Package org.apache.nifi.scheduling

Enum Class SchedulingStrategy

java.lang.Object

java.lang.Enum<SchedulingStrategy>

org.apache.nifi.scheduling.SchedulingStrategy

All Implemented Interfaces:

Serializable, Comparable<SchedulingStrategy>, Constable

public enum SchedulingStrategy
extends Enum<SchedulingStrategy>

Defines a Scheduling Strategy to use when scheduling Components (Ports, Funnels, Processors) to run

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
CRON_DRIVEN	Indicates that the component will be scheduled to run according to a Cron-style expression
TIMER_DRIVEN	Components should be scheduled to run on a periodic interval that is user-defined with a user-defined number of concurrent tasks.

Field Summary

Fields

Modifier and Type	Field	Description
private final int	defaultConcurrentTasks
private final String	defaultSchedulingPeriod

Constructor Summary

Constructors

Modifier	Constructor	Description
private	SchedulingStrategy(int defaultConcurrentTasks, String defaultSchedulingPeriod)

Method Summary

Modifier and Type	Method	Description
int	getDefaultConcurrentTasks()
String	getDefaultSchedulingPeriod()
static SchedulingStrategy	valueOf(String name)	Returns the enum constant of this class with the specified name.
static SchedulingStrategy[]	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

TIMER_DRIVEN

public static final SchedulingStrategy TIMER_DRIVEN

Components should be scheduled to run on a periodic interval that is user-defined with a user-defined number of concurrent tasks. All Components support Timer-Driven mode.

CRON_DRIVEN

public static final SchedulingStrategy CRON_DRIVEN

Indicates that the component will be scheduled to run according to a Cron-style expression

Field Details

defaultConcurrentTasks

private final int defaultConcurrentTasks

defaultSchedulingPeriod

private final String defaultSchedulingPeriod

Constructor Details

SchedulingStrategy

private SchedulingStrategy(int defaultConcurrentTasks,
 String defaultSchedulingPeriod)

Method Details

values

public static SchedulingStrategy[] 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 SchedulingStrategy 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

getDefaultConcurrentTasks

public int getDefaultConcurrentTasks()

getDefaultSchedulingPeriod

public String getDefaultSchedulingPeriod()