TaskType (Apache Hadoop Main 3.5.0 API)
Description: declaration: package: org.apache.hadoop.mapreduce, enum: TaskType

Package org.apache.hadoop.mapreduce

# Enum Class TaskType

java.lang.Object
java.lang.Enum<TaskType>
org.apache.hadoop.mapreduce.TaskType

All Implemented Interfaces:
  `Serializable`, `Comparable<TaskType>`, `Constable`

@Public @Stable public enum TaskType extends Enum<TaskType>
Enum for map, reduce, job-setup, job-cleanup, task-cleanup task types.

- ## Nested Class Summary

  ## Nested classes/interfaces inherited from class java.lang.Enum

  `Enum.EnumDesc<E extends Enum<E>>`

- ## Enum Constant Summary

  Enum Constants
  Enum Constant
  Description
  `JOB_CLEANUP`
  `JOB_SETUP`
  `MAP`
  `REDUCE`
  `TASK_CLEANUP`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `static TaskType`
  `valueOf(String name)`
  Returns the enum constant of this class with the specified name.
  `static TaskType[]`
  `values()`
  Returns an array containing the constants of this enum class, in the order they are declared.

  ### Methods inherited from class java.lang.Enum

  `clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf`

  ### Methods inherited from class java.lang.Object

  `getClass, notify, notifyAll, wait, wait, wait`

- ## Enum Constant Details

  - ### MAP

    public static final TaskType MAP

  - ### REDUCE

    public static final TaskType REDUCE

  - ### JOB_SETUP

    public static final TaskType JOB_SETUP

  - ### JOB_CLEANUP

    public static final TaskType JOB_CLEANUP

  - ### TASK_CLEANUP

    public static final TaskType TASK_CLEANUP

- ## Method Details

  - ### values

    public static TaskType[] values()
    Returns an array containing the constants of this enum class, in the order they are declared.
    Returns:
      an array containing the constants of this enum class, in the order they are declared

  - ### valueOf

    public static TaskType valueOf(String name)
    Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)
    Parameters:
      `name` - the name of the enum constant to be returned.
    Returns:
      the enum constant with the specified name
    Throws:
      `IllegalArgumentException` - if this enum class has no constant with the specified name
      `NullPointerException` - if the argument is null