docs: public Element findByKey(Object key)
      {
          Element element = null;
  
          // Note : Unlike BucketImpl (EJB Cache), the WrapperBucket (Wrapper Cache)
          // does NOT support duplicate entries. Therefore, the order of the search
          // is not important and a Map may be used instead of an Array.     d535968
  
          if (ivWrappers != null)
          {
              element = ivWrappers.get(key);
          }
  
          return element;
      }