Package org.apache.hadoop.applications.mawo.server.common

Enum Class TaskType

java.lang.Object

java.lang.Enum<TaskType>

org.apache.hadoop.applications.mawo.server.common.TaskType

All Implemented Interfaces:

Serializable, Comparable<TaskType>, Constable

public enum TaskType
extends Enum<TaskType>

Define MaWo Task Type.

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
COMPOSITE	Its a composite task which consists of multiple simple tasks.
DIE	Die Task is to signal for suicide.
NULL	Its a null task.
SIMPLE	Its a Simple Task.
TEARDOWN	Teardown Task is a task which runs after all tasks are finished.

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

SIMPLE

public static final TaskType SIMPLE

Its a Simple Task.

COMPOSITE

public static final TaskType COMPOSITE

Its a composite task which consists of multiple simple tasks.

NULL

public static final TaskType NULL

Its a null task.

DIE

public static final TaskType DIE

Die Task is to signal for suicide.

TEARDOWN

public static final TaskType TEARDOWN

Teardown Task is a task which runs after all tasks are finished.

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