org.hibernate.ogm.dialect.neo4j

Class Neo4jIndexManager

java.lang.Object

org.hibernate.ogm.dialect.neo4j.Neo4jIndexManager

public class Neo4jIndexManager
extends Object

Manages Node and Relationship indexes.

Author:

Davide D'Alto

Constructor Summary

Constructors

Constructor and Description
Neo4jIndexManager(Neo4jDatastoreProvider provider)

Method Summary

Methods

Modifier and Type	Method and Description
org.neo4j.graphdb.Node	findNode(EntityKey entityKey) Looks for a Node in the index.
org.neo4j.graphdb.index.IndexHits<org.neo4j.graphdb.Node>	findNodes(String tableName) Return all the indexed nodes corresponding to an entity type.
org.neo4j.graphdb.Relationship	findRelationship(org.neo4j.graphdb.RelationshipType type, RowKey rowKey) Looks for a Relationship in the index.
void	index(org.neo4j.graphdb.Node node, EntityKey entityKey) Index a Node.
void	index(org.neo4j.graphdb.Relationship relationship) Index a Relationship.
void	remove(org.neo4j.graphdb.Node entityNode)
void	remove(org.neo4j.graphdb.Relationship rel) Remove a Relationship from the index.

Methods inherited from class java.lang.Object

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

Constructor Detail

Neo4jIndexManager

public Neo4jIndexManager(Neo4jDatastoreProvider provider)

Method Detail

index

public void index(org.neo4j.graphdb.Node node,
         EntityKey entityKey)

Index a Node.

Parameters:

node - the Node to index

entityKey - the EntityKey representing the node

See Also:

findNode(EntityKey)

index

public void index(org.neo4j.graphdb.Relationship relationship)

Index a Relationship.

Parameters:

relationship - the Relationship to index

See Also:

findRelationship(RelationshipType, RowKey)

remove

public void remove(org.neo4j.graphdb.Relationship rel)

Remove a Relationship from the index.

Parameters:

rel - the Relationship is going to be removed from the index

findRelationship

public org.neo4j.graphdb.Relationship findRelationship(org.neo4j.graphdb.RelationshipType type,
                                              RowKey rowKey)

Looks for a Relationship in the index.

Parameters:

type - the RelationshipType of the wanted relationship

rowKey - the RowKey that representing the relationship.

Returns:

the relationship found or null

findNode

public org.neo4j.graphdb.Node findNode(EntityKey entityKey)

Looks for a Node in the index.

Parameters:

entityKey - the EntityKey that identify the node.

Returns:

the node found or null

remove

public void remove(org.neo4j.graphdb.Node entityNode)

findNodes

public org.neo4j.graphdb.index.IndexHits<org.neo4j.graphdb.Node> findNodes(String tableName)

Return all the indexed nodes corresponding to an entity type.

Parameters:

tableName - the name of the table representing the entity

Returns:

the nodes representing the entities