Package org.neo4j.gds.core.loading

Class CSRGraphStore

java.lang.Object

org.neo4j.gds.core.loading.CSRGraphStore

All Implemented Interfaces:

GraphStore

public class CSRGraphStore
extends java.lang.Object
implements GraphStore

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.Map<org.neo4j.gds.RelationshipType,Relationships.Topology>	relationships

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CSRGraphStore(org.neo4j.kernel.database.NamedDatabaseId databaseId, Capabilities capabilities, org.neo4j.gds.api.schema.GraphSchema schema, IdMap nodes, NodePropertyStore nodeProperties, java.util.Map<org.neo4j.gds.RelationshipType,Relationships.Topology> relationships, java.util.Map<org.neo4j.gds.RelationshipType,RelationshipPropertyStore> relationshipProperties, int concurrency)

Method Summary

Modifier and Type	Method	Description
void	addGraphProperty(java.lang.String propertyKey, GraphPropertyValues propertyValues)
void	addNodeProperty(java.util.Set<org.neo4j.gds.NodeLabel> labels, java.lang.String propertyKey, NodePropertyValues propertyValues)
void	addRelationshipType(org.neo4j.gds.RelationshipType relationshipType, java.util.Optional<java.lang.String> relationshipPropertyKey, java.util.Optional<org.neo4j.values.storable.NumberType> relationshipPropertyType, Relationships relationships)
void	canRelease(boolean canRelease)
Capabilities	capabilities()
org.neo4j.kernel.database.NamedDatabaseId	databaseId()
DeletionResult	deleteRelationships(org.neo4j.gds.RelationshipType relationshipType)
CompositeRelationshipIterator	getCompositeRelationshipIterator(org.neo4j.gds.RelationshipType relationshipType, java.util.List<java.lang.String> propertyKeys)
CSRGraph	getGraph(java.util.Collection<org.neo4j.gds.NodeLabel> nodeLabels)	Returns a graph containing only nodes with the given node labels and no relationships.
CSRGraph	getGraph(java.util.Collection<org.neo4j.gds.NodeLabel> nodeLabels, java.util.Collection<org.neo4j.gds.RelationshipType> relationshipTypes, java.util.Optional<java.lang.String> maybeRelationshipProperty)
CSRGraph	getUnion()
GraphProperty	graphProperty(java.lang.String propertyKey)
java.util.Set<java.lang.String>	graphPropertyKeys()
org.neo4j.gds.api.nodeproperties.ValueType	graphPropertyType(java.lang.String propertyKey)
GraphPropertyValues	graphPropertyValues(java.lang.String propertyKey)
boolean	hasGraphProperty(java.lang.String propertyKey)
boolean	hasNodeProperty(java.lang.String propertyKey)
boolean	hasNodeProperty(java.util.Collection<org.neo4j.gds.NodeLabel> labels, java.lang.String propertyKey)
boolean	hasNodeProperty(org.neo4j.gds.NodeLabel label, java.lang.String propertyKey)
boolean	hasRelationshipProperty(org.neo4j.gds.RelationshipType relType, java.lang.String propertyKey)
boolean	hasRelationshipType(org.neo4j.gds.RelationshipType relationshipType)
java.time.ZonedDateTime	modificationTime()
long	nodeCount()
java.util.Set<org.neo4j.gds.NodeLabel>	nodeLabels()
NodeProperty	nodeProperty(java.lang.String propertyKey)
java.util.Set<java.lang.String>	nodePropertyKeys()
java.util.Set<java.lang.String>	nodePropertyKeys(org.neo4j.gds.NodeLabel label)
IdMap	nodes()
static CSRGraphStore	of(org.neo4j.kernel.database.NamedDatabaseId databaseId, Capabilities capabilities, org.neo4j.gds.api.schema.GraphSchema schema, IdMap nodes, @Nullable NodePropertyStore nodePropertyStore, java.util.Map<org.neo4j.gds.RelationshipType,Relationships.Topology> relationships, java.util.Map<org.neo4j.gds.RelationshipType,RelationshipPropertyStore> relationshipPropertyStores, int concurrency)
long	relationshipCount()
long	relationshipCount(org.neo4j.gds.RelationshipType relationshipType)
java.util.Set<java.lang.String>	relationshipPropertyKeys()
java.util.Set<java.lang.String>	relationshipPropertyKeys(org.neo4j.gds.RelationshipType relationshipType)
org.neo4j.gds.api.nodeproperties.ValueType	relationshipPropertyType(java.lang.String propertyKey)
RelationshipProperty	relationshipPropertyValues(org.neo4j.gds.RelationshipType relationshipType, java.lang.String propertyKey)
java.util.Set<org.neo4j.gds.RelationshipType>	relationshipTypes()
void	release()
void	removeGraphProperty(java.lang.String propertyKey)
void	removeNodeProperty(java.lang.String propertyKey)
org.neo4j.gds.api.schema.GraphSchema	schema()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.neo4j.gds.api.GraphStore

