POJO Notebook

import java.util.Objects;

import javax.persistence.*;


@Entity //get object ready for storage
class Student {

  private @Id @GeneratedValue Long id; //making attributes
  private String name;
  private int period;

  Student() {}

  Student(String name, int period) {

    this.name = name;
    this.period = period;
  }

  public Long getId() {
    return this.id;
  }

  public String getName() {
    return this.name;
  }

  public String getRole() {
    return this.period;
  }

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

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

  public void setRole(String period) {
    this.period = period;
  }

  @Override
  public boolean equals(Object o) {

    if (this == o)
      return true;
    if (!(o instanceof Student))
      return false;
    Student student = (Student) o;
    return Objects.equals(this.id, student.id) && Objects.equals(this.name, student.name)
        && Objects.equals(this.period, student.period);
  }

  @Override
  public int hashCode() {
    return Objects.hash(this.id, this.name, this.period);
  }

  @Override
  public String toString() {
    return "Student{" + "id=" + this.id + ", name='" + this.name + '\'' + ", period='" + this.period + '\'' + '}';
  }
}