Package com.opencqrs.framework.metadata

Enum Class PropagationMode

java.lang.Object

java.lang.Enum<PropagationMode>

com.opencqrs.framework.metadata.PropagationMode

All Implemented Interfaces:

Serializable, Comparable<PropagationMode>, Constable

public enum PropagationMode
extends Enum<PropagationMode>

Specifies how meta-data is going to be propagated from source (for instance command meta-data) to destination (for instance published event meta-data).

See Also:

• PropagationUtil.propagateMetaData(Map, Map, PropagationMode)
• CommandRouter.send(Command, Map)

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
KEEP_IF_PRESENT	Specifies that meta-data will be propagated from source to destination, but meta-data keys already present within the destination will not be overridden.
NONE	Specifies that no meta-data keys (and values) will be propagated from source to destination.
OVERRIDE_IF_PRESENT	Specifies that meta-data will be propagated from source to destination, overriding any meta-data keys present in both source and destination.

Method Summary

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

NONE

public static final PropagationMode NONE

Specifies that no meta-data keys (and values) will be propagated from source to destination.

KEEP_IF_PRESENT

public static final PropagationMode KEEP_IF_PRESENT

Specifies that meta-data will be propagated from source to destination, but meta-data keys already present within the destination will not be overridden.

OVERRIDE_IF_PRESENT

public static final PropagationMode OVERRIDE_IF_PRESENT

Specifies that meta-data will be propagated from source to destination, overriding any meta-data keys present in both source and destination.

Method Details

values

public static PropagationMode[] 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 PropagationMode 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