Setup Java Environment on Ubuntu 18

Set Java Environment for Ubuntu 18.04 1. Install Jdk: sudo apt-get install openjdk-8-jdk 2. Eclipse Photon : https://www.eclipse.org/downloads/download.php?file=/technology/epp/downloads/release/photon/R/eclipse-jee-photon-R-linux-gtk-x86_64.tar.gz 3. Apache Tomcat 8.5: https://tomcat.apache.org/download-80.cgi