getGraph, getGraph, getGraph, getGraph, getGraph, getGraph, getGraph, nodePropertyKeys, relationshipPropertyKeys

Field Detail

relationships

protected final java.util.Map<org.neo4j.gds.RelationshipType,Relationships.Topology> relationships

Constructor Detail

CSRGraphStore

protected CSRGraphStore(org.neo4j.kernel.database.NamedDatabaseId databaseId,
                        Capabilities capabilities,
                        org.neo4j.gds.api.schema.GraphSchema schema,
                        IdMap nodes,
                        NodePropertyStore nodeProperties,
                        java.util.Map<org.neo4j.gds.RelationshipType,Relationships.Topology> relationships,
                        java.util.Map<org.neo4j.gds.RelationshipType,RelationshipPropertyStore> relationshipProperties,
                        int concurrency)

Method Detail

of

@Factory
public static CSRGraphStore of(org.neo4j.kernel.database.NamedDatabaseId databaseId,
                               Capabilities capabilities,
                               org.neo4j.gds.api.schema.GraphSchema schema,
                               IdMap nodes,
                               @Nullable
                               @Nullable NodePropertyStore nodePropertyStore,
                               java.util.Map<org.neo4j.gds.RelationshipType,Relationships.Topology> relationships,
                               java.util.Map<org.neo4j.gds.RelationshipType,RelationshipPropertyStore> relationshipPropertyStores,
                               int concurrency)

databaseId

public org.neo4j.kernel.database.NamedDatabaseId databaseId()

Specified by:

databaseId in interface GraphStore

schema

public org.neo4j.gds.api.schema.GraphSchema schema()

Specified by:

schema in interface GraphStore

modificationTime

public java.time.ZonedDateTime modificationTime()

Specified by:

modificationTime in interface GraphStore

capabilities

public Capabilities capabilities()

Specified by:

capabilities in interface GraphStore

graphPropertyKeys

public java.util.Set<java.lang.String> graphPropertyKeys()

Specified by:

graphPropertyKeys in interface GraphStore

hasGraphProperty

public boolean hasGraphProperty(java.lang.String propertyKey)

Specified by:

hasGraphProperty in interface GraphStore

graphProperty

public GraphProperty graphProperty(java.lang.String propertyKey)

Specified by:

graphProperty in interface GraphStore

graphPropertyType

public org.neo4j.gds.api.nodeproperties.ValueType graphPropertyType(java.lang.String propertyKey)

Specified by:

graphPropertyType in interface GraphStore

graphPropertyValues

public GraphPropertyValues graphPropertyValues(java.lang.String propertyKey)

Specified by:

graphPropertyValues in interface GraphStore

addGraphProperty

public void addGraphProperty(java.lang.String propertyKey,
                             GraphPropertyValues propertyValues)

Specified by:

addGraphProperty in interface GraphStore

removeGraphProperty

public void removeGraphProperty(java.lang.String propertyKey)

Specified by:

removeGraphProperty in interface GraphStore

nodes

public IdMap nodes()

Specified by:

nodes in interface GraphStore

nodeLabels

public java.util.Set<org.neo4j.gds.NodeLabel> nodeLabels()

Specified by:

nodeLabels in interface GraphStore

nodePropertyKeys

public java.util.Set<java.lang.String> nodePropertyKeys(org.neo4j.gds.NodeLabel label)

Specified by:

nodePropertyKeys in interface GraphStore

nodePropertyKeys

public java.util.Set<java.lang.String> nodePropertyKeys()

Specified by:

nodePropertyKeys in interface GraphStore

hasNodeProperty

public boolean hasNodeProperty(java.lang.String propertyKey)

Specified by:

hasNodeProperty in interface GraphStore

hasNodeProperty

public boolean hasNodeProperty(org.neo4j.gds.NodeLabel label,
                               java.lang.String propertyKey)

