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SpringMVC/Spring/Mybatis整和--SSM

SpringMVC/Spring/Mybatis整和–SSM

项目结构-test测试了单个框架的, 注意: 只有单个框架运行没问题, 再去整合

在这里插入图片描述

数据库

在这里插入图片描述

配置文件

  1. pom.xml

    <?xml version="1.0" encoding="UTF-8"?>

<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/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.xiaoge</groupId>
  <artifactId>ssm</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <name>ssm Maven Webapp</name>
  <!-- FIXME change it to the project's website -->
  <url>http://www.example.com</url>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>

    <spring.version>5.0.2.RELEASE</spring.version>
    <slf4j.version>1.6.6</slf4j.version>
    <log4j.version>1.2.12</log4j.version>
    <mysql.version>8.0.13</mysql.version>
    <mybatis.version>3.4.5</mybatis.version>
  </properties>

  <dependencies>
    <!-- spring -->
    <dependency>
      <groupId>org.aspectj</groupId>
      <artifactId>aspectjweaver</artifactId>
      <version>1.6.8</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aop</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-web</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-test</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>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.12</version>
      <scope>compile</scope>
    </dependency>
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>${mysql.version}</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>servlet-api</artifactId>
      <version>2.5</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>javax.servlet.jsp</groupId>
      <artifactId>jsp-api</artifactId>
      <version>2.0</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>jstl</groupId>
      <artifactId>jstl</artifactId>
      <version>1.2</version>
    </dependency>
    <!-- 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>${slf4j.version}</version>
    </dependency>
    <!-- log end -->
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis</artifactId>
      <version>${mybatis.version}</version>
    </dependency>


    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis-spring</artifactId>
      <version>1.3.0</version>
    </dependency>
    <dependency>
      <groupId>c3p0</groupId>
      <artifactId>c3p0</artifactId>
      <version>0.9.1.2</version>
      <type>jar</type>
      <scope>compile</scope>
    </dependency>



  </dependencies>

  <build>
    <finalName>ssm</finalName>
    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
      <plugins>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.1.0</version>
        </plugin>
        <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.8.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.22.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-war-plugin</artifactId>
          <version>3.2.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-install-plugin</artifactId>
          <version>2.5.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-deploy-plugin</artifactId>
          <version>2.8.2</version>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>
</project>

  2. web.xml**(重点:spring整合springmvc配置)**

    <!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
  <display-name>Archetype Created Web Application</display-name>



    <!-- spring整和springmvc -->
    <!-- 配置Spring的监听器, 默认只加载WEB-INF目录下的applicationContext.xml配置文件 -->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    <!-- 设置applicationContext.xml配置文件的路径 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:applicationContext.xml</param-value>
    </context-param>




    <!-- 前端控制器 -->
    <servlet>
      <servlet-name>dispatcherServlet</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>

      <!-- 当启动服务器的时候创建servlet对象 -->
      <load-on-startup>1</load-on-startup>

    </servlet>

    <servlet-mapping>
      <servlet-name>dispatcherServlet</servlet-name>
      <url-pattern>/</url-pattern>
    </servlet-mapping>

    <!-- 配置解决中文乱码的过滤器 -->
    <filter>
      <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>
    </filter>
    <filter-mapping>
      <filter-name>characterEncodingFilter</filter-name>
      <url-pattern>/*</url-pattern>
    </filter-mapping>

</web-app>

  3. applicationContext.xml**(重点:Spring整合Mybatis)**

    <?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">

    <!-- 开启注解扫描, 希望处理service和dao, controller不需要spring框架去处理 -->
    <context:component-scan base-package="com.xiaoge">
        <!-- 配置那些注解不扫描 -->
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"></context:exclude-filter>
    </context:component-scan>

    <!-- Spring整合Mybatis框架 整合配置完了 Mybatis核心配置文件就可以删了 -->
    <!-- 配置连接池 -->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.cj.jdbc.Driver" />
        <property name="jdbcUrl" value="jdbc:mysql:///ssm" />
        <property name="user" value="root" />
        <property name="password" value="123456" />
    </bean>

    <!-- 配置SqlSessionFactory工厂 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"></property>
    </bean>

    <!-- 配置AccountDao接口所在包 -->
    <bean id="mapperScanner" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.xiaoge.dao"></property>
    </bean>


