This bug was fixed in the package libjxmpp-java - 1.0.1-3ubuntu1
--------------- libjxmpp-java (1.0.1-3ubuntu1) noble; urgency=medium
* d/p/02-avoid-this-escape.patch: apply upstream fix to resolve Java 21 ftbfs (LP: #2054240).
-- Vladimir Petko <email address hidden> Mon, 19 Feb 2024 10:07:15 +1300
This bug was fixed in the package libjxmpp-java - 1.0.1-3ubuntu1
---------------
libjxmpp-java (1.0.1-3ubuntu1) noble; urgency=medium
* d/p/02- avoid-this- escape. patch: apply upstream fix to resolve Java
21 ftbfs (LP: #2054240).
-- Vladimir Petko <email address hidden> Mon, 19 Feb 2024 10:07:15 +1300