org.neo4j.kernel.api.operations

Interface EntityWriteOperations

All Known Subinterfaces:

EntityOperations, StatementContext, WriteOperations

public interface EntityWriteOperations

Method Summary

Methods

Modifier and Type	Method and Description
boolean	nodeAddLabel(long nodeId, long labelId) Labels a node with the label corresponding to the given label id.
void	nodeDelete(long nodeId)
boolean	nodeRemoveLabel(long nodeId, long labelId) Removes a label with the corresponding id from a node.
Property	nodeRemoveProperty(long nodeId, long propertyKeyId) Remove a node's property given the node's id and the property key id and return the value to which it was set or null if it was not set on the node
void	nodeSetProperty(long nodeId, Property property)
Property	relationshipRemoveProperty(long relationshipId, long propertyKeyId)
void	relationshipSetProperty(long relationshipId, Property property)

Method Detail

nodeDelete

void nodeDelete(long nodeId)

nodeAddLabel

boolean nodeAddLabel(long nodeId,
                   long labelId)
                     throws EntityNotFoundException

Labels a node with the label corresponding to the given label id. If the node already had that label nothing will happen. Label ids are retrieved from KeyWriteOperations.labelGetOrCreateForName(String) or KeyReadOperations.labelGetForName(String).

Throws:

EntityNotFoundException

nodeRemoveLabel

boolean nodeRemoveLabel(long nodeId,
                      long labelId)
                        throws EntityNotFoundException

Removes a label with the corresponding id from a node. If the node doesn't have that label nothing will happen. Label ids are retrieved from KeyWriteOperations.labelGetOrCreateForName(String) or KeyReadOperations.labelGetForName(String).

Throws:

EntityNotFoundException

nodeSetProperty

void nodeSetProperty(long nodeId,
                   Property property)
                     throws PropertyKeyIdNotFoundException,
                            EntityNotFoundException

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException

relationshipSetProperty

void relationshipSetProperty(long relationshipId,
                           Property property)
                             throws PropertyKeyIdNotFoundException,
                                    EntityNotFoundException

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException

nodeRemoveProperty

Property nodeRemoveProperty(long nodeId,
                          long propertyKeyId)
                            throws PropertyKeyIdNotFoundException,
                                   EntityNotFoundException

Remove a node's property given the node's id and the property key id and return the value to which it was set or null if it was not set on the node

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException

relationshipRemoveProperty

Property relationshipRemoveProperty(long relationshipId,
                                  long propertyKeyId)
                                    throws PropertyKeyIdNotFoundException,
                                           EntityNotFoundException

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException