Concurrent Map Challenge

concurrent map
concurrent map

This Java Challenge will introduce the ConcurrentHashMap class that is useful to use in a multi-thread environment. The ConrrentHashMap can also be used to delete an element inside a for loop for example. The ConcurrentHashMap will synchronize different Threads and, therefore, won’t mess up data.

Without further ado, it’s time for the Java Challenge!

It's time to improve your Java skills with this Concurrent Map Challenge

Concurrent Map Challenge

What will happen after the main method is executed as follows?

concurrent map

This is it challenger, get prepared for the next Java Challenge, and keep improving your Java skills!

Written by
Rafael del Nero
Join the discussion

Stand Out as a Java Developer and Get Your Dream Job!

You will get the book by email in a few minutes after registering.