com.graphaware.tx.event.improved.data.lazy

Class LazyRelationshipTransactionData

java.lang.Object

com.graphaware.tx.event.improved.data.lazy.LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

com.graphaware.tx.event.improved.data.lazy.LazyRelationshipTransactionData

All Implemented Interfaces:

EntityTransactionData<org.neo4j.graphdb.Relationship>, RelationshipTransactionData

public class LazyRelationshipTransactionData
extends LazyEntityTransactionData<org.neo4j.graphdb.Relationship>
implements RelationshipTransactionData

LazyEntityTransactionData for Relationships.

Constructor Summary

Constructors

Constructor and Description
LazyRelationshipTransactionData(org.neo4j.graphdb.event.TransactionData transactionData, TransactionDataContainer transactionDataContainer) Construct relationship transaction data from Neo4j TransactionData.

Method Summary

Modifier and Type	Method and Description
protected Iterable<org.neo4j.graphdb.event.PropertyEntry<org.neo4j.graphdb.Relationship>>	assignedProperties() Get all assigned properties from the Neo4j API.
protected Change<org.neo4j.graphdb.Relationship>	createChangeObject(org.neo4j.graphdb.Relationship candidate)
protected Iterable<org.neo4j.graphdb.Relationship>	created() Get all entities created in the transaction from the Neo4j API.
protected Iterable<org.neo4j.graphdb.Relationship>	deleted() Get all entities deleted in the transaction from the Neo4j API.
Collection<org.neo4j.graphdb.Relationship>	getCreated(org.neo4j.graphdb.Node node, org.neo4j.graphdb.Direction direction, org.neo4j.graphdb.RelationshipType... types) Get all relationships for the given node and of the given directions and types, which have been created in the transaction.
Collection<org.neo4j.graphdb.Relationship>	getCreated(org.neo4j.graphdb.Node node, org.neo4j.graphdb.RelationshipType... types) Get all relationships for the given node and of the given types, which have been created in the transaction.
Collection<org.neo4j.graphdb.Relationship>	getDeleted(org.neo4j.graphdb.Node node, org.neo4j.graphdb.Direction direction, org.neo4j.graphdb.RelationshipType... types) Get all relationships for the given node and of the given directions and types, which have been deleted in the transaction.
Collection<org.neo4j.graphdb.Relationship>	getDeleted(org.neo4j.graphdb.Node node, org.neo4j.graphdb.RelationshipType... types) Get all relationships for the given node and of the given types, which have been deleted in the transaction.
protected org.neo4j.graphdb.Relationship	newSnapshot(org.neo4j.graphdb.Relationship original) Create a new snapshot of an original entity.
protected org.neo4j.graphdb.Relationship	oldSnapshot(org.neo4j.graphdb.Relationship original) Create an old snapshot of an original entity.
protected Iterable<org.neo4j.graphdb.event.PropertyEntry<org.neo4j.graphdb.Relationship>>	removedProperties() Get all removed properties from the Neo4j API.

Methods inherited from class com.graphaware.tx.event.improved.data.lazy.LazyEntityTransactionData

changedContainsKey, changedProperties, createdProperties, deletedProperties, doInitializeChanged, getAllChanged, getAllCreated, getAllDeleted, getChanged, getDeleted, hasBeenChanged, hasBeenCreated, hasBeenDeleted, hasPropertyBeenChanged, hasPropertyBeenCreated, hasPropertyBeenDeleted, initializeChanged, propertiesOfDeletedEntity, registerChange

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.graphaware.tx.event.improved.data.EntityTransactionData

changedProperties, createdProperties, deletedProperties, getAllChanged, getAllCreated, getAllDeleted, getChanged, getDeleted, hasBeenChanged, hasBeenCreated, hasBeenDeleted, hasPropertyBeenChanged, hasPropertyBeenCreated, hasPropertyBeenDeleted, propertiesOfDeletedEntity

Constructor Detail

LazyRelationshipTransactionData

public LazyRelationshipTransactionData(org.neo4j.graphdb.event.TransactionData transactionData,
                                       TransactionDataContainer transactionDataContainer)

Construct relationship transaction data from Neo4j TransactionData.

