docs: private String[] superTypes( ObjectType cmisType ) {
          if (cmisType.getBaseTypeId() == BaseTypeId.CMIS_FOLDER) {
              return new String[] {JcrConstants.NT_FOLDER};
          }
  
          if (cmisType.getBaseTypeId() == BaseTypeId.CMIS_DOCUMENT) {
              return new String[] {JcrConstants.NT_FILE};
          }
  
          return new String[] {cmisType.getParentType().getId()};
      }