code: public Element createDocumentFrom(Collection<StorageAccount> accts,
                                        boolean includeCredentials,
                                        boolean includeOptions) {
          Element storageProviderAccounts = new Element("storageProviderAccounts");
  
          if (null != accts && accts.size() > 0) {
              for (StorageAccount acct : accts) {
  
                  StorageAccountProviderBinding providerBinding =
                      providerBindings.get(acct.getType());
                  if (null != providerBinding) {
                      storageProviderAccounts.addContent(
                          providerBinding.getElementFrom(acct,
                                                         includeCredentials,
                                                         includeOptions));
  
                  } else {
                      log.warn("Unexpected account type: " + acct.getType());
                  }
              }
          }
          return storageProviderAccounts;
      }
docs: Converts the provided DuraStore acct configuration into an Xml element,
  to be included in a larger Xml document (likely DuraStore config)
  
  @param accts
  @return