"></td>
<td><input type="submit" value="修改"></td>
</tr>
</table>
</form>
</body>
</html>
