code: public Object getFieldValue(EntryField field) {
                  switch (field) {
                          case TIME:
                                  return getTimestamp();
                          case ACTIVITY:
                                  return getActivity();
                          case ORIGINATOR:
                                  return originator;
                          case EVENTTYPE:
                                  return eventType;
                          case META:
                                  return Collections.unmodifiableSet(metaData);
                          default:
                                  return null;
                  }
          }
docs: ------- Field Values ---------------------------------------------------------------------