anchor.diff:  
   It is not possible to retrieve the additional effective cache2k configuration with this method.
   
  -==== Performance
  +=== Performance
   
   Using the JCache API does not deliver the same performance as when the native cache2k API is used.
   Some design choices in JCache lead to additional overhead, for example:
  
positive.code:     </dependency>
  ----
  
  JCache 1.0 is not released with and OSI compatible Open Source license. When using JCache, please
  review the JCache licensing terms.
  
  ==== Getting Started with the JCache API
  
  Since cache2k is JCache compatible, any available JCache introduction can be used for the
  first steps. The following online sources are recommended:
  
negative.code:     ));
  ----
  
  The example enables store by value semantics again and requests that keys and values are copied when passed
  to the cache or retrieved from the cache.
  
  === Implementation Details
  