org.springframework.data.relational.core.conversion

Interface DbAction<T>

Type Parameters:

T - the type of the entity that is affected by this action.

All Known Subinterfaces:

DbAction.WithDependingOn<T>, DbAction.WithEntity<T>, DbAction.WithGeneratedId<T>, DbAction.WithPropertyPath<T>

All Known Implementing Classes:

DbAction.AcquireLockAllRoot, DbAction.AcquireLockRoot, DbAction.Delete, DbAction.DeleteAll, DbAction.DeleteAllRoot, DbAction.DeleteRoot, DbAction.Insert, DbAction.InsertRoot, DbAction.Merge, DbAction.Update, DbAction.UpdateRoot

public interface DbAction<T>

An instance of this interface represents a (conceptual) single interaction with a database, e.g. a single update, used as a step when synchronizing the state of an aggregate with the database.

Author:

Jens Schauder, Mark Paluch, Tyler Van Gorder, Myeonghyeon Lee

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	DbAction.AcquireLockAllRoot<T> Represents an acquire lock statement for all aggregate roots of a given type.
static class	DbAction.AcquireLockRoot<T> Represents an acquire lock statement for a aggregate root when only the ID is known.
static class	DbAction.Delete<T> Represents a delete statement for all entities that that a reachable via a give path from the aggregate root.
static class	DbAction.DeleteAll<T> Represents an delete statement for all entities that that a reachable via a give path from any aggregate root of a given type.
static class	DbAction.DeleteAllRoot<T> Represents a delete statement for all aggregate roots of a given type.
static class	DbAction.DeleteRoot<T> Represents a delete statement for a aggregate root when only the ID is known.
static class	DbAction.Insert<T> Represents an insert statement for a single entity that is not the root of an aggregate.
static class	DbAction.InsertRoot<T> Represents an insert statement for the root of an aggregate.
static class	DbAction.Merge<T> Represents a merge statement for a single entity that is not the root of an aggregate.
static class	DbAction.Update<T> Represents an update statement for a single entity that is not the root of an aggregate.
static class	DbAction.UpdateRoot<T> Represents an update statement for the aggregate root.
static interface	DbAction.WithDependingOn<T> An action depending on another action for providing additional information like the id of a parent entity.
static interface	DbAction.WithEntity<T> A DbAction that stores the information of a single entity in the database.
static interface	DbAction.WithGeneratedId<T> A DbAction that may "update" its entity.
static interface	DbAction.WithPropertyPath<T> A DbAction not operation on the root of an aggregate but on its contained entities.

Method Summary

Modifier and Type	Method and Description
Class<T>	getEntityType()

Method Detail

getEntityType

Class<T> getEntityType()