code: public void addXmlDigesterRules(Digester digester) {
  
          // first accounts
          String xpath = CmsImportExportManager.N_EXPORT + "/" + N_ACCOUNTS + "/" + N_ORGUNITS + "/" + N_ORGUNIT + "/";
          addAccountsOrgunitRules(digester, xpath);
          addAccountsGroupRules(digester, xpath);
          addAccountsUserRules(digester, xpath);
          digester.addCallMethod(
              CmsImportExportManager.N_EXPORT + "/" + N_ACCOUNTS + "/" + N_ORGUNITS + "/" + N_ORGUNIT,
              "setMembership");
  
          // then resources
          xpath = CmsImportExportManager.N_EXPORT + "/" + N_FILES + "/" + N_FILE + "/";
          addResourceAttributesRules(digester, xpath);
          addResourcePropertyRules(digester, xpath);
          addResourceRelationRules(digester, xpath);
          addResourceAceRules(digester, xpath);
          digester.addCallMethod(CmsImportExportManager.N_EXPORT + "/" + N_FILES + "/" + N_FILE, "increaseCounter");
          digester.addCallMethod(CmsImportExportManager.N_EXPORT + "/" + N_FILES, "importRelations");
          digester.addCallMethod(CmsImportExportManager.N_EXPORT + "/" + N_FILES, "rewriteParseables");
  
          // and now the organizational unit resources
          digester.addCallMethod(CmsImportExportManager.N_EXPORT + "/" + N_FILES, "associateOrgUnitResources");
  
          // then projects
          xpath = CmsImportExportManager.N_EXPORT + "/" + N_PROJECTS + "/" + N_PROJECT + "/";
          addProjectRules(digester, xpath);
      }
docs: Adds the XML digester rules for a single import file.<p>
  
  @param digester the digester to add the rules to