code: protected void updateContextRequestTime() {
  
          CmsContextInfo context = (CmsContextInfo)m_context.clone();
          context.setRequestTime(System.currentTimeMillis());
          context.freeze();
          m_context = context;
      }
docs: Updates the request time in the internal context information of the user with the current system time.<p>
  
  This is required before executing the job, otherwise the context information request time would be the time
  the context object was initially created.<p>