code: @Override
      public void initialize(Map<String, Object> externalProperty)
      {
          reader = new CouchDBEntityReader(kunderaMetadata);
          initializePropertyReader();
          setExternalProperties(externalProperty);
      }
docs: /*
  (non-Javadoc)
  
  @see
  com.impetus.kundera.loader.GenericClientFactory#initialize(java.util.Map)