CollectionIter.java

import java.util.*;
import java.util.LinkedList;

class Coll {
	public static void main(String args[]) throws Exception {

		Scanner sc = new Scanner(System.in);
		List<Student> stud = new LinkedList<>();
		String ch = "y";
		/*
		 * stud.add(new Student(101, "Sid", "Kulk"));
		 * stud.add(new Student(102, "avin", "uti"));
		 * stud.add(new Student(103, "jack", "tak"));
		 * stud.add(new Student(104, "Tim", "Dou"));
		 * 
		 * System.out.println("Student ID\tFname\tLname");
		 * for(Student s:stud){
		 * System.out.println("  "+s.getId()+"\t\t"+s.getFname()+"\t"+s.getLname());
		 * }
		 */
		do {
			System.out.println("Student Database Options: ");
			System.out.println("1) Add Student Record");
			System.out.println("2) Search Student Record");
			System.out.println("3) Remove Student Record");
			System.out.println("4) Edit Student Record");
			int c = sc.nextInt();

			switch (c) {
				case 1: {
					System.out.print("Enter Student ID: ");
					int id = sc.nextInt();
					System.out.println();

					System.out.print("Enter Student First Name: ");
					String fname = sc.nextLine();
					System.out.println();

					System.out.print("Enter Student Last Name: ");
					String lname = sc.nextLine();
					System.out.println();
				}
					break;

				case 2: {

				}
					break;

				case 3: {

				}
					break;

				case 4: {

				}
					break;

				case 5: {
					System.exit(0);
				}
					break;

				default: {

				}
			}

			System.out.println("Do you want to continue?(y/n): ");
			ch = sc.nextLine();
		} while (ch.equals("y"));

	}
}

/*
 * STUDENT POJO
 */

class Student {
	private int Id;
	private String fname;
	private String lname;

	Student(int id, String fname, String lname) {
		Id = id;
		this.fname = fname;
		this.lname = lname;
	}

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

	void setFname(String fname) {
		this.fname = fname;
	}

	void setLname(String lname) {
		this.lname = lname;
	}

	int getId() {
		return Id;
	}

	String getFname() {
		return fname;
	}

	String getLname() {
		return lname;
	}
}