Head Map From Java TreeMap Example

            /* ............... START ............... */
                
import java.util.*;

public class JavaTreeMapHeadMap {

	public static void main(String[] args) {
		// creating maps
		TreeMap<Integer, String> treemap = new TreeMap<Integer, String>();
		SortedMap<Integer, String> treemaphead = new TreeMap<Integer, String>();

		// populating tree map
		treemap.put(2, "two");
		treemap.put(1, "one");
		treemap.put(3, "three");
		treemap.put(6, "six");
		treemap.put(5, "five");

		// getting head map
		treemaphead = treemap.headMap(3);
		System.out.println("Value is: " + treemaphead);
	}
}
                /* ............... END ............... */