SSM整合笔记（一）

pom

<?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.gds</groupId>
  <artifactId>SSM-spring5</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <name>SSM-spring5 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>5.1.6</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-spring5</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>

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">

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

    <!--Spring整合MyBatis框架-->
    <!--配置连接池-->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.jdbc.Driver"/>
        <property name="jdbcUrl" value="jdbc:mysql://127.0.0.1/eesy"/>
        <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" />
    </bean>

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

    <!--配置事务通知-->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <tx:method name="find*" read-only="true"/>
            <tx:method name="*" isolation="DEFAULT"/>
        </tx:attributes>
    </tx:advice>

    <!--配置AOP增强-->
    <aop:config>
        <aop:advisor advice-ref="txAdvice" pointcut="execution(* com.gds.service.impl.*ServiceImpl.*(..))"/>
    </aop:config>

</beans>

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=f:\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

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">

    <!--扫描Controller注解，别的注解不扫描 -->
    <context:component-scan base-package="com.gds">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

    <!--配置视图解析器 -->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <!--jsp文件目录 -->
        <property name="prefix" value="/WEB-INF/pages/"></property>
        <!-- 文件后缀名-->
        <property name="suffix" value=".jsp"></property>
    </bean>
    
    <!--设置静态文件不过滤 -->
    <mvc:resources  location="/css/" mapping="/css/**"/>
    <mvc:resources  location="/js/" mapping="/js/**"/>
    <mvc:resources  location="/images/" mapping="/images/**"/>

    <!--开启多springmvc的注解 -->
    <mvc:annotation-driven/>
</beans>

web.xml

<!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>
  <!--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>

  <!--配置监听器 -->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

  <!--设置配置文件的路径 -->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>

  <!--配置Spring前端控制器 -->
  <servlet>
    <servlet-name>dispatcherServlet</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <!--加载springmvc.xml -->
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:springmvc.xml</param-value>
    </init-param>
    <!--启动服务器 加载servlet -->
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>dispatcherServlet</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>

</web-app>

index.jsp

<%@ 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>保存方法</h3>
    <form action="/account/save" method="post">
        姓名: <input type="text" name="name"/><br>
        金额: <input type="text" name="money"/><br>
        <input type="submit" value="保存">
    </form>
</body>
</html>

list.jsp

<%@ 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>Title</title>
</head>
<body>
<h3>查询所有账户</h3>
<c:forEach items="${list}" var="account">
    ${account.name},
</c:forEach>
</body>
</html>

controller

package com.gds.controller;

import com.gds.domain.Accout;
import com.gds.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 龚道松
 * @Date 2019/7/27 14:21
 * @Version 1.0
 **/
@Controller
@RequestMapping("/account")
public class AccountController {

    @Autowired
    private AccountService accountService;

    @RequestMapping("/findAll")
    public String findAll(Model model){

        System.out.println("表现层：查询所有账户。。。");
        List<Accout> list = accountService.findAll();
        // 存起来
        model.addAttribute("list",list);
        return "list";
    }

    @RequestMapping("/save")
    public void save(Accout accout, HttpServletRequest request, HttpServletResponse response) throws IOException {

        System.out.println("表现层：保存所有账户。。。");
        accountService.saveAccount(accout);
        response.sendRedirect(request.getContextPath()+"/account/findAll");
        return;
    }
}

dao

package com.gds.dao;

import com.gds.domain.Accout;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;

import java.util.List;

/**
 * @Author 龚道松
 * @Date 2019/7/27 14:22
 * @Version 1.0
 **/
@Repository
public interface AccountDao {

    @Select("select * from account;")
    public List<Accout> finAll();

    @Insert("insert into account (name,money) values (#{name},#{money})")
    public void saveAccount(Accout accout);
}

account

package com.gds.domain;

import java.io.Serializable;

/**
 * @Author 龚道松
 * @Date 2019/7/27 14:26
 * @Version 1.0
 **/
public class Accout implements Serializable {

    private Integer id;
    private String name;
    private Float 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 Float getMoney() {
        return money;
    }

