org.apache.nifi.annotation.notification

Enum PrimaryNodeState

java.lang.Object

java.lang.Enum<PrimaryNodeState>

org.apache.nifi.annotation.notification.PrimaryNodeState

All Implemented Interfaces:

Serializable, Comparable<PrimaryNodeState>

public enum PrimaryNodeState
extends Enum<PrimaryNodeState>

Represents a state change that occurred for the Primary Node of a NiFi cluster.

Enum Constant Summary

Enum Constants

Enum Constant and Description
ELECTED_PRIMARY_NODE The node receiving this state has been elected the Primary Node of the NiFi cluster.
PRIMARY_NODE_REVOKED The node receiving this state was the Primary Node but has now had its Primary Node role revoked.

Method Summary

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

ELECTED_PRIMARY_NODE

public static final PrimaryNodeState ELECTED_PRIMARY_NODE

The node receiving this state has been elected the Primary Node of the NiFi cluster.

PRIMARY_NODE_REVOKED

public static final PrimaryNodeState PRIMARY_NODE_REVOKED

The node receiving this state was the Primary Node but has now had its Primary Node role revoked.

Method Detail

values

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

Returns:

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

valueOf

public static PrimaryNodeState 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