JAVA PROGRAMS USING LINKEDLIST, GENERIC COLLECTIONS FOR STUDENT LIST

 import java.util.*; /* scanner function is used*/

class StudList {

  private String name;

  private String USN;

  private String college;

   StudList(String n, String s, String c) {

    name = n;

    USN = s;

    college = c;

  }

  public String toString() {

    return name + ":" + USN + ":" + college;

  }

}

public class FourB {

  public static void main(String args[]) 

{

  LinkedList<StudList> ml = new LinkedList<StudList>();

  ml.add(new StudList("Shwetha", "1MS00IS101", "MSRIT"));

  ml.add(new StudList("Mishti", "1MS00IS102", "RVCE"));

  ml.add(new StudList("Purvi ", "1MS00IS103","BMSCE"));

  ml.add(new StudList("Aditya", "1MS00IS104", "PESIT"));

  ml.add(new StudList("Rohit", "1MS00IS105", "NMIT"));

System.out.println("Accessing Via Iterator....");

Iterator<StudList> it = ml.iterator();

while (it.hasNext()) {

   String element=it.next().toString();

   System.out.println(element + "");

}

System.out.println("Number of students in the list: "+ml.size());

System.out.println("Which student do you want to remove?");

Scanner s = new Scanner(System.in);

int pos = s.nextInt();

ml.remove(pos);

System.out.println("New Kind of For Loop...List is now...");

    for (StudList element : ml){

      System.out.println(element);

    }

System.out.println("Number of students in the list is"+ml.size());

System.out.println("Shuffling the list...");

Collections.shuffle(ml);

System.out.println("List after shuffling is ...");

    for (StudList element : ml){

      System.out.println(element);

    }

System.out.println("First Student is :"+ml.getFirst());

System.out.println("Last Student is :"+ml.getLast());

  }

}