请老师看一下，之前老师说的重启和刷新maven结构都不行

代码：
实体类：
order：
package com.qin.os.entity;

import java.util.Date;

public class Order {
    private String id;
    private String productId;
    private  Integer number;
    private  Double price;
    private Date createTime;
    private Date sendTime;
    private Date confirmTime;
    private String consignee;
    private String consigneePhone;
    private String consigneeAddress;
    private String status;

    public Order() {
    }

    public Order(String id, String productId, Integer number, Double price,  String consignee, String consigneePhone, String consigneeAddress) {
        this.id = id;
        this.productId = productId;
        this.number = number;
        this.price = price;
        this.consignee = consignee;
        this.consigneePhone = consigneePhone;
        this.consigneeAddress = consigneeAddress;

    }

    @Override
    public String toString() {
        return "Order{" +
                "id='" + id + '\'' +
                ", productId='" + productId + '\'' +
                ", number=" + number +
                ", price=" + price +
                ", createTime=" + createTime +
                ", sendTime=" + sendTime +
                ", confirmTime=" + confirmTime +
                ", consignee='" + consignee + '\'' +
                ", consigneePhone='" + consigneePhone + '\'' +
                ", consigneeAddress='" + consigneeAddress + '\'' +
                ", status='" + status + '\'' +
                '}';
    }

    public String getId() {
        return id;
    }

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

    public String getProductId() {
        return productId;
    }

    public void setProductId(String productId) {
        this.productId = productId;
    }

    public Integer getNumber() {
        return number;
    }

    public void setNumber(Integer number) {
        this.number = number;
    }

    public Double getPrice() {
        return price;
    }

    public void setPrice(Double price) {
        this.price = price;
    }

    public Date getCreateTime() {
        return createTime;
    }

    public void setCreateTime(Date createTime) {
        this.createTime = createTime;
    }

    public Date getSendTime() {
        return sendTime;
    }

    public void setSendTime(Date sendTime) {
        this.sendTime = sendTime;
    }

    public Date getConfirmTime() {
        return confirmTime;
    }

    public void setConfirmTime(Date confirmTime) {
        this.confirmTime = confirmTime;
    }

    public String getConsignee() {
        return consignee;
    }

    public void setConsignee(String consignee) {
        this.consignee = consignee;
    }

    public String getConsigneePhone() {
        return consigneePhone;
    }

    public void setConsigneePhone(String consigneePhone) {
        this.consigneePhone = consigneePhone;
    }

    public String getConsigneeAddress() {
        return consigneeAddress;
    }

    public void setConsigneeAddress(String consigneeAddress) {
        this.consigneeAddress = consigneeAddress;
    }

    public String getStatus() {
        return status;
    }

    public void setStatus(String status) {
        this.status = status;
    }
}
product：
package com.qin.os.entity;

public class Product {
    private String id;
    private String title;
    private Double price;
    private  Integer stock;
    private String status;

    public Product() {
    }

    public Product(String id, String title, Double price, Integer stock, String status) {
        this.id = id;
        this.title = title;
        this.price = price;
        this.stock = stock;
        this.status = status;
    }

    @Override
    public String toString() {
        return "Product{" +
                "id='" + id + '\'' +
                ", title='" + title + '\'' +
                ", price=" + price +
                ", stock=" + stock +
                ", status='" + status + '\'' +
                '}';
    }

    public String getId() {
        return id;
    }

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

    public String getTitle() {
        return title;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    public Double getPrice() {
        return price;
    }

    public void setPrice(Double price) {
        this.price = price;
    }

    public Integer getStock() {
        return stock;
    }

    public void setStock(Integer stock) {
        this.stock = stock;
    }

    public String getStatus() {
        return status;
    }

    public void setStatus(String status) {
        this.status = status;
    }
}
dao包：
orderDao：
package com.qin.os.dao;

import com.qin.os.entity.Order;

import java.util.List;


public interface OrderDao {
    void insert(Order order);
    void update(Order order);
    void delete(String id);
    Order findOne(String id);
    List<Order> findAll();

