code: public long getLastWriteTime() {
          if (com.ibm.websphere.ras.TraceComponent.isAnyTracingEnabled() && LoggingUtil.SESSION_LOGGER_WAS.isLoggable(Level.FINE)) {
              LoggingUtil.SESSION_LOGGER_WAS.logp(Level.FINE, methodClassName, methodNames[GET_LAST_WRITE_TIME], "");
          }
          return mLastWriteTime;
      }
docs: /*
  last write time for this session