code: public VaultInner getByResourceGroup(String resourceGroupName, String vaultName) {
          return getByResourceGroupWithServiceResponseAsync(resourceGroupName, vaultName).toBlocking().single().body();
      }
docs: Get the Vault details.
  
  @param resourceGroupName The name of the resource group where the recovery services vault is present.
  @param vaultName The name of 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 VaultInner object if successful.