}
orderDaoImpl：
package com.qin.os.dao.impl;

import com.qin.os.dao.OrderDao;
import com.qin.os.entity.Order;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.stereotype.Repository;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
@Repository
public class OrderDaoImpl implements OrderDao {
    @Autowired
    private JdbcTemplate jdbcTemplate;
    public void insert(Order order) {
        String sql="insert into orders values(?,?,?,?,?,?,?,?,?,?,?)";
        jdbcTemplate.update(sql,order.getId(),order.getProductId(),order.getNumber(),order.getPrice(),order.getCreateTime(),order.getSendTime(),order.getConfirmTime(),order.getConsignee(),order.getConsigneePhone(),order.getConsigneeAddress(),order.getStatus());
    }

    public void update(Order order) {
        String sql="update orders set product_id=?,number=?,price=?,create_time=?,send_time=?,confirm_time=?,consignee=?,consignee_phone=?,consignee_address=?,status=? where id=?";
        jdbcTemplate.update(sql,order.getProductId(),order.getNumber(),order.getPrice(),order.getCreateTime(),order.getSendTime(),order.getConfirmTime(),order.getConsignee(),order.getConsigneePhone(),order.getConsigneeAddress(),order.getStatus(),order.getId());
    }

    public void delete(String id) {
        String sql="delete from orders where id=?";
        jdbcTemplate.update(sql,id);
    }

    public Order findOne(String id) {
        String sql="select *from orders where id=?";
        Order order=jdbcTemplate.queryForObject(sql,new OrderRowMapper(),id);
        return order;
    }

    public List<Order> findAll() {
        String sql="select *from orders";
        List<Order> list=jdbcTemplate.query(sql,new OrderRowMapper());
        return list;
    }
    private class OrderRowMapper implements RowMapper<Order> {
        public Order mapRow(ResultSet resultSet, int i) throws SQLException {
            Order order=new Order();
            order.setId(resultSet.getString("id"));
            order.setProductId(resultSet.getString("product_id"));
            order.setNumber(resultSet.getInt("number"));
            order.setPrice(resultSet.getDouble("price"));
            order.setCreateTime(resultSet.getTime("create_time"));
            order.setSendTime(resultSet.getTime("send_time"));
            order.setConfirmTime(resultSet.getTime("confirm_time"));
            order.setConsignee(resultSet.getString("consignee"));
            order.setConsigneePhone(resultSet.getString("consignee_phone"));
            order.setConsigneeAddress(resultSet.getString("consignee_address"));
            order.setStatus(resultSet.getString("status"));
            return order;
        }
    }

}
productDao：
package com.qin.os.dao;

import com.qin.os.entity.Order;
import com.qin.os.entity.Product;

import java.util.List;

public interface ProductDao {
    void insert(Product product);
    void update(Product product);
    void delete(String id);
    Product findOne(String id);
    List<Product> findAll();
}
productDaoImpl：
package com.qin.os.dao.impl;

import com.qin.os.dao.ProductDao;
import com.qin.os.entity.Order;
import com.qin.os.entity.Product;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.stereotype.Repository;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
@Repository
public class ProductDaoImpl implements ProductDao {
    @Autowired
    private JdbcTemplate jdbcTemplate;

    public void insert(Product product) {
        String sql="insert into products values(?,?,?,?,?)";
        jdbcTemplate.update(sql,product.getId(),product.getTitle(),product.getPrice(),product.getStock(),product.getStatus());
    }

    public void update(Product product) {
        String sql="update products set title=?,price=?,stock=?,status=? where id=?";
        jdbcTemplate.update(sql,product.getTitle(),product.getPrice(),product.getStock(),product.getStatus(),product.getId());
    }

