org.apache.storm.spout

Enum CheckPointState.Action

java.lang.Object

java.lang.Enum<CheckPointState.Action>

org.apache.storm.spout.CheckPointState.Action

All Implemented Interfaces:

Serializable, Comparable<CheckPointState.Action>

Enclosing class:

CheckPointState

public static enum CheckPointState.Action
extends Enum<CheckPointState.Action>

Enum Constant Summary

Enum Constants

Enum Constant and Description
COMMIT commit the previously prepared transaction
INITSTATE initialize the state
PREPARE prepare transaction for commit
ROLLBACK rollback the previously prepared transaction

Method Summary

Modifier and Type	Method and Description
static CheckPointState.Action	valueOf(String name) Returns the enum constant of this type with the specified name.
static CheckPointState.Action[]	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

PREPARE

public static final CheckPointState.Action PREPARE

prepare transaction for commit

COMMIT

public static final CheckPointState.Action COMMIT

commit the previously prepared transaction

ROLLBACK

public static final CheckPointState.Action ROLLBACK

rollback the previously prepared transaction

INITSTATE

public static final CheckPointState.Action INITSTATE

initialize the state

Method Detail

values

public static CheckPointState.Action[] 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 (CheckPointState.Action c : CheckPointState.Action.values())
    System.out.println(c);

Returns:

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

valueOf

public static CheckPointState.Action 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