Use latest BOMs

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Manage javax dependencies

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Replace String with constants

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Removed unused classes

Signed-off-by: Sebastian Hoß <mail@shoss.de>