简单的编写一个Spring+Strusts2+MyBatis C
2019-04-18 本文已影响0人
Hiseico
之前没使用过Strust，一直都是使用的Spring+SpringMVC+MyBatis。今天百度了下Struts简单的使用。并整合一下使用。
Demo使用Maven进行依赖管理。
工程结构
1.pom.xml
<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>cn.sitcat</groupId>
<artifactId>SSMTest</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>SSMTest Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<!--spring相关依赖-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>5.0.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>5.0.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>5.0.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>5.0.2.RELEASE</version>
</dependency>
<!--struts2相关依赖-->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-core</artifactId>
<version>2.5.14.1</version>
</dependency>
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-spring-plugin</artifactId>
<version>2.5.14.1</version>
</dependency>
<!--MyBatis-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.2</version>
</dependency>
<!--MyBaits和Spring整合的适配包-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.1</version>
</dependency>
<!--mysql依赖-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.41</version>
</dependency>
<!--实现DataSource的接口-->
<dependency>
<groupId>com.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.5.2</version>
</dependency>
<!--servlet依赖-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
</dependency>
</dependencies>
<build>
<finalName>SSMTest</finalName>
</build>
</project>
2.web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
version="3.1">
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<welcome-file-list>
<welcome-file>queryAll.action</welcome-file>
</welcome-file-list>
</web-app>
3.基类 Teacher.java
package cn.sitcat.po;
import org.springframework.stereotype.Component;
/**
* @author Hiseico
* @create 2018-05-08 23:14
* @desc
**/
@Component
public class Teacher {
private int id;
private String name;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
5.TeacherMapper.java
package cn.sitcat.dao;
import cn.sitcat.po.Teacher;
import org.springframework.stereotype.Component;
import java.util.List;
/**
* @author Hiseico
* @create 2018-05-08 23:20
* @desc
**/
@Component
public interface TeacherMapper {
//添加
void addTeacher(Teacher teacher);
//查询全部
List<Teacher> queryAll();
//根据编号删除
void delete(int id);
//根据编号查询
Teacher queryById(int id);
//修改
void update(Teacher teacher);
}
6.TeacherService.java
package cn.sitcat.service;
import cn.sitcat.dao.TeacherMapper;
import cn.sitcat.po.Teacher;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
/**
* @author Hiseico
* @create 2018-05-08 23:36
* @desc
**/
@Service
public class TeacherService {
@Autowired
private TeacherMapper teacherMapper;
public void add(Teacher teacher) {
this.teacherMapper.addTeacher(teacher);
}
public void delete(int id) {
this.teacherMapper.delete(id);
}
public List<Teacher> getAll() {
return this.teacherMapper.queryAll();
}
public void edit(Teacher teacher) {
this.teacherMapper.update(teacher);
}
}
7.TeacherController.java
package cn.sitcat.controller;
import cn.sitcat.po.Teacher;
import cn.sitcat.service.TeacherService;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ModelDriven;
import org.apache.struts2.ServletActionContext;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import javax.servlet.http.HttpServletRequest;
import java.util.List;
public class TeacherController extends ActionSupport implements ModelDriven<Teacher>{//继承Strusts需要的父类和支持接受Request域内容的接口
@Autowired
private TeacherService teacherService;
public Teacher getModel() {
return teacher;
}
public void setTeacherService(TeacherService teacherService) {
this.teacherService = teacherService;
}
@Autowired
private Teacher teacher;
public void setTeacher(Teacher teacher) {
this.teacher = teacher;
}
public String add() {
System.out.println("开始添加");
teacherService.add(teacher);
return "success";
}
public String queryAll() {
System.out.println("开始查询");
List<Teacher> teachers = teacherService.getAll();
HttpServletRequest httpServletRequest = ServletActionContext.getRequest();
