Custom Rule: Validate xml elements inside a XDM (Oracle data model objects) using plsql scanner

Sonarqube Version : Developer EditionVersion 8.2 (build 32929)
PL/SQL : 3.4.1 (build 2576)

Is it possible to validate xml elements inside a XDM (Oracle data model objects) using plsql scanner?

For example:
For an xml tag ’ inside a .xdm file, check if the value is true or not?

See this other thread on the exact same topic which was also created yesterday: