org.apache.tez.runtime.library.common.shuffle.api

Enum ShuffleHandlerError

java.lang.Object

java.lang.Enum<ShuffleHandlerError>

org.apache.tez.runtime.library.common.shuffle.api.ShuffleHandlerError

All Implemented Interfaces:

Serializable, Comparable<ShuffleHandlerError>

public enum ShuffleHandlerError
extends Enum<ShuffleHandlerError>

ShuffleHandlerError enum encapsulates possible error messages that can be propagated from ShuffleHandler to fetchers. Depending on the message, fetchers can make better decisions, or give AM a hint in order to let it make better decisions in case of shuffle issues.

Enum Constant Summary

Enum Constants

Enum Constant and Description
DISK_ERROR_EXCEPTION

Method Summary

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

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

DISK_ERROR_EXCEPTION

public static final ShuffleHandlerError DISK_ERROR_EXCEPTION

Method Detail

values

public static ShuffleHandlerError[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (ShuffleHandlerError c : ShuffleHandlerError.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static ShuffleHandlerError valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (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 type has no constant with the specified name

NullPointerException - if the argument is null