• https://www.eclipse.org/ide/
• https://download.eclipse.org/eclipse/downloads/
• https://download.eclipse.org/eclipse/downloads/drops4/I20211130-1800/details.html
• https://www.how2shout.com/linux/install-eclipse-ide-on-opensuse-leap-15-2-or-tumbleweed-linux/
• https://help.eclipse.org/2021-09/index.jsp?topic=%2Forg.eclipse.platform.doc.user%2Ftasks%2Ftasks-129.htm
• https://help.eclipse.org/latest/index.jsp?topic=/org.eclipse.platform.doc.isv/guide/p2_director.html
• https://stackoverflow.com/questions/7163970/how-do-you-automate-the-installation-of-eclipse-plugins-with-command-line

# as root
zypper ref && zypper dup
zypper install java-11-openjdk java-11-openjdk-headless

MYDIR="${HOME}/repos/download/eclipse"
mkdir -pv "${MYDIR}"
wget -P "${MYDIR}" https://ftp.fau.de/eclipse/eclipse/downloads/drops4/R-4.21-202109060500/eclipse-SDK-4.21-linux-gtk-x86_64.tar.gz
tar -xzvf "${MYDIR}"/eclipse-SDK-4.21-linux-gtk-x86_64.tar.gz -C "${MYDIR}"

~~DISCUSSION~~