Check out example codes for "TreeMap lastEntry() method in java". It will help you in understanding the concepts better.

Code Example 1

import java.util.TreeMap;
public class TreeMapLastEntryMethodExample
   public static void main(String[] args)
      TreeMap<Integer, String> tm = new TreeMap<Integer, String>();
      tm.put(96, "mango");
      tm.put(39, "grapes");
      tm.put(56, "pineapple");
      tm.put(93, "apple");
      tm.put(69, "watermelon");
      // get value with greatest key
      System.out.println("Check last entry in given TreeMap: ");
      System.out.println("Value is: "+ tm.lastEntry());

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