Package com.kenshoo.pl.entity.internal

Class SingleFieldEnricher<E extends EntityType<E>,T>

java.lang.Object

com.kenshoo.pl.entity.internal.SingleFieldEnricher<E,T>

All Implemented Interfaces:

CurrentStateConsumer<E>, PostFetchCommandEnricher<E>

Direct Known Subclasses:

ExistingFieldModifier, MissingFieldEnricher

public abstract class SingleFieldEnricher<E extends EntityType<E>,T>
extends java.lang.Object
implements PostFetchCommandEnricher<E>

Constructor Summary

Constructors

Constructor	Description
SingleFieldEnricher()

Method Summary

Modifier and Type	Method	Description
protected java.util.function.Predicate<EntityChange<E>>	additionalCommandFilter()
protected java.util.function.BiPredicate<EntityChange<E>,CurrentEntityState>	additionalPostFetchCommandFilter()
void	enrich(java.util.Collection<? extends ChangeEntityCommand<E>> changeEntityCommands, ChangeOperation changeOperation, ChangeContext changeContext)	"Enriches" the commands with system-imposed changes.
protected abstract EntityField<E,T>	enrichedField()
protected abstract T	enrichedValue(EntityChange<E> entityChange, CurrentEntityState currentState)
java.util.stream.Stream<EntityField<E,?>>	fieldsToEnrich()	return stream of enriched fields according to input commands.
boolean	shouldRun(java.util.Collection<? extends EntityChange<E>> commands)
protected boolean	shouldRunForCommand(EntityChange<E> entityChange)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.kenshoo.pl.entity.spi.CurrentStateConsumer

getSupportedChangeOperation, requiredFields

Constructor Detail

SingleFieldEnricher

public SingleFieldEnricher()

Method Detail

enrich

public final void enrich(java.util.Collection<? extends ChangeEntityCommand<E>> changeEntityCommands,
                         ChangeOperation changeOperation,
                         ChangeContext changeContext)

Description copied from interface: PostFetchCommandEnricher

"Enriches" the commands with system-imposed changes.

Specified by:

enrich in interface PostFetchCommandEnricher<E extends EntityType<E>>

Parameters:

changeEntityCommands - commands to enrich

changeOperation - operation

changeContext - the context of the operation

fieldsToEnrich

public final java.util.stream.Stream<EntityField<E,?>> fieldsToEnrich()

Description copied from interface: PostFetchCommandEnricher

return stream of enriched fields according to input commands.

Specified by:

fieldsToEnrich in interface PostFetchCommandEnricher<E extends EntityType<E>>

Returns:

the fields should be enriched

shouldRun

public final boolean shouldRun(java.util.Collection<? extends EntityChange<E>> commands)

Specified by:

shouldRun in interface PostFetchCommandEnricher<E extends EntityType<E>>

Parameters:

commands - to enrich

Returns:

indicator that enricher should be run

enrichedField

protected abstract EntityField<E,T> enrichedField()

enrichedValue

protected abstract T enrichedValue(EntityChange<E> entityChange,
                                   CurrentEntityState currentState)

additionalCommandFilter

protected java.util.function.Predicate<EntityChange<E>> additionalCommandFilter()

additionalPostFetchCommandFilter

protected java.util.function.BiPredicate<EntityChange<E>,CurrentEntityState> additionalPostFetchCommandFilter()

shouldRunForCommand

protected boolean shouldRunForCommand(EntityChange<E> entityChange)