import java.util.ArrayList;
import java.util.Collections;

public class StudentMain {

	public static void main(String[] args) {
		// TODO Auto-generated method stub

		Student s1 = new Student("Naoe", 101, 99);
		Student s2 = new Student("Shadow", 102, 80);
		Student s3 = new Student("Tom", 103, 90);
		Student s4 = new Student("Dynamo", 104, 79);
		Student s5 = new Student("Danger", 105, 85);

		ArrayList<Student> slist = new ArrayList<>();
		slist.add(s1);
		slist.add(s2);
		slist.add(s3);
		slist.add(s4);
		slist.add(s5);

		Collections.sort(slist, Student::CompareName);
		System.out.println("Sorted By Names is : ");
		System.out.println("--------------------");

		for (Student s : slist) {
			System.out.println(s);
			System.out.println("_______________________");
		}
		System.out.println();
		Collections.sort(slist, Student::CompareRoll);
		System.out.println("Sorted By Roll Numbers is : ");
		System.out.println("--------------------");
		for (Student r : slist) {
			System.out.println(r);
			System.out.println("_______________________");
		}
	}
}