code: public ServiceFuture<List<KeyVaultKeyInner>> listKeyVaultKeysAsync(String resourceGroupName, String integrationAccountName, ListKeyVaultKeysDefinition listKeyVaultKeys, final ServiceCallback<List<KeyVaultKeyInner>> serviceCallback) {
          return ServiceFuture.fromResponse(listKeyVaultKeysWithServiceResponseAsync(resourceGroupName, integrationAccountName, listKeyVaultKeys), serviceCallback);
      }
docs: Gets the integration account's Key Vault keys.
  
  @param resourceGroupName The resource group name.
  @param integrationAccountName The integration account name.
  @param listKeyVaultKeys The key vault parameters.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object