code: public PagedList<BackupEngineBaseResourceInner> get(final String vaultName, final String resourceGroupName) {
          ServiceResponse<Page<BackupEngineBaseResourceInner>> response = getSinglePageAsync(vaultName, resourceGroupName).toBlocking().single();
          return new PagedList<BackupEngineBaseResourceInner>(response.body()) {
              @Override
              public Page<BackupEngineBaseResourceInner> nextPage(String nextPageLink) {
                  return getNextSinglePageAsync(nextPageLink).toBlocking().single().body();
              }
          };
      }
docs: The backup management servers registered to a Recovery Services vault. This returns a pageable list of servers.
  
  @param vaultName The name of the Recovery Services vault.
  @param resourceGroupName The name of the resource group associated with the Recovery Services vault.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws CloudException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the PagedList&lt;BackupEngineBaseResourceInner&gt; object if successful.