Allow for compiling with Java 21

openhab / openhab-webui

Web UIs of openHAB

Eclipse Public License 2.0

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Allow for compiling with Java 21 #2517

Closed holgerfriedrich closed 1 month ago

holgerfriedrich commented 1 month ago

Support Java 17 and 21, default compilation to Java 17 class files
Add profile "j21" to compile to Java 21 class files
Bump ecj to 3.36.0
Upgrade SAT to 0.16.0

Refs: https://github.com/openhab/openhab-distro/issues/1590

holgerfriedrich commented 1 month ago

@openhab/webui-maintainers corresponding PRs in core openhab/openhab-core#4161 and addons repo openhab/openhab-addons#16594 have already been merged... could we proceed here as well?