@Override
  public Set<ConfigurationResponse> getConfigurations(
      Set<ConfigurationRequest> requests) throws AmbariException {
    Set<ConfigurationResponse> response =
        new HashSet<>();
    for (ConfigurationRequest request : requests) {
      response.addAll(getConfigurations(request));
    }
    return response;
  }
Get a request response for the given request ids.  Note that this method
fully populates a request resource including the set of task sub-resources
in the request response.
ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariManagementControllerImpl.java