    public void delete(String id) {
        String sql="delete from products where id=?";
        jdbcTemplate.update(sql,id);
    }

    public Product findOne(String id) {
        String sql="select *from products where id=?";
        Product product=jdbcTemplate.queryForObject(sql,new ProductsRowMapper());
        return product;
    }

    public List<Product> findAll() {
        String sql="select *from products";
        List<Product> list=jdbcTemplate.query(sql,new ProductsRowMapper());
        return list;
    }
    private class ProductsRowMapper implements RowMapper<Product> {
        public Product mapRow(ResultSet resultSet, int i) throws SQLException {
            Product product=new Product();
            product.setId(resultSet.getString("id"));
            product.setTitle(resultSet.getString("title"));
            product.setPrice(resultSet.getDouble("price"));
            product.setStock(resultSet.getInt("stock"));
            product.setStatus(resultSet.getString("status"));
            return product;
        }
    }
}
service包：
package com.qin.os.service;

import com.qin.os.entity.Order;
import org.springframework.stereotype.Service;


public interface OrderService {
    void add(Order order);
}
orderServiceImpl：
package com.qin.os.service.impl1;

import com.qin.os.dao.OrderDao;
import com.qin.os.dao.ProductDao;
import com.qin.os.entity.Order;
import com.qin.os.entity.Product;
import com.qin.os.service.OrderService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionStatus;

import java.util.Date;

@Service
public class OrderServiceImpl implements OrderService {
    @Autowired
    private OrderDao orderDao;
    @Autowired
    private ProductDao productDao;
    @Autowired
    private PlatformTransactionManager transactionManager;
    @Autowired
    private TransactionDefinition transactionDefinition;
    public void add(Order order) {
        order.setStatus("待发货");
        order.setCreateTime(new Date());
        TransactionStatus transactionStatus=transactionManager.getTransaction(transactionDefinition);
        try {
            orderDao.insert(order);
            Product product = productDao.findOne(order.getProductId());
            product.setStock(product.getStock() - order.getNumber());
            productDao.update(product);
            System.out.println("aaa");
            transactionManager.commit(transactionStatus);
        }catch (Exception e)
        {
            transactionManager.rollback(transactionStatus);
        }

    }
}
spring-dao.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"
       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">
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="com.mysql.cj.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://localhost:3306/os?useSSL=false&amp;useUnicode=true&amp;characterEncoding=UTF8&amp;serverTimezone=GMT%2B8"/>
        <property name="username" value="root"/>
        <property name="password" value="qfc111620"/>
    </bean>
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="dataSource"/>
    </bean>
  <context:component-scan base-package="com.qin.os.dao"/>
</beans>
spring-service.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"
       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">
<import resource="spring-dao.xml"/>
  <context:component-scan base-package="com.qin.os.service.impl1"/>
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>
    <bean id="transactionDefinition" class="org.springframework.transaction.support.DefaultTransactionDefinition">
      <property name="propagationBehaviorName" value="PROPAGATION_REQUIRED"/>
    </bean>
</beans>
test:
package com.qin.os.service;

