1.24、 selectBatchIds 多个id查询为List

package com.wzy.text;
import com.wzy.mapper.EmployeeMapper;
import com.wzy.pojo.Employee;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
public class TestS {
    ApplicationContext applicationContext =
            new ClassPathXmlApplicationContext("applicationContext.xml");
    EmployeeMapper employeeMapper =
            applicationContext.getBean("employeeMapper",EmployeeMapper.class);
    @Test
    public void test8() throws SQLException {
        //根据多个id查询数据,并封装对象保存为List
        List<Integer> list = new ArrayList<>();
        list.add(1);
        list.add(2);
        list.add(3);
        List<Employee> list1 = employeeMapper.selectBatchIds(list);
        list1.forEach(employee -> System.out.println(employee));
    }
}