    <!-- 配置Spring框架声明式事务管理 -->
    <!-- 配置事务管理器 -->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"></property>
    </bean>

    <!-- 配置事务通知 -->
    <!--
        name	        是              与事务属性关联的方法名。通配符（*）可以用来指定一批关联到相同的事务属性的方法。如：'get*'、'handle*'、'on*Event'等等。
        propagation	    不	REQUIRED	事务传播行为
        isolation	    不	DEFAULT	    事务隔离级别
        timeout	        不	-1	        事务超时的时间（以秒为单位）
        read-only	    不	false	    事务是否只读？
        rollback-for	不               将被触发进行回滚的 Exception(s)；以逗号分开。 如：'com.foo.MyBusinessException,ServletException'
        no-rollback-for	不               被触发进行回滚的 Exception(s)；以逗号分开。 如：'com.foo.MyBusinessException,ServletException'
    -->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <!-- 方法名是find开头的, read-only="true"只读事务 -->
            <tx:method name="find*" read-only="true"/>
             <!-- 给所有方法设置事务的隔离级别 -->
            <tx:method name="*" isolation="DEFAULT" />
        </tx:attributes>
    </tx:advice>

    <!-- 配置AOP增强 -->
    <aop:config>
        <!--
            常见切入点表达式的例子：

                任意公共方法的执行：
                    execution(public * *(..))

                任何一个以“set”开始的方法的执行：
                    execution(* set*(..))

                AccountService 接口的任意方法的执行：
                    execution(* com.xiaoge.service.AccountService.*(..))

                定义在service包里的任意方法的执行：
                    execution(* com.xiaoge.service.*.*(..))

                定义在service包或者子包里的任意类的任意方法的执行：
                    execution(* com.xiaoge.service..*.*(..))

        -->
        <aop:advisor advice-ref="txAdvice" pointcut="execution(* com.xiaoge.service.impl.*ServiceImpl.*(..))"></aop:advisor>
    </aop:config>
</beans>

  4. SpringMVC.xml

    <?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       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.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd">

    <!-- 开启注解扫描, 希望只扫描Controller这个注解 -->
    <context:component-scan base-package="com.xiaoge">
        <!-- 只扫描Controller这个注解 -->
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"></context:include-filter>
    </context:component-scan>

    <!-- 配置视图解析器 -->
    <bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <!-- 配置jsp所在目录 -->
        <property name="prefix" value="/WEB-INF/pages/"></property>
        <!-- 配置文件后缀名 -->
        <property name="suffix" value=".jsp"></property>
    </bean>

    <!-- 配置静态资源不过滤 -->
    <mvc:resources location="/css/" mapping="/css/**"></mvc:resources>
    <mvc:resources location="/js/" mapping="/js/**"></mvc:resources>
    <mvc:resources location="/images/" mapping="/images/**"></mvc:resources>

    <!-- 开启SpringMVC注解 -->
    <mvc:annotation-driven></mvc:annotation-driven>

</beans>

  5. log4j.properties

    # Set root category priority to INFO and its only appender to CONSOLE.
#log4j.rootCategory=INFO, CONSOLE            debug   info   warn error fatal
log4j.rootCategory=info, CONSOLE, LOGFILE

# Set the enterprise logger category to FATAL and its only appender to CONSOLE.
log4j.logger.org.apache.axis.enterprise=FATAL, CONSOLE

# CONSOLE is set to be a ConsoleAppender using a PatternLayout.
log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.ConversionPattern=%d{ISO8601} %-6r [%15.15t] %-5p %30.30c %x - %m\n

# LOGFILE is set to be a File appender using a PatternLayout.
log4j.appender.LOGFILE=org.apache.log4j.FileAppender
log4j.appender.LOGFILE.File=d:\axis.log
log4j.appender.LOGFILE.Append=true
log4j.appender.LOGFILE.layout=org.apache.log4j.PatternLayout
log4j.appender.LOGFILE.layout.ConversionPattern=%d{ISO8601} %-6r [%15.15t] %-5p %30.30c %x - %m\n

实体类

  1. Account

    package com.xiaoge.domain;

import java.io.Serializable;

