org.apache.ambari.server.state

Enum MaintenanceState

java.lang.Object

java.lang.Enum<MaintenanceState>

org.apache.ambari.server.state.MaintenanceState

All Implemented Interfaces:

Serializable, Comparable<MaintenanceState>

public enum MaintenanceState
extends Enum<MaintenanceState>

Indicates when a Service or Host participates in automated operations, and if alerts are enabled.

Enum Constant Summary

Enum Constants

Enum Constant and Description
IMPLIED_FROM_HOST Target is in maintenance, implied by parent host.
IMPLIED_FROM_SERVICE Target is in maintenance, implied by parent service.
IMPLIED_FROM_SERVICE_AND_HOST Target is in maintenance, implied by parent service and host.
OFF All group-targeted commands are available.
ON Target was explicitly put into maintenance state.

Method Summary

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

OFF

public static final MaintenanceState OFF

All group-targeted commands are available. Alerts enabled.

ON

public static final MaintenanceState ON

Target was explicitly put into maintenance state. Alerts disabled.

IMPLIED_FROM_SERVICE

public static final MaintenanceState IMPLIED_FROM_SERVICE

Target is in maintenance, implied by parent service.

IMPLIED_FROM_HOST

public static final MaintenanceState IMPLIED_FROM_HOST

Target is in maintenance, implied by parent host.

IMPLIED_FROM_SERVICE_AND_HOST

public static final MaintenanceState IMPLIED_FROM_SERVICE_AND_HOST

Target is in maintenance, implied by parent service and host.

Method Detail

values

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

Returns:

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

valueOf

public static MaintenanceState 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