I would recommend to see <a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;user&#x2F;bienadam" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;user&#x2F;bienadam</a><p>Very elegant introduction to Java Land, it uses Java EE 7 and by default two servers Payara or Wildfly(around 100MB).