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SSM整合2

zjw-blog 2020-11-11 12:58 原文

目录

目录结构

数据库

/*
 Navicat Premium Data Transfer

 Source Server         : centos7_mysql
 Source Server Type    : MySQL
 Source Server Version : 80015
 Source Host           : 192.168.234.128:3306
 Source Schema         : ssm

 Target Server Type    : MySQL
 Target Server Version : 80015
 File Encoding         : 65001

 Date: 11/11/2020 12:37:30
*/

SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;

-- ----------------------------
-- Table structure for account
-- ----------------------------
DROP TABLE IF EXISTS `account`;
CREATE TABLE `account`  (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
  `money` double NULL DEFAULT NULL,
  PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 24 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = Dynamic;

-- ----------------------------
-- Records of account
-- ----------------------------
INSERT INTO `account` VALUES (1, '张三', 100);
INSERT INTO `account` VALUES (2, '哈哈', 200);
INSERT INTO `account` VALUES (3, '中国', 100);
INSERT INTO `account` VALUES (4, 'a', 100);
INSERT INTO `account` VALUES (5, 'b', 100);

SET FOREIGN_KEY_CHECKS = 1;

pom.xml依赖

有些东西的导入不是太明白，是自动创建的。

<?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.zjw</groupId>
  <artifactId>ssm2</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <name>ssm2 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>1.2.17</log4j.version>
    <mysql.version>8.0.15</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>ssm2</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>

domain

Account.java

package com.zjw.domain;

import java.io.Serializable;

/**
 * 账户
 */
public class Account implements Serializable {

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

    public Account() {
    }

    public Account(Integer id, String name, Double money) {
        this.id = id;
        this.name = name;
        this.money = 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 +
                '}';
    }
}

dao层

package com.zjw.dao;

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

import java.util.List;

/**
 * 账户dao接口
 */
@Repository
public interface AccountDao {

    //查询所有账户
    public List<Account> findAll();

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

}

mapper

AccountDao.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">
<mapper namespace="com.zjw.dao.AccountDao">

    <!--查询所有-->
    <select id="findAll"  resultType="com.zjw.domain.Account">
        select * from account ;
    </select>

    <insert id="saveAccount" parameterType="Account">
        <selectKey keyProperty="id" keyColumn="id" order="AFTER" resultType="int">
            select LAST_INSERT_ID();
        </selectKey>
        insert into account(name,money) values (#{name},#{money}) ;
    </insert>

</mapper>

service层

AccountService.java 接口

package com.zjw.service;

import com.zjw.domain.Account;

import java.util.List;

public interface AccountService {

    //查询所有账户
    public List<Account> findAll();

    //查询账户信息
    public void saveAccount(Account account);
}

AccountServiceImpl.java 实现类

package com.zjw.service.impl;

import com.zjw.dao.AccountDao;
import com.zjw.domain.Account;
import com.zjw.service.AccountService;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;

@Service("accountService")
public class AccountServiceImpl implements AccountService {

    @Resource
    private AccountDao accountDao ;

    @Override
    public List<Account> findAll() {
        System.out.println("AccountServiceImpl....findAll方法...");
        return accountDao.findAll();
    }

    @Override
    public void saveAccount(Account account) {
        System.out.println("AccountServiceImpl....saveAccount方法...");
        accountDao.saveAccount(account);
        System.out.println(account);
//        int a = 1/0;

    }
}

exception包

SysException.java

package com.zjw.exception;

/**
 * 自定义异常类
 */
public class SysException extends Exception {

    //存储提示信息
    private String message ;

    @Override
    public String getMessage() {
        return message;
    }

    public void setMessage(String message) {
        this.message = message;
    }

    public SysException(String message) {
        this.message = message;
    }
}

异常处理器
SysExceptionResolver.java

package com.zjw.exception;

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 异常处理器
 */
@Component
public class SysExceptionResolver implements HandlerExceptionResolver {