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

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

service接口

package com.gds.service;

import com.gds.domain.Accout;

import java.util.List;

/**
 * @Author 龚道松
 * @Date 2019/7/27 14:21
 * @Version 1.0
 **/
public interface AccountService {

    List<Accout> findAll();

    void saveAccount(Accout accout);
}

service

package com.gds.service.impl;

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

import java.util.List;

/**
 * @Author 龚道松
 * @Date 2019/7/27 14:28
 * @Version 1.0
 **/
@Service("accountService")
public class AccountServiceImpl implements AccountService {

    @Autowired
    private AccountDao accountDao;

    @Override
    public List<Accout> findAll() {
        System.out.println("业务层：查询所有账户。。。。。");
        return accountDao.finAll();
    }

    @Override
    public void saveAccount(Accout accout) {
        System.out.println("业务层：保存账户。。。。。。。");
        accountDao.saveAccount(accout);
    }
}

test

package com.gds.test;

import com.gds.dao.AccountDao;
import com.gds.domain.Accout;
import com.gds.service.AccountService;
import com.sun.deploy.model.Resource;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import java.io.InputStream;
import java.util.List;

/**
 * @Author 龚道松
 * @Date 2019/7/27 15:47
 * @Version 1.0
 **/
public class TestSpring {

    @Test
    public void run1(){
        //  加载配置文件
        ApplicationContext ac = new ClassPathXmlApplicationContext("classpath:applicationContext.xml");
        //  获取对象
        AccountService service = (AccountService) ac.getBean("accountService");
        // 调用方法
        service.findAll();
    }

    @Test
    public void run2() throws Exception{
        //  加载配置文件
        InputStream in = Resources.getResourceAsStream("sqlMapConfig.xml");
       // 创建 sqlsessionfactory
        SqlSessionFactory factory = new SqlSessionFactoryBuilder().build(in);
        // 创建sqlsession对象
        SqlSession sqlSession = factory.openSession();
        // 获取代理对象
        AccountDao mapper = sqlSession.getMapper(AccountDao.class);
        // 查询所有数据
        List<Accout> accouts = mapper.finAll();
        for (Accout accout:accouts){
            System.out.println(accout);
        }
        // 关闭资源
        sqlSession.close();
        in.close();

    }

    /**
     * 添加用户的时候必须要提交事务，不然是不会保存到数据库
     * @throws Exception
     */
    @Test
    public void run3() throws Exception{

        Accout accout = new Accout();
        accout.setName("张三");
        accout.setMoney(5678f);
        //  加载配置文件
        InputStream in = Resources.getResourceAsStream("sqlMapConfig.xml");
        // 创建 sqlsessionfactory
        SqlSessionFactory factory = new SqlSessionFactoryBuilder().build(in);
        // 创建sqlsession对象
        SqlSession sqlSession = factory.openSession();
        // 获取代理对象
        AccountDao mapper = sqlSession.getMapper(AccountDao.class);
        // 查询所有数据
       mapper.saveAccount(accout);


       // 提交事务
        sqlSession.commit();
        // 关闭资源
        sqlSession.close();
        in.close();

    }

    @Test
    public void run4() throws Exception{

        Accout accout = new Accout();
        accout.setName("张三");
        accout.setMoney(5678f);
        //  加载配置文件
        InputStream in = Resources.getResourceAsStream("sqlMapConfig.xml");
        // 创建 sqlsessionfactory
        SqlSessionFactory factory = new SqlSessionFactoryBuilder().build(in);
        // 创建sqlsession对象
        SqlSession sqlSession = factory.openSession();
        // 获取代理对象
        AccountDao mapper = sqlSession.getMapper(AccountDao.class);
        // 查询所有数据
        mapper.saveAccount(accout);


        // 提交事务
        sqlSession.commit();
        // 关闭资源
        sqlSession.close();
        in.close();

    }
}

案例地址： https://gitee.com/gongdaosong/TowSSM.git

SSM整合笔记（一）

pom

applicationContext.xml

log4j.properties

springmvc.xml

web.xml

index.jsp

list.jsp

controller

dao

account

service接口

service

test

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