$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install GlassFish 6/7 on Gnu/Linux Distros

GNU/Linux Installing GlassFish 6/7 Guide

Hi! The Tutorial shows you Step-by-Step How to Install Eclipse GlassFish 6.x/7.x in GNU/Linux Distributions.

And Eclipse GlassFish 6/7 for GNU+Linux provides a Complete Application Server which serves as the Reference Implementation for the Jakarta EE Specification.

Moreover, Eclipse GlassFish includes a Complete Administration Console, Clustering Support, and other Developer and Production focused Tools and Features.

Especially relevant: the Only Requirement is an Oracle Java JDK 8+ Installation.

How to Install GlassFish 6/7 on Linux Step by Step - Featured

GNU/Linux Eclipse GlassFish 6/7 Installation Guide