7/8

grademanagement-SpringMVCProject/src/com/ssm/controller/CourseController.java

@@ -0,0 +1,75 @@
+package com.ssm.controller;
+
+import com.ssm.entity.Course;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@Controller
+public class CourseController {
+    @RequestMapping("/addCourse")
+    public String add(Course course, Model model) {
+        try {
+            System.out.println("===== 组员吕淼-课程模块 =====");
+            System.out.println("接收数据：" + course);
+
+            // 基本数据验证
+            if (course.getCourseId() == null || course.getCourseId() <= 0) {
+                model.addAttribute("msg", "课程ID不能为空！");
+                return "/addCourse.jsp";
+            }
+            if (course.getCourseName() == null || course.getCourseName().trim().length() <= 0) {
+                model.addAttribute("msg", "课程名称不能为空！");
+                return "/addCourse.jsp";
+            }
+            if (course.getCredit() == null || course.getCredit() <= 0) {
+                model.addAttribute("msg", "课程学分不能为空！");
+                return "/addCourse.jsp";
+            }
+            if (course.getTeacher() == null || course.getTeacher().trim().length() <= 0) {
+                model.addAttribute("msg", "课程教师不能为空！");
+                return "/addCourse.jsp";
+            }
+
+            model.addAttribute("msg", "课程信息提交成功！");
+            return "showCourse";
+        } catch (Exception e) {
+            System.err.println("数据处理异常：" + e.getMessage());
+            model.addAttribute("msg", "数据提交失败，请检查输入格式！");
+            return "/addCourse.jsp";
+        }
+    }
+
+// ... existing code ...
+    // 新增方法：接收表单信息并响应到页面
+// 新增方法：接收表单信息并响应到页面
+@RequestMapping("/submitStockAccount")
+public String submitCourse(Course course, Model model) {
+    try {
+        System.out.println("===== 课程提交 =====");
+        System.out.println("接收数据：" + course);
+
+        // 将表单信息添加到Model中，传递到页面
+        model.addAttribute("course", course);
+
+        return "showCourse";
+    } catch (Exception e) {
+        System.err.println("数据处理异常：" + e.getMessage());
+        model.addAttribute("msg", "数据提交失败，请检查输入格式！");
+        return "/addCourse.jsp";
+    }
+}
+
+// ... existing code ...
+
+
+    // 全局异常处理 - 处理数据绑定异常
+    @ExceptionHandler(Exception.class)
+    public String handleException(Exception e, Model model) {
+        System.err.println("系统异常：" + e.getMessage());
+        model.addAttribute("msg", "系统错误：" + e.getMessage());
+        return "showCourse";
+    }
+
+}

grademanagement-SpringMVCProject/src/com/ssm/entity/Course.java

@@ -0,0 +1,50 @@
+package com.ssm.entity;
+
+public class Course {
+    private Integer courseId;      // 课程ID
+    private String courseName;     // 课程名称
+    private Double credit;         // 学分
+    private String teacher;        // 教师
+
+    public Integer getCourseId() {
+        return courseId;
+    }
+
+    public void setCourseId(Integer courseId) {
+        this.courseId = courseId;
+    }
+
+    public String getCourseName() {
+        return courseName;
+    }
+
+    public void setCourseName(String courseName) {
+        this.courseName = courseName;
+    }
+
+    public Double getCredit() {
+        return credit;
+    }
+
+    public void setCredit(Double credit) {
+        this.credit = credit;
+    }
+
+    public String getTeacher() {
+        return teacher;
+    }
+
+    public void setTeacher(String teacher) {
+        this.teacher = teacher;
+    }
+
+    @Override
+    public String toString() {
+        return "Course{" +
+                "courseId=" + courseId +
+                ", courseName='" + courseName + '\'' +
+                ", credit=" + credit +
+                ", teacher='" + teacher + '\'' +
+                '}';
+    }
+}

grademanagement-SpringMVCProject/web/WEB-INF/view/showCourse.jsp

@@ -0,0 +1,34 @@
+<%--
+  Created by IntelliJ IDEA.
+  User: 86155
+  Date: 2026/5/19
+  Time: 11:05
+  To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<html>
+<head>
+    <title>提交成功</title>
+</head>
+<body>
+<h3>提交成功</h3>
+<table>
+    <tr>
+        <td>课程ID：</td>
+        <td>${course.courseId}</td>
+    </tr>
+    <tr>
+        <td>课程名称：</td>
+        <td>${course.courseName}</td>
+    </tr>
+    <tr>
+        <td>学分：</td>
+        <td>${course.credit}</td>
+    </tr>
+    <tr>
+        <td>授课教师：</td>
+        <td>${course.teacher}</td>
+    </tr>
+</table>
+</body>
+</html>

grademanagement-SpringMVCProject/web/addCourse.jsp

@@ -0,0 +1,25 @@
+<%--
+  Created by IntelliJ IDEA.
+  User: 86155
+  Date: 2026/5/19
+  Time: 11:05
+  To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<html>
+<head>
+    <title>课程信息</title>
+</head>
+<body>
+<h3>课程信息</h3>
+<form action="addCourse" method="post">
+    课程ID：<input type="text" name="courseId" placeholder="请输入课程ID"><br>
+    课程名称：<input type="text" name="courseName" placeholder="请输入课程名称"><br>
+    课程学分：<input type="text" name="credit" placeholder="请输入课程学分"><br>
+    课程教师：<input type="text" name="teacher" placeholder="请输入课程教师"><br>
+    <input type="submit" value="提交">
+    <input type="reset" value="重置">
+</form>
+
+</body>
+</html>

grademanagement-SpringProject/src/com/ssm/di/xml/Class.java

@@ -1,13 +1,13 @@
 package com.ssm.di.xml;
 
 // 班级实体类 DI XML版
-public class ClassEntity {
+public class Class {
     private Integer classId;
     private String className;
     private Integer studentCount;
 
     // 无参构造 Spring必须
-    public ClassEntity() {}
+    public Class() {}
 
     // setter方法（用于XML setter注入）
     public Integer getClassId() { return classId; }

out/production/grademanagement-SpringProject/bean-aop-xml.xml

@@ -17,7 +17,7 @@
     <aop:aspectj-autoproxy/>
 
     <!-- 注册Bean -->
-    <bean id="cls" class="com.ssm.aop.Class">
+    <bean id="cls" class="com.ssm.aop.ClassEntity">
             <property name="classId" value="1"/>
             <property name="className" value="软件工程"/>
             <property name="studentCount" value="20"/>

out/production/grademanagement-SpringProject/bean-di-xml.xml

@@ -5,7 +5,7 @@
         http://www.springframework.org/schema/beans/spring-beans.xsd">
 
     <!-- 分工1：班级Bean Setter属性注入 -->
-    <bean id="classInfo" class="com.ssm.di.xml.Class">
+    <bean id="classInfo" class="com.ssm.di.xml.ClassEntity">
         <property name="classId" value="1"/>
         <property name="className" value="计算机25-12B班"/>
         <property name="studentCount" value="45"/>

out/production/grademanagement-SpringProject/bean-ioc.xml

@@ -3,7 +3,7 @@
        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">
 
-    <bean id="class" class="com.ssm.ioc.Class">
+    <bean id="class" class="com.ssm.ioc.ClassEntity">
         <property name="classId" value="1"/>
         <property name="className" value="计算机科学与技术1班"/>
         <property name="grade" value="2023级"/>