# パッケージ com.amazonaws.services.elasticmapreduce.util

- インタフェースの概要
  インタフェース | 説明
  --- | ---
  ResizeJobFlowStep.ResizeAction |

- クラスの概要
  クラス | 説明
  --- | ---
  BootstrapActions | Class that provides helper methods for constructing predefined bootstrap actions.
  ResizeJobFlowStep | This class provides some helper methods for creating a Resize Job Flow step as part of your job flow.
  ResizeJobFlowStep.AddInstanceGroup | Class representing creating a new instance group.
  ResizeJobFlowStep.ModifyInstanceGroup | Class representing a change to an existing instance group.
  StepFactory | This class provides helper methods for creating common Elastic MapReduce step types.
  StreamingStep | Class that makes it easy to define Hadoop Streaming steps.

- 列挙型の概要
  列挙型 | 説明
  --- | ---
  BootstrapActions.ConfigFile | Enum specifying all valid config files.
  BootstrapActions.Daemon | List of Hadoop daemons which can be configured.
  ResizeJobFlowStep.OnArrested | The action to take if your step is waiting for the instance group to start and it enters the Arrested state.
  ResizeJobFlowStep.OnFailure | Action to take if there is a failure modifying your cluster composition.
  StepFactory.HiveVersion | The available Hive versions.