Tasks:

• ClassUtils to handle parameterized types
• Convert Javascript implementation form Nashorn to Graal
• Include Dockerfile change
• Update code to remove Java 11 related warnings
• Check type conversions to and from strings
• Check if Python can be easily reintroduced
• The Javascript dialect in Graal seems to be slightly different than Nashorn
• Remove java 11 warnings
• Fix the integration tests in testsuites/integration/uservice/context/EventAlbumContextTest.java to work with Java 11 typing
• junit for all changed code