docs: private void getMultiRowAppData() {
          if (com.ibm.websphere.ras.TraceComponent.isAnyTracingEnabled() && LoggingUtil.SESSION_LOGGER_WAS.isLoggable(Level.FINE)) {
              LoggingUtil.SESSION_LOGGER_WAS.entering(methodClassName, methodNames[GET_MULTI_ROW_APP_DATA]);
          }
          populatedAppData = true;
          Map<Object, Object> swappable = getSwappableData();
          Hashtable props = (Hashtable) ((DatabaseHashMap) getSessions()).getAllValues(this);
          if (props != null) {
              Enumeration kys = props.keys();
              while (kys.hasMoreElements()) {
                  Object key = kys.nextElement();
                  swappable.put(key, props.get(key));
              }
              synchronized (_attributeNames) {
                  refillAttrNames(swappable);
              }
          }
          if (com.ibm.websphere.ras.TraceComponent.isAnyTracingEnabled() && LoggingUtil.SESSION_LOGGER_WAS.isLoggable(Level.FINER)) {
              LoggingUtil.SESSION_LOGGER_WAS.exiting(methodClassName, methodNames[GET_MULTI_ROW_APP_DATA]);
          }
      }