org.springframework.data.relational.core.conversion

Interface MutableAggregateChange<T>

All Superinterfaces:

AggregateChange<T>

public interface MutableAggregateChange<T>
extends AggregateChange<T>

Represents the change happening to the aggregate (as used in the context of Domain Driven Design) as a whole.

Since:

2.0

Author:

Jens Schauder, Mark Paluch, Chirag Tailor

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.data.relational.core.conversion.AggregateChange

AggregateChange.Kind

Method Summary

Modifier and Type	Method and Description
void	addAction(DbAction<?> action) Adds an action to this AggregateChange.
static <T> MutableAggregateChange<T>	forDelete(Class<T> entityClass, T entity) Factory method to create an MutableAggregateChange for deleting entities.
static <T> MutableAggregateChange<T>	forDelete(Class<T> entityClass, T entity, Number previousVersion) Factory method to create an MutableAggregateChange for deleting entities.
static <T> MutableAggregateChange<T>	forDelete(T entity) Factory method to create an MutableAggregateChange for deleting entities.
static <T> MutableAggregateChange<T>	forSave(T entity) Factory method to create an MutableAggregateChange for saving entities.
static <T> MutableAggregateChange<T>	forSave(T entity, Number previousVersion) Factory method to create an MutableAggregateChange for saving entities.
Number	getPreviousVersion()
void	setEntity(T aggregateRoot) Set the root object of the AggregateChange.

Methods inherited from interface org.springframework.data.relational.core.conversion.AggregateChange

forEachAction, getEntity, getEntityType, getKind

Method Detail

forSave

static <T> MutableAggregateChange<T> forSave(T entity)

Factory method to create an MutableAggregateChange for saving entities.

Type Parameters:

T - entity type.

Parameters:

entity - aggregate root to save.

Returns:

the MutableAggregateChange for saving the root entity.

Since:

1.2

forSave

static <T> MutableAggregateChange<T> forSave(T entity,
                                             @Nullable
                                             Number previousVersion)

Factory method to create an MutableAggregateChange for saving entities.

Type Parameters:

T - entity type.

Parameters:

entity - aggregate root to save.

previousVersion - the previous version assigned to the instance being saved. May be null.

Returns:

the MutableAggregateChange for saving the root entity.

Since:

2.4

forDelete

static <T> MutableAggregateChange<T> forDelete(T entity)

Factory method to create an MutableAggregateChange for deleting entities.

Type Parameters:

T - entity type.

Parameters:

entity - aggregate root to delete.

Returns:

the MutableAggregateChange for deleting the root entity.

Since:

1.2

forDelete

static <T> MutableAggregateChange<T> forDelete(Class<T> entityClass,
                                               @Nullable
                                               T entity)

Factory method to create an MutableAggregateChange for deleting entities.

Type Parameters:

T - entity type.

Parameters:

entityClass - aggregate root type.

entity - aggregate root to delete.

Returns:

the MutableAggregateChange for deleting the root entity.

Since:

1.2

forDelete

static <T> MutableAggregateChange<T> forDelete(Class<T> entityClass,
                                               @Nullable
                                               T entity,
                                               @Nullable
                                               Number previousVersion)

Factory method to create an MutableAggregateChange for deleting entities.

Type Parameters:

T - entity type.

Parameters:

entityClass - aggregate root type.

entity - aggregate root to delete.

previousVersion - the previous version assigned to the instance being saved. May be null.

Returns:

the MutableAggregateChange for deleting the root entity.

Since:

2.4

addAction

void addAction(DbAction<?> action)

Adds an action to this AggregateChange.

Parameters:

action - must not be null.

setEntity

void setEntity(@Nullable
               T aggregateRoot)

Set the root object of the AggregateChange.

Parameters:

aggregateRoot - may be null if the change refers to a list of aggregates or references it by id.

getPreviousVersion

@Nullable
Number getPreviousVersion()