/**
 * @Author: 潇哥
 * @DateTime: 2020/4/25 下午1:10
 * @Description: 账户实体类
 */
public class Account implements Serializable {

    private Integer id;
    private String name;
    private Double money;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Double getMoney() {
        return money;
    }

    public void setMoney(Double money) {
        this.money = money;
    }

    @Override
    public String toString() {
        return "Account{" +
                "id=" + id +
                ", name='" + name + '\'' +
                ", money=" + money +
                '}';
    }
}

控制器–表现层

  1. AccountController

    package com.xiaoge.controller;

import com.xiaoge.domain.Account;
import com.xiaoge.service.AccountService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

/**
 * @Author: 潇哥
 * @DateTime: 2020/4/25 下午1:19
 * @Description: 控制器
 */
@Controller
@RequestMapping("/account")
public class AccountController {

    @Autowired
    private AccountService accountService;

    @RequestMapping("findAll")
    public String findAll(Model model){
        System.out.println("表现层: findAll执行了...");

        // 调用service方法
        List<Account> list = accountService.findAll();

        // 把查询到的值存到request域中
        model.addAttribute("list", list);

        return "list";
    }

    @RequestMapping("saveAll")
    public void saveAll(Account account, HttpServletRequest request, HttpServletResponse response) throws IOException {
        System.out.println("表现层: saveAll执行了...");

        // 调用service方法
        accountService.saveAccount(account);

        // 重定向, 到list.jsp页面去
        response.sendRedirect(request.getContextPath() + "/account/findAll");

        return;
    }

}

持久层

  1. AccountDao接口

    package com.xiaoge.dao;

import com.xiaoge.domain.Account;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;

import java.util.List;

/**
 * @Author: 潇哥
 * @DateTime: 2020/4/25 下午1:14
 * @Description: 账户持久层
 */
@Repository
public interface AccountDao {

    /**
     * 查询所有账户信息
     * @return
     */
    @Select("select * from account")
    public List<Account> findAll();

    /**
     * 保存账户信息
     * @param account
     */
    @Insert("insert into account (name, money) values (#{name}, #{money}) ")
    public void saveAccount(Account account);

}

业务层

  1. AccountService接口

    package com.xiaoge.service;

import com.xiaoge.domain.Account;

import java.util.List;

/**
 * @Author: 潇哥
 * @DateTime: 2020/4/25 下午1:16
 * @Description: 账户业务层
 */
public interface AccountService {

    /**
     * 查询所有账户信息
     * @return
     */
    public List<Account> findAll();

    /**
     * 保存账户信息
     * @param account
     */
    public void saveAccount(Account account);


}

  2. AccountServiceImpl实现类

    package com.xiaoge.service.impl;

import com.xiaoge.dao.AccountDao;
import com.xiaoge.domain.Account;
import com.xiaoge.service.AccountService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * @Author: 潇哥
 * @DateTime: 2020/4/25 下午1:16
 * @Description: 账户业务层实现类
 */
@Service("accountService")
public class AccountServiceImpl implements AccountService {

    @Autowired
    private AccountDao accountDao;

    @Override
    public List<Account> findAll() {
        return accountDao.findAll();
    }

    @Override
    public void saveAccount(Account account) {
        accountDao.saveAccount(account);
    }
}

前台页面

  1. index.jsp

    <%--
  Created by IntelliJ IDEA.
  User: xiaoge
  Date: 2020/4/25
  Time: 下午1:08
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>index</title>
</head>
<body>
<a href="account/findAll">查询所有</a>

<h3>保存账户</h3>
<form action="account/saveAll">
    用户名: <input type="text" name="name"> <br />
    钱: <input type="text" name="money"> <br />
    <input type="submit" value="保存">
</form>
</body>
</html>

  2. success.jsp

    <%--
  Created by IntelliJ IDEA.
  User: xiaoge
  Date: 2020/4/25
  Time: 下午1:08
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>success</title>
</head>
<body>
    执行成功
</body>
</html>

  3. list.jsp

    <%--
  Created by IntelliJ IDEA.
  User: xiaoge
  Date: 2020/4/25
  Time: 下午3:15
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
    <title>list</title>
</head>
<body>
    <c:forEach items="${list}" var="account">
        ${account.name}
    </c:forEach>
</body>
</html>
posted on 2020-04-25 18:34  gmlgxx  阅读(38)  评论(0)    收藏  举报
 
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