Parameters:

transactionData - provided by Neo4j.

transactionDataContainer - containing EntityTransactionData.

Method Detail

oldSnapshot

protected org.neo4j.graphdb.Relationship oldSnapshot(org.neo4j.graphdb.Relationship original)

Create an old snapshot of an original entity.

Specified by:

oldSnapshot in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

Parameters:

original - to create a snapshot from.

Returns:

the snapshot.

newSnapshot

protected org.neo4j.graphdb.Relationship newSnapshot(org.neo4j.graphdb.Relationship original)

Create a new snapshot of an original entity.

Specified by:

newSnapshot in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

Parameters:

original - to create a snapshot from.

Returns:

the snapshot.

created

protected Iterable<org.neo4j.graphdb.Relationship> created()

Get all entities created in the transaction from the Neo4j API.

Specified by:

created in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

Returns:

created entities.

deleted

protected Iterable<org.neo4j.graphdb.Relationship> deleted()

Get all entities deleted in the transaction from the Neo4j API.

Specified by:

deleted in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

Returns:

created entities.

assignedProperties

protected Iterable<org.neo4j.graphdb.event.PropertyEntry<org.neo4j.graphdb.Relationship>> assignedProperties()

Get all assigned properties from the Neo4j API.

Specified by:

assignedProperties in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

Returns:

assigned properties.

removedProperties

protected Iterable<org.neo4j.graphdb.event.PropertyEntry<org.neo4j.graphdb.Relationship>> removedProperties()

Get all removed properties from the Neo4j API.

Specified by:

removedProperties in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>

Returns:

removed properties.

getCreated

public Collection<org.neo4j.graphdb.Relationship> getCreated(org.neo4j.graphdb.Node node,
                                                             org.neo4j.graphdb.RelationshipType... types)

Get all relationships for the given node and of the given types, which have been created in the transaction.

Specified by:

getCreated in interface RelationshipTransactionData

Parameters:

node - for which to get created relationships.

types - of the created relationships. If no types are provided, all types are returned.

Returns:

all created relationships for the given node of the given types.

getCreated

public Collection<org.neo4j.graphdb.Relationship> getCreated(org.neo4j.graphdb.Node node,
                                                             org.neo4j.graphdb.Direction direction,
                                                             org.neo4j.graphdb.RelationshipType... types)

Get all relationships for the given node and of the given directions and types, which have been created in the transaction.

Specified by:

getCreated in interface RelationshipTransactionData

Parameters:

node - for which to get created relationships.

direction - of the created relationships

types - of the created relationships. If no types are provided, all types are returned.

Returns:

all created relationships for the given node of the given direction and types.

getDeleted

public Collection<org.neo4j.graphdb.Relationship> getDeleted(org.neo4j.graphdb.Node node,
                                                             org.neo4j.graphdb.RelationshipType... types)

Get all relationships for the given node and of the given types, which have been deleted in the transaction.

Specified by:

getDeleted in interface RelationshipTransactionData

Parameters:

node - for which to get deleted relationships.

types - of the deleted relationships. If no types are provided, all types are returned.

Returns:

snapshot of all deleted relationships for the given node of the given types, as they were before the transaction started.

getDeleted

public Collection<org.neo4j.graphdb.Relationship> getDeleted(org.neo4j.graphdb.Node node,
                                                             org.neo4j.graphdb.Direction direction,
                                                             org.neo4j.graphdb.RelationshipType... types)

Get all relationships for the given node and of the given directions and types, which have been deleted in the transaction.

Specified by:

getDeleted in interface RelationshipTransactionData

Parameters:

node - for which to get deleted relationships.

direction - of the deleted relationships

types - of the deleted relationships. If no types are provided, all types are returned.

Returns:

snapshot of all deleted relationships for the given node of the given direction and types, as they were before the transaction started.

createChangeObject

protected Change<org.neo4j.graphdb.Relationship> createChangeObject(org.neo4j.graphdb.Relationship candidate)

Overrides:

createChangeObject in class LazyEntityTransactionData<org.neo4j.graphdb.Relationship>