code: @Override
      public void addScope(String scope, int maxItemsInMemory) throws InternalCacheEngineException {
          try {
              cacheStoreAdapter.addScope(scope, maxItemsInMemory);
          } catch (Exception ex) {
              throw new InternalCacheEngineException("Exception while adding scope " + scope, ex);
          }
      }
docs: {@inheritDoc}