package collection;

import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;

public class TreeMapExample {
	public static void main(String[] args) {

		/* This is how to declare TreeMap */
		TreeMap<Integer, String> tmap = new TreeMap<Integer, String>();

		/* Adding elements to TreeMap */
		tmap.put(1, "Core Java");
		tmap.put(23, "Adv Java");
		tmap.put(70, "Spring");
		tmap.put(4, "Hibernate");
		tmap.put(2, "Maven");

		/* Display content using Iterator */
		Set set = tmap.entrySet();
		Iterator iterator = set.iterator();
		while (iterator.hasNext()) {
			Map.Entry mentry = (Map.Entry) iterator.next();
			System.out.print("Key is: " + mentry.getKey() + " & Value is: " + mentry.getValue() + "\n");
		}
	}
}