org.springframework.data.neo4j.core.mapping

Class NestedRelationshipProcessingStateMachine

java.lang.Object

org.springframework.data.neo4j.core.mapping.NestedRelationshipProcessingStateMachine

@API(status=INTERNAL,
     since="6.0")
public final class NestedRelationshipProcessingStateMachine
extends Object

This stores all processed nested relations and objects during save of objects so that the recursive descent can be stopped accordingly.

Author:

Michael J. Simons

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	NestedRelationshipProcessingStateMachine.ProcessState Valid processing states.

Constructor Summary

Constructors

Constructor and Description
NestedRelationshipProcessingStateMachine()

Method Summary

Modifier and Type	Method and Description
NestedRelationshipProcessingStateMachine.ProcessState	getStateOf(RelationshipDescription relationshipDescription, Collection<?> valuesToStore)
void	markAsProcessed(RelationshipDescription relationshipDescription, Collection<?> valuesToStore) Marks the passed objects as processed

Methods inherited from class java.lang.Object

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

Constructor Detail

NestedRelationshipProcessingStateMachine

public NestedRelationshipProcessingStateMachine()

Method Detail

getStateOf

public NestedRelationshipProcessingStateMachine.ProcessState getStateOf(RelationshipDescription relationshipDescription,
                                                                        @Nullable
                                                                        Collection<?> valuesToStore)

Parameters:

relationshipDescription - Check whether this relationship description has been processed

valuesToStore - Check whether all the values in the collection have been processed

Returns:

The state of things processed

markAsProcessed

public void markAsProcessed(RelationshipDescription relationshipDescription,
                            @Nullable
                            Collection<?> valuesToStore)

Marks the passed objects as processed

Parameters:

relationshipDescription - To be marked as processed

valuesToStore - If not null, all non-null values will be marked as processed