org.springframework.data.relational.core.conversion

Class DbAction.Merge<T>

java.lang.Object

org.springframework.data.relational.core.conversion.DbAction.Merge<T>

Type Parameters:

T - type of the entity for which this represents a database interaction.

All Implemented Interfaces:

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

Enclosing interface:

DbAction<T>

public static final class DbAction.Merge<T>
extends Object
implements DbAction.WithDependingOn<T>, DbAction.WithPropertyPath<T>

Represents a merge statement for a single entity that is not the root of an aggregate.

Nested Class Summary

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

DbAction.Delete<T>, DbAction.DeleteAll<T>, DbAction.DeleteAllRoot<T>, DbAction.DeleteRoot<T>, DbAction.Insert<T>, DbAction.InsertRoot<T>, DbAction.Merge<T>, DbAction.Update<T>, DbAction.UpdateRoot<T>, DbAction.WithDependingOn<T>, DbAction.WithEntity<T>, DbAction.WithGeneratedId<T>, DbAction.WithPropertyPath<T>, DbAction.WithVersion

Constructor Summary

Constructors

Constructor and Description
Merge(T entity, @NonNull PersistentPropertyPath<RelationalPersistentProperty> propertyPath, @NonNull DbAction.WithEntity<?> dependingOn)

Method Summary

Modifier and Type	Method and Description
void	doExecuteWith(Interpreter interpreter) Executing this DbAction with the given Interpreter without any exception handling.
boolean	equals(Object o)
@NonNull DbAction.WithEntity<?>	getDependingOn() The DbAction of a parent entity, possibly the aggregate root.
T	getEntity()
@NonNull PersistentPropertyPath<RelationalPersistentProperty>	getPropertyPath()
Map<PersistentPropertyPath<RelationalPersistentProperty>,Object>	getQualifiers() Additional values to be set during insert or update statements.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.springframework.data.relational.core.conversion.DbAction.WithDependingOn

getEntityType, getQualifier

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

executeWith

Constructor Detail

Merge

public Merge(@NonNull
             T entity,
             @NonNull
             @NonNull PersistentPropertyPath<RelationalPersistentProperty> propertyPath,
             @NonNull
             @NonNull DbAction.WithEntity<?> dependingOn)

Method Detail

doExecuteWith

public void doExecuteWith(Interpreter interpreter)

Description copied from interface: DbAction

Executing this DbAction with the given Interpreter without any exception handling.

Specified by:

doExecuteWith in interface DbAction<T>

Parameters:

interpreter - the Interpreter responsible for actually executing the DbAction.

getEntity

@NonNull
public T getEntity()

Specified by:

getEntity in interface DbAction.WithEntity<T>

Returns:

the entity to persist. Guaranteed to be not null.

getPropertyPath

@NonNull
public @NonNull PersistentPropertyPath<RelationalPersistentProperty> getPropertyPath()

Specified by:

getPropertyPath in interface DbAction.WithPropertyPath<T>

Returns:

the path from the aggregate root to the affected entity

getDependingOn

@NonNull
public @NonNull DbAction.WithEntity<?> getDependingOn()

Description copied from interface: DbAction.WithDependingOn

The DbAction of a parent entity, possibly the aggregate root. This is used to obtain values needed to persist the entity, that are not part of the current entity, especially the id of the parent, which might only become available once the parent entity got persisted.

Specified by:

getDependingOn in interface DbAction.WithDependingOn<T>

Returns:

guaranteed to be not null.

See Also:

DbAction.WithDependingOn.getQualifiers()

getQualifiers

public Map<PersistentPropertyPath<RelationalPersistentProperty>,Object> getQualifiers()

Description copied from interface: DbAction.WithDependingOn

Additional values to be set during insert or update statements.

Values come from parent entities but one might also add values manually.

Specified by:

getQualifiers in interface DbAction.WithDependingOn<T>

Returns:

guaranteed to be not null.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object