import com.qin.os.entity.Order;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:spring-service.xml")
public class Test {
    @Autowired
    private OrderService orderService;
    @org.junit.Test
    public void demo1()
    {
        Order order=new Order("100003","100002",1,1799.9,"张三","1111111","jsjaajajja");
        orderService.add(order);
    }
}
错误信息：
E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\bin\java.exe -agentlib:jdwp=transport=dt_socket,address=127.0.0.1:59371,suspend=y,server=n -ea -Didea.test.cyclic.buffer.size=1048576 -javaagent:C:\Users\Administrator\AppData\Local\JetBrains\IntelliJIdea2020.1\captureAgent\debugger-agent.jar -Dfile.encoding=UTF-8 -classpath "E:\IDEA\IntelliJ IDEA 2020.1.2\lib\idea_rt.jar;E:\IDEA\IntelliJ IDEA 2020.1.2\plugins\junit\lib\junit5-rt.jar;E:\IDEA\IntelliJ IDEA 2020.1.2\plugins\junit\lib\junit-rt.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\charsets.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\deploy.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\access-bridge-64.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\cldrdata.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\dnsns.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\jaccess.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\jfxrt.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\localedata.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\nashorn.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\sunec.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\sunjce_provider.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\sunmscapi.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\sunpkcs11.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\ext\zipfs.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\javaws.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\jce.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\jfr.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\jfxswt.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\jsse.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\management-agent.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\plugin.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\resources.jar;E:\eclipse-jee-2019-12-R-win32-x86_64-1\jre.1.8\jre\lib\rt.jar;E:\IDEA\IDEAwork\os\target\test-classes;E:\IDEA\IDEAwork\os\target\classes;E:\maven-repo\mysql\mysql-connector-java\8.0.12\mysql-connector-java-8.0.12.jar;E:\maven-repo\com\google\protobuf\protobuf-java\2.6.0\protobuf-java-2.6.0.jar;E:\maven-repo\junit\junit\4.12\junit-4.12.jar;E:\maven-repo\org\hamcrest\hamcrest-core\1.3\hamcrest-core-1.3.jar;E:\maven-repo\org\springframework\spring-core\5.2.7.RELEASE\spring-core-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-jcl\5.2.7.RELEASE\spring-jcl-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-beans\5.2.7.RELEASE\spring-beans-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-context\5.2.7.RELEASE\spring-context-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-expression\5.2.7.RELEASE\spring-expression-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-aop\5.2.7.RELEASE\spring-aop-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-jdbc\5.2.7.RELEASE\spring-jdbc-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-tx\5.2.7.RELEASE\spring-tx-5.2.7.RELEASE.jar;E:\maven-repo\org\springframework\spring-test\5.2.7.RELEASE\spring-test-5.2.7.RELEASE.jar;E:\maven-repo\org\aspectj\aspectjweaver\1.9.5\aspectjweaver-1.9.5.jar" com.intellij.rt.junit.JUnitStarter -ideVersion5 -junit4 com.qin.os.service.Test,demo1
Connected to the target VM, address: '127.0.0.1:59371', transport: 'socket'
七月 22, 2020 4:13:30 下午 org.springframework.test.context.support.AbstractTestContextBootstrapper getDefaultTestExecutionListenerClassNames
信息: Loaded default TestExecutionListener class names from location [META-INF/spring.factories]: [org.springframework.test.context.web.ServletTestExecutionListener, org.springframework.test.context.support.DirtiesContextBeforeModesTestExecutionListener, org.springframework.test.context.support.DependencyInjectionTestExecutionListener, org.springframework.test.context.support.DirtiesContextTestExecutionListener, org.springframework.test.context.transaction.TransactionalTestExecutionListener, org.springframework.test.context.jdbc.SqlScriptsTestExecutionListener, org.springframework.test.context.event.EventPublishingTestExecutionListener]
七月 22, 2020 4:13:30 下午 org.springframework.test.context.support.AbstractTestContextBootstrapper getTestExecutionListeners
信息: Using TestExecutionListeners: [org.springframework.test.context.support.DirtiesContextBeforeModesTestExecutionListener@6d2a209c, org.springframework.test.context.support.DependencyInjectionTestExecutionListener@75329a49, org.springframework.test.context.support.DirtiesContextTestExecutionListener@161479c6, org.springframework.test.context.transaction.TransactionalTestExecutionListener@4313f5bc, org.springframework.test.context.jdbc.SqlScriptsTestExecutionListener@7f010382, org.springframework.test.context.event.EventPublishingTestExecutionListener@1e802ef9]
Disconnected from the target VM, address: '127.0.0.1:59371', transport: 'socket'

Process finished with exit code 0
项目结构：