import java.io.Serializable;

public class Student implements Serializable{

	private static final long serialVersionUID = 1L;
	String surname;
    String name;
    int numberOfGroup;

    public Student(String name, String surname, int numberOfGroup) {
        this.name = name;
        this.numberOfGroup = numberOfGroup;
        this.surname = surname;
    }

    public String getName() {
        return name;
    }

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

    public int getNumberOfGroup() {
        return numberOfGroup;
    }

    public void setNumberOfGroup(int numberOfGroup) {
        this.numberOfGroup = numberOfGroup;
    }

    public String getSurname() {
        return surname;
    }

    public void setSurname(String surname) {
        this.surname = surname;
    }

    @Override
    public String toString() {
        return (surname + ", " + name + ", " + numberOfGroup);
    }

    public int compareTo(Student a) {
        return surname.compareTo(a.surname);
    }

    @Override
    public boolean equals(Object o) {
		if (o != null && o instanceof Student) {
			Student e = (Student) o;
			if (e.getName().compareTo(this.name) == 0 && e.getSurname().compareTo(surname) == 0 && e.getNumberOfGroup() == this.numberOfGroup)
				return true;
			else return false;
		} else return false;

    }


}