Webit\WFirmaSDK\Entity\Infrastructure\Serialiser\JMS\DateHandler cannot extend JMS\Serializer\Handler\DateHandler anymore as it is marked as final in version 2/3 of JMS Serializer.
Investigation needed on if customised handler is still needed, if so, use composition instead of inheritance.
Webit\WFirmaSDK\Entity\Infrastructure\Serialiser\JMS\DateHandler
cannot extendJMS\Serializer\Handler\DateHandler
anymore as it is marked as final in version 2/3 of JMS Serializer.Investigation needed on if customised handler is still needed, if so, use composition instead of inheritance.