code: private void saveToBundleDescriptor() throws CmsException {
  
          if (null != m_descFile) {
              m_removeDescriptorOnCancel = false;
              updateBundleDescriptorContent();
              m_descFile.getFile().setContents(m_descContent.marshal());
              m_cms.writeFile(m_descFile.getFile());
          }
      }
docs: Save the values to the bundle descriptor.
  @throws CmsException thrown if saving fails.