    /**
     * 处理异常业务逻辑
     * @param request
     * @param response
     * @param handler
     * @param ex
     * @return
     */
    @Override
    public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) {
        //获取到异常对象
        SysException e = null;
        if (ex instanceof SysException){
            e = (SysException) ex;
        }else {
            e = new SysException("系统正在维护中");
        }
        ModelAndView mv = new ModelAndView();
        mv.addObject("errorMsg",e.getMessage());
        mv.setViewName("error/error");
        return mv;
    }
}

contorller层

package com.zjw.controller;

import com.zjw.domain.Account;
import com.zjw.exception.SysException;
import com.zjw.service.AccountService;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.List;

/**
 * 账户Web
 */

@Controller
@RequestMapping("/account")
public class AccountController {

    @Resource
    private AccountService accountService;

    @RequestMapping("/findAll")
    public String findAll(Model model){
        System.out.println("AccountController...findAll方法...");
        List<Account> list = accountService.findAll();
        model.addAttribute("list",list);
        return "list";
    }

    @RequestMapping("/saveAccount")
    public void saveAccount(Account account, HttpServletRequest request , HttpServletResponse response) throws Exception {
        try {
            System.out.println("AccountController...saveAccount...");
            accountService.saveAccount(account);
            response.sendRedirect(request.getContextPath()+"/account/findAll");
        } catch (Exception e) {
            e.printStackTrace();
            throw new SysException("保存用户出错了。。。");
        }
    }
}

配置文件

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">

    <!-- 指定spring读取db.properties配置 -->
    <context:property-placeholder location="classpath:db.properties"  />

    <!--Spring整合MyBatis框架-->
    <!--配置连接池-->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="${driverClass}"/>
        <property name="jdbcUrl" value="${jdbcUrl}"/>
        <property name="user" value="${user}"/>
        <property name="password" value="${password}"/>
    </bean>

    <!--配置SqlSessionFactory工厂-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!--注入数据库连接池-->
        <property name="dataSource" ref="dataSource"/>
        <!--扫描domain包，使用别名-->
        <property name="typeAliasesPackage" value="com.zjw.domain"/>
        <!--扫描sql配置文件：mapper需要的xml文件-->
        <property name="mapperLocations" value="classpath:mapper/*/*.xml"/>
    </bean>

    <!--配置扫描Dao接口包，动态实现Dao接口，注入到spring容器中-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <!--注入sqlSessionFactory-->
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
        <!--给出需要扫描Dao接口包-->
        <property name="basePackage" value="com.zjw.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="*" propagation="REQUIRED" read-only="false"/>
            <tx:method name="find*" propagation="SUPPORTS" read-only="true"/>
        </tx:attributes>
    </tx:advice>

    <!--配置AOP增强-->
    <aop:config>
        <aop:pointcut id="pt1" expression="execution(* com.zjw.service.impl.*.*(..))"/>
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pt1" />
    </aop:config>

    <!--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.zjw">
        <!--配置哪些注解不扫描：不扫描Controller注解-->
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Repository"/>
    </context:component-scan>

</beans>

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">

    <!--包扫描
        base-package:指定要扫描的包
        user-default-filters:不使用默认的过滤器
            默认为true,会扫描Controller、Service、Repository、Component注解
    -->
    <context:component-scan base-package="com.zjw" use-default-filters="false">
        <!--只扫描controller注解-->
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

    <!--配置的视图解析器对象-->
    <bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/pages/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

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

    <!--开启SpringMVC注解的支持-->
    <mvc:annotation-driven/>
</beans>

db.properties

driverClass=com.mysql.cj.jdbc.Driver
jdbcUrl=jdbc:mysql://192.168.234.128:3306/ssm?useSSL=false&serverTimeZone=Asia/Shanghai
user=root
password=a@123456

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=debug, 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

Web层

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

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

  <!--解决中文乱码-->
  <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>

  <!--配置前端控制器-->
  <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>
    <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

<%--
  Created by IntelliJ IDEA.
  User: zjw
  Date: 20/07/01
  Time: 19:00
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>首页</title>
</head>
<body>
    <a href="/account/findAll">查询所有</a>
    <form action="/account/saveAccount" 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

