code: public CmsResourceUtil getResourceUtil() {
  
          if (m_resourceUtil == null) {
              try {
                  m_resourceUtil = new CmsResourceUtil(OpenCms.initCmsObject(getCms()));
                  m_resourceUtil.setReferenceProject(getProject());
              } catch (CmsException ex) {
                  if (LOG.isErrorEnabled()) {
                      LOG.error(ex.getLocalizedMessage(), ex);
                  }
              }
          }
          return m_resourceUtil;
      }
docs: Returns an appropiate initialized resource util object.<p>
  
  @return a resource util object