Student.java

package Student_Management_System;

import java.io.Serializable;

public class Student implements Serializable {

          private static final long serialVersionUID = 1L;

          private int id;
          private String name;
          private float marks;

          public Student() {
          }

          public Student(int id, String name, float marks) {
                    this.id = id;
                    this.name = name;
                    this.marks = marks;
          }

          public int getId() {
                    return id;
          }

          public void setId(int id) {
                    this.id = id;
          }

          public String getName() {
                    return name;
          }

          public void setName(String name) {
                    this.name = name;
          }

          public float getMarks() {
                    return marks;
          }

          public void setMarks(float marks) {
                    this.marks = marks;
          }

          @Override
          public String toString() {
                    return String.format("%-10d %-20s %-10.2f", id, name, marks);
          }
}