任务11

grademanagement-MyBatisProject/src/com/ssm/test/TestClass.java

@@ -0,0 +1,66 @@
+package com.ssm.test;
+
+import com.ssm.entity.Class;
+import com.ssm.mapper.ClassMapper;
+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 java.io.InputStream;
+import java.util.List;
+
+public class TestClass {
+    public static void main(String[] args) {
+        try {
+            // 初始化 MyBatis
+            InputStream inputStream = Resources.getResourceAsStream("config.xml");
+            SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
+            SqlSession sqlSession = sqlSessionFactory.openSession(true); // true表示自动提交
+            
+            System.out.println("✅ MyBatis 连接成功！\n");
+            
+            // 获取 ClassMapper 实例
+            ClassMapper classMapper = sqlSession.getMapper(ClassMapper.class);
+            
+            // ========== 添加露露信息 ==========
+            System.out.println("=== 添加露露信息 ===");
+            
+            // 创建露露的班级信息对象
+            Class luluClass = new Class();
+            luluClass.setClassName("露露班");
+            luluClass.setGrade("2024-2025");
+            luluClass.setMajor("软件工程");
+            luluClass.setTeacher("露露老师");
+            luluClass.setStudentCount(45);
+            luluClass.setDescription("这是一个优秀的班级");
+            
+            // 调用 addClass 方法添加信息
+            classMapper.addClass(luluClass);
+            
+            System.out.println("✅ 露露信息添加成功！");
+            System.out.println("添加的班级ID: " + luluClass.getClassId());
+            System.out.println("班级名称: " + luluClass.getClassName());
+            System.out.println("年级: " + luluClass.getGrade());
+            System.out.println("专业: " + luluClass.getMajor());
+            System.out.println("班主任: " + luluClass.getTeacher());
+            System.out.println("学生人数: " + luluClass.getStudentCount());
+            System.out.println("描述: " + luluClass.getDescription());
+            
+            // 验证添加结果 - 查询所有班级
+            System.out.println("\n=== 所有班级列表（验证添加结果）===");
+            List<Class> allClasses = classMapper.getAllClasses();
+            for (Class c : allClasses) {
+                System.out.println(c);
+            }
+            
+            // 关闭会话
+            sqlSession.close();
+            System.out.println("\n✅ 测试完成！");
+            
+        } catch (Exception e) {
+            System.err.println("❌ 测试失败：");
+            e.printStackTrace();
+        }
+    }
+}