code: protected void importModuleFromDefault(String importFile) throws Exception {
  
          String fileName = getModuleFolder() + importFile;
          OpenCms.getImportExportManager().importData(
              m_cms,
              new CmsShellReport(m_cms.getRequestContext().getLocale()),
              new CmsImportParameters(fileName, "/", true));
      }
docs: Imports a module (zipfile) from the default module directory,
  creating a temporary project for this.<p>
  
  @param importFile the name of the import module located in the default module directory
  
  @throws Exception if something goes wrong
  
  @see org.opencms.importexport.CmsImportExportManager#importData(CmsObject, org.opencms.report.I_CmsReport, CmsImportParameters)