Specified by:

hasNodeProperty in interface GraphStore

hasNodeProperty

public boolean hasNodeProperty(java.util.Collection<org.neo4j.gds.NodeLabel> labels,
                               java.lang.String propertyKey)

Specified by:

hasNodeProperty in interface GraphStore

addNodeProperty

public void addNodeProperty(java.util.Set<org.neo4j.gds.NodeLabel> labels,
                            java.lang.String propertyKey,
                            NodePropertyValues propertyValues)

Specified by:

addNodeProperty in interface GraphStore

removeNodeProperty

public void removeNodeProperty(java.lang.String propertyKey)

Specified by:

removeNodeProperty in interface GraphStore

nodeProperty

public NodeProperty nodeProperty(java.lang.String propertyKey)

Specified by:

nodeProperty in interface GraphStore

relationshipTypes

public java.util.Set<org.neo4j.gds.RelationshipType> relationshipTypes()

Specified by:

relationshipTypes in interface GraphStore

hasRelationshipType

public boolean hasRelationshipType(org.neo4j.gds.RelationshipType relationshipType)

Specified by:

hasRelationshipType in interface GraphStore

relationshipCount

public long relationshipCount()

Specified by:

relationshipCount in interface GraphStore

relationshipCount

public long relationshipCount(org.neo4j.gds.RelationshipType relationshipType)

Specified by:

relationshipCount in interface GraphStore

hasRelationshipProperty

public boolean hasRelationshipProperty(org.neo4j.gds.RelationshipType relType,
                                       java.lang.String propertyKey)

Specified by:

hasRelationshipProperty in interface GraphStore

relationshipPropertyType

public org.neo4j.gds.api.nodeproperties.ValueType relationshipPropertyType(java.lang.String propertyKey)

Specified by:

relationshipPropertyType in interface GraphStore

relationshipPropertyKeys

public java.util.Set<java.lang.String> relationshipPropertyKeys()

Specified by:

relationshipPropertyKeys in interface GraphStore

relationshipPropertyKeys

public java.util.Set<java.lang.String> relationshipPropertyKeys(org.neo4j.gds.RelationshipType relationshipType)

Specified by:

relationshipPropertyKeys in interface GraphStore

relationshipPropertyValues

public RelationshipProperty relationshipPropertyValues(org.neo4j.gds.RelationshipType relationshipType,
                                                       java.lang.String propertyKey)

Specified by:

relationshipPropertyValues in interface GraphStore

addRelationshipType

public void addRelationshipType(org.neo4j.gds.RelationshipType relationshipType,
                                java.util.Optional<java.lang.String> relationshipPropertyKey,
                                java.util.Optional<org.neo4j.values.storable.NumberType> relationshipPropertyType,
                                Relationships relationships)

Specified by:

addRelationshipType in interface GraphStore

deleteRelationships

public DeletionResult deleteRelationships(org.neo4j.gds.RelationshipType relationshipType)

Specified by:

deleteRelationships in interface GraphStore

getGraph

public CSRGraph getGraph(java.util.Collection<org.neo4j.gds.NodeLabel> nodeLabels)

Description copied from interface: GraphStore

Returns a graph containing only nodes with the given node labels and no relationships.

Specified by:

getGraph in interface GraphStore

Parameters:

nodeLabels - node label filter

Returns:

a node-only graph

getGraph

public CSRGraph getGraph(java.util.Collection<org.neo4j.gds.NodeLabel> nodeLabels,
                         java.util.Collection<org.neo4j.gds.RelationshipType> relationshipTypes,
                         java.util.Optional<java.lang.String> maybeRelationshipProperty)

Specified by:

getGraph in interface GraphStore

getUnion

public CSRGraph getUnion()

Specified by:

getUnion in interface GraphStore

canRelease

public void canRelease(boolean canRelease)

Specified by:

canRelease in interface GraphStore

getCompositeRelationshipIterator

public CompositeRelationshipIterator getCompositeRelationshipIterator(org.neo4j.gds.RelationshipType relationshipType,
                                                                      java.util.List<java.lang.String> propertyKeys)

Specified by:

getCompositeRelationshipIterator in interface GraphStore

release

public void release()

Specified by:

release in interface GraphStore

nodeCount

public long nodeCount()

Specified by:

nodeCount in interface GraphStore