httpServletRequest.setAttribute("teachers", teachers);
return "success";
}
public String delete() {
System.out.println("开始删除");
teacherService.delete(teacher.getId());
return "success";
}
public String update() {
System.out.println("开始更新");
teacherService.edit(teacher);
return "success";
}
}
8.applicationContext.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: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.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
<!--扫描Spring注解-->
<context:component-scan base-package="cn.sitcat"/>
<!--===============数据源=============================-->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="jdbcUrl" value="jdbc:mysql://localhost:3306/strusts"/>
<property name="driverClass" value="com.mysql.jdbc.Driver"/>
<property name="user" value="root"/>
<property name="password" value=""/>
</bean>
<!--===============配置和MyBaits的整合=============================-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!--指定MyBatis全局配置文件位置-->
<property name="configLocation" value="classpath:mybatis-config.xml"/>
<!--数据源-->
<property name="dataSource" ref="dataSource"/>
<!--指定Mybatis mapper文件的位置-->
<!-- 显式指定Mapper文件位置 -->
<property name="mapperLocations" value="classpath:mapper/*.xml"/>
</bean>
<!-- Mapper注入 这是底层dao接口的注入，很重要，路径要对-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="cn.sitcat.dao" />
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
</bean>
</beans>
9.struts.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
"http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
<package name="ssh" extends="struts-default">
<action name="add" class="cn.sitcat.controller.TeacherController" method="add">
<result name="success" type="redirectAction">queryAll</result>
</action>
<action name="queryAll" class="cn.sitcat.controller.TeacherController" method="queryAll">
<result name="success" type="dispatcher">index.jsp</result>
</action>
<action name="delete" class="cn.sitcat.controller.TeacherController" method="delete">
<result name="success" type="redirectAction">queryAll</result>
</action>
<action name="queryById" class="cn.sitcat.controller.TeacherController" method="queryById">
<result name="success" type="dispatcher">update.jsp</result>
</action>
<action name="update" class="cn.sitcat.controller.TeacherController" method="update">
<result name="success" type="redirectAction">queryAll</result>
</action>
</package>
</struts>
10.mybatis-config.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>
<settings>
<!--驼峰命名规则-->
<setting name="mapUnderscoreToCamelCase" value="true"/>
</settings>
<typeAliases>
<!--类型别名-->
<package name="cn.sitcat.po"/>
</typeAliases>
</configuration>
11.index.jsp
<%@ page import="cn.sitcat.po.Teacher" %>
<%@ page import="java.util.List" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>老师信息</title>
</head>
<body>
<table border="1">
<tr>
<th>编号</th>
<th>姓名</th>
<th>操作</th>
</tr>
<%
for(Teacher teacher:(List<Teacher>) request.getAttribute("teachers")){
%>
<tr>
<td><%= teacher.getId()%></td>
<td><%= teacher.getName()%></td>
<td>
<a href="delete.action?id=<%= teacher.getId()%>">删除</a> |
<a href="queryById.action?id=<%= teacher.getId()%>">修改</a>
</td>
</tr>
<%
}
%>
</table>
<a href="add.jsp">添加</a>
</body>
</html>
12.add.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>添加</title>
</head>
<body>
<h1>添加</h1>
<form action="add.action" method="post">
<p>
<label>姓名：</label>
<input type="text" name="name" id="name"/>
</p>
<p>
<input type="submit" value="添加">
</p>
</form>
</body>
</html>
13.update.jsp
<%@ page import="cn.sitcat.po.Teacher" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>修改</title>
</head>
<body>
<h1>修改</h1>
<form action="update.action" method="post">
<%
Teacher teacher = (Teacher) request.getAttribute("teacher");
%>
<p>
<label>姓名：</label>
<input type="text" name="name" value="<%= teacher.getName()%>" id="name"/>
</p>
<p>
<input type="hidden" name="id" value="<%= teacher.getId()%>" id="id"/>
<input type="submit" value="修改">
</p>
</form>
</body>
</html>
根据strusts.xml中配置的命名空间，使用action进行访问，http://localhost:8080/queryAll.action
