modifyCluster method

Future<ModifyClusterOutput> modifyCluster({
  1. required String clusterId,
  2. int? stepConcurrencyLevel,
})

Modifies the number of steps that can be executed concurrently for the cluster specified using ClusterID.

May throw InternalServerError. May throw InvalidRequestException.

Parameter clusterId : The unique identifier of the cluster.

Parameter stepConcurrencyLevel : The number of steps that can be executed concurrently. You can specify a maximum of 256 steps.

Implementation

Future<ModifyClusterOutput> modifyCluster({
  required String clusterId,
  int? stepConcurrencyLevel,
}) async {
  ArgumentError.checkNotNull(clusterId, 'clusterId');
  final headers = <String, String>{
    'Content-Type': 'application/x-amz-json-1.1',
    'X-Amz-Target': 'ElasticMapReduce.ModifyCluster'
  };
  final jsonResponse = await _protocol.send(
    method: 'POST',
    requestUri: '/',
    exceptionFnMap: _exceptionFns,
    // TODO queryParams
    headers: headers,
    payload: {
      'ClusterId': clusterId,
      if (stepConcurrencyLevel != null)
        'StepConcurrencyLevel': stepConcurrencyLevel,
    },
  );

  return ModifyClusterOutput.fromJson(jsonResponse.body);
}