docs: public void setDateExpires(long dateExpires) {
  
          m_dateExpires = dateExpires;
          if (LOG.isDebugEnabled()) {
              long now = System.currentTimeMillis();
              LOG.debug(
                  Messages.get().getBundle().key(
                      Messages.LOG_FLEXCACHEENTRY_SET_EXPIRATION_DATE_3,
                      new Long(m_dateExpires),
                      new Long(now),
                      new Long(m_dateExpires - now)));
          }
      }