用Java编写一个学生管理系统
时间: 2023-09-20 12:09:46 浏览: 44
抱歉,作为AI语言模型,我无法为您编写完整的Java程序,但我可以为您提供一个基本的学生管理系统的框架和伪代码,希望对您有所帮助:
1. 定义学生类(Student):
public class Student {
private String name;
private int age;
private String gender;
private String id;
// 构造函数
public Student(String name, int age, String gender, String id) {
this.name = name;
this.age = age;
this.gender = gender;
this.id = id;
}
// getter和setter方法
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getGender() {
return gender;
}
public void setGender(String gender) {
this.gender = gender;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
}
2. 定义学生管理系统类(StudentManagementSystem):
import java.util.ArrayList;
public class StudentManagementSystem {
private ArrayList<Student> students;
// 构造函数
public StudentManagementSystem() {
students = new ArrayList<Student>();
}
// 添加学生信息
public void addStudent(Student student) {
students.add(student);
}
// 删除学生信息
public void deleteStudent(Student student) {
students.remove(student);
}
// 查找学生信息
public Student findStudent(String id) {
for (Student student : students) {
if (student.getId().equals(id)) {
return student;
}
}
return null;
}
// 修改学生信息
public void modifyStudent(String id, String name, int age, String gender) {
Student student = findStudent(id);
if (student != null) {
student.setName(name);
student.setAge(age);
student.setGender(gender);
}
}
// 输出所有学生信息
public void printAllStudents() {
for (Student student : students) {
System.out.println("Name: " + student.getName() + ", Age: " + student.getAge() + ", Gender: " + student.getGender() + ", ID: " + student.getId());
}
}
}
3. 主函数类(Main):
public class Main {
public static void main(String[] args) {
// 创建学生管理系统对象
StudentManagementSystem sms = new StudentManagementSystem();
// 添加学生信息
sms.addStudent(new Student("Tom", 18, "Male", "001"));
sms.addStudent(new Student("Jerry", 19, "Male", "002"));
sms.addStudent(new Student("Lucy", 20, "Female", "003"));
// 输出所有学生信息
sms.printAllStudents();
// 修改学生信息
sms.modifyStudent("002", "Jerry Tom", 20, "Male");
// 输出所有学生信息
sms.printAllStudents();
// 删除学生信息
sms.deleteStudent(sms.findStudent("003"));
// 输出所有学生信息
sms.printAllStudents();
}
}
这是一个简单的学生管理系统框架,您可以根据需要进行修改和完善。