public interface GraphDatabase
Modifier and Type | Method and Description |
---|---|
org.neo4j.graphdb.Transaction |
beginTx() |
<T extends org.neo4j.graphdb.PropertyContainer> |
createIndex(Class<T> type,
String indexName,
IndexType indexType)
creates a index
|
org.neo4j.graphdb.Node |
createNode(Map<String,Object> props)
creates the node and initializes its properties
|
org.neo4j.graphdb.Relationship |
createRelationship(org.neo4j.graphdb.Node startNode,
org.neo4j.graphdb.Node endNode,
org.neo4j.graphdb.RelationshipType type,
Map<String,Object> properties)
creates the relationship between the startNode, endNode with the given type which will be populated with the provided properties
|
<T extends org.neo4j.graphdb.PropertyContainer> |
getIndex(String indexName) |
org.neo4j.graphdb.Node |
getNodeById(long id) |
org.neo4j.graphdb.Node |
getOrCreateNode(String indexName,
String key,
Object value,
Map<String,Object> properties)
creates the node uniquely or returns an existing node with the same index-key-value combination.
|
org.neo4j.graphdb.Relationship |
getOrCreateRelationship(String indexName,
String key,
Object value,
org.neo4j.graphdb.Node startNode,
org.neo4j.graphdb.Node endNode,
String type,
Map<String,Object> properties)
Creates the relationship uniquely, uses the given index,key,value to achieve that.
|
org.neo4j.graphdb.Node |
getReferenceNode() |
org.neo4j.graphdb.Relationship |
getRelationshipById(long id) |
TransactionManager |
getTransactionManager() |
<T> QueryEngine<T> |
queryEngineFor(QueryType type)
returns a query engine for the provided type (Cypher or Gremlin) which is initialized with the default result converter
|
<T> QueryEngine<T> |
queryEngineFor(QueryType type,
ResultConverter resultConverter)
returns a query engine for the provided type (Cypher or Gremlin) which is initialized with the provided result converter
|
void |
remove(org.neo4j.graphdb.Node node)
deletes the Node and its index entries
|
void |
remove(org.neo4j.graphdb.Relationship relationship)
deletes the relationship and its index entries
|
void |
setConversionService(ConversionService conversionService) |
void |
setResultConverter(ResultConverter resultConverter) |
boolean |
transactionIsRunning() |
org.neo4j.graphdb.traversal.TraversalDescription |
traversalDescription() |
org.neo4j.graphdb.Node getReferenceNode()
org.neo4j.graphdb.Node getNodeById(long id)
id
- node idorg.neo4j.graphdb.NotFoundException
org.neo4j.graphdb.Node createNode(Map<String,Object> props)
org.neo4j.graphdb.Node getOrCreateNode(String indexName, String key, Object value, Map<String,Object> properties)
org.neo4j.graphdb.Relationship getRelationshipById(long id)
id
- relationship idorg.neo4j.graphdb.NotFoundException
org.neo4j.graphdb.Relationship createRelationship(org.neo4j.graphdb.Node startNode, org.neo4j.graphdb.Node endNode, org.neo4j.graphdb.RelationshipType type, Map<String,Object> properties)
org.neo4j.graphdb.Relationship getOrCreateRelationship(String indexName, String key, Object value, org.neo4j.graphdb.Node startNode, org.neo4j.graphdb.Node endNode, String type, Map<String,Object> properties)
void remove(org.neo4j.graphdb.Node node)
void remove(org.neo4j.graphdb.Relationship relationship)
<T extends org.neo4j.graphdb.PropertyContainer> org.neo4j.graphdb.index.Index<T> getIndex(String indexName)
indexName
- existing index name, not nullIndex
IllegalArgumentException
- if the index doesn't exist<T extends org.neo4j.graphdb.PropertyContainer> org.neo4j.graphdb.index.Index<T> createIndex(Class<T> type, String indexName, IndexType indexType)
type
- type of index requested - either Node.class or Relationship.classindexType
- SIMPLE, FULLTEXT or POINT declaring the requested index-typeIndex
org.neo4j.graphdb.traversal.TraversalDescription traversalDescription()
<T> QueryEngine<T> queryEngineFor(QueryType type)
<T> QueryEngine<T> queryEngineFor(QueryType type, ResultConverter resultConverter)
void setConversionService(ConversionService conversionService)
conversionService
- the conversion service to be used for the default result converter of this databasevoid setResultConverter(ResultConverter resultConverter)
resultConverter
- the default result converter to be used with this databaseboolean transactionIsRunning()
TransactionManager getTransactionManager()
org.neo4j.graphdb.Transaction beginTx()
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