<%--
  Created by IntelliJ IDEA.
  User: zjw
  Date: 20/07/01
  Time: 19:00
  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>
list.jsp
<table border="1">
    <tr>
        <th>id</th>
        <th>姓名</th>
        <th>金额</th>
    </tr>
    <c:forEach items="${list}" var="account">
    <tr>
        <td>${account.id}</td>&emsp;&emsp;
        <td>${account.name}</td>
        <td>${account.money}</td>
    </tr>
    </c:forEach>
</table>
</body>
</html>

error.jsp

<%--
  Created by IntelliJ IDEA.
  User: zjw
  Date: 20/06/27
  Time: 22:24
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<html>
<head>
    <title>error</title>
</head>
<body>
    ${errorMsg}
</body>
</html>

测试（可选）

dao测试

TestAccountDao.java

package com.zjw.dao;

import com.zjw.domain.Account;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import javax.annotation.Resource;
import java.util.List;

/**
 * 测试AccountDao层
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = "classpath:applicationContext.xml")
public class TestAccountDao {

    @Resource(name = "accountDao")
    private AccountDao accountDao;


    /**
     * 测试是否可以查询到数据
     *
     * 通过
     */
    @Test
    public void testFindAll(){
        List<Account> accountList = accountDao.findAll();
        for (Account account : accountList) {
            System.out.println(account);
        }
    }

    /**
     * 测试保存数据，是否返回id,数据库是否有数据。
     *
     * 通过，返回了id
     */
    @Test
    public void testSaveAccount(){
        Account account = new Account();
        account.setName("张三三");
        account.setMoney(99.99);
        accountDao.saveAccount(account);
        System.out.println(account);
    }

}

service

TestAccountService.java

package com.zjw.service;

import com.zjw.domain.Account;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import javax.annotation.Resource;
import java.util.List;

/**
 * 测试AccountService
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = "classpath:applicationContext.xml")
public class TestAccountService {

    @Resource(name = "accountService")
    private AccountService accountService;

    /**
     * 测试是否可以查询到数据
     *
     * 通过
     */
    @Test
    public void testFindAll(){
        List<Account> accountList = accountService.findAll();
        for (Account account : accountList) {
            System.out.println(account);
        }
    }

    /**
     * 一、测试保存数据，是否返回id,数据库是否有数据。
     * 通过，返回了id
     *
     * 二、测试事务
     * 通过
     */
    @Test
    public void testSaveAccount(){
        Account account = new Account();
        account.setName("张44");
        account.setMoney(99.99);
        accountService.saveAccount(account);
        System.out.println(account);
    }

}

spring

TestMybatis.java

package com.zjw.spring;

import com.zjw.dao.AccountDao;
import com.zjw.domain.Account;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import javax.annotation.Resource;
import java.util.List;

/**
 * 测试mybatis层是否连通数据库
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = "classpath:applicationContext.xml")
public class TestMybatis {

    @Resource(name = "accountDao")
    private AccountDao accountDao;


    /**
     * 测试mybatis是否可以查询到数据
     */
    @Test
    public void testDao(){
        List<Account> accountList = accountDao.findAll();
        for (Account account : accountList) {
            System.out.println(account);
        }
    }
}

TestServiceMybatis.java

package com.zjw.spring;

import com.zjw.domain.Account;
import com.zjw.service.AccountService;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import javax.annotation.Resource;
import java.util.List;

/**
 * 测试service层往下
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = "classpath:applicationContext.xml")
public class TestServiceMybatis {

    @Resource(name = "accountService")
    private AccountService accountService;

    @Test
    public void testServiceMybatis(){
        //可以查出数据，Service层没有问题
        List<Account> accountList = accountService.findAll();
        for (Account account : accountList) {
            System.out.println(account);
        }
    }
}

TestSpringBean.java

package com.zjw.spring;

import com.zjw.dao.AccountDao;
import com.zjw.service.AccountService;
import org.apache.ibatis.session.SqlSessionFactory;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import javax.annotation.Resource;

/**
 * 测试Sping中的Bean是否加载到容器
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = "classpath:applicationContext.xml")
public class TestSpringBean {

    @Resource(name = "accountService")
    private AccountService accountService;

    @Resource(name = "accountDao")
    private AccountDao accountDao;


    @Test
    public void testService(){
        //打印地址，代表Service被加载到容器中
        System.out.println(accountService);
    }

    @Test
    public void testDao(){
        //打印地址，代表Dao被加载到容器中
        System.out.println(accountDao);
    }
}

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