ADD file via upload

main
pc9pizjb6 4 months ago
parent 69101bc99a
commit 0999dcd0ae

@ -0,0 +1,112 @@
package com.studentmanagement.view;
import com.studentmanagement.model.Student;
import java.util.List;
/**
* 使
* StudentView
*/
public class StudentConsoleView implements StudentView {
@Override
public void displayStudent(Student student) {
if (student == null) {
System.out.println("学生不存在");
return;
}
System.out.println("============ 学生详情 ============");
System.out.println("ID: " + student.getId());
System.out.println("姓名: " + student.getName());
System.out.println("年龄: " + student.getAge());
System.out.println("课程: " + student.getCourse());
System.out.println("成绩: " + student.getGrade());
System.out.println("==================================");
}
@Override
public void displayStudentList(List<Student> students) {
if (students == null || students.isEmpty()) {
System.out.println("没有找到学生信息");
return;
}
System.out.println("============================================ 学生列表 ============================================");
System.out.printf("%5s %-10s %5s %-20s %10s\n", "ID", "姓名", "年龄", "课程", "成绩");
System.out.println("===============================================================================================");
for (Student student : students) {
System.out.printf("%5d %-10s %5d %-20s %10.2f\n",
student.getId(),
student.getName(),
student.getAge(),
student.getCourse(),
student.getGrade());
}
System.out.println("===============================================================================================");
System.out.println("共找到 " + students.size() + " 名学生");
}
@Override
public void displaySuccessMessage(String message) {
System.out.println("✅ 成功: " + message);
}
@Override
public void displayErrorMessage(String message) {
System.err.println("❌ 错误: " + message);
}
@Override
public void displayStatistics(String message) {
System.out.println("📊 " + message);
}
/**
*
*/
public void displayMenu() {
System.out.println("\n=========================================");
System.out.println(" 学生管理系统");
System.out.println("=========================================");
System.out.println("1. 查看所有学生");
System.out.println("2. 根据ID查找学生");
System.out.println("3. 添加新学生");
System.out.println("4. 更新学生信息");
System.out.println("5. 删除学生");
System.out.println("6. 根据课程查找学生");
System.out.println("7. 查找成绩优秀的学生(>=90分)");
System.out.println("8. 查看课程平均成绩");
System.out.println("9. 查看学生平均年龄");
System.out.println(0 + ". 退出系统");
System.out.println("=========================================");
System.out.print("请选择操作 [0-9]: ");
}
/**
* 线
*/
public void displaySeparator() {
System.out.println("\n-----------------------------------------");
}
/**
*
*/
public void displayWelcome() {
System.out.println("\n=========================================");
System.out.println(" 欢迎使用学生管理系统");
System.out.println("=========================================");
}
/**
* 退
*/
public void displayExit() {
System.out.println("\n=========================================");
System.out.println(" 感谢使用学生管理系统,再见!");
System.out.println("=========================================");
}
}
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