org.neo4j.kernel.api.operations

Interface EntityWriteOperations

All Known Subinterfaces:

EntityOperations, StatementOperations, WriteOperations

public interface EntityWriteOperations

Method Summary

Methods

Modifier and Type	Method and Description
Property	graphRemoveProperty(StatementState state, long propertyKeyId)
Property	graphSetProperty(StatementState state, Property property)
boolean	nodeAddLabel(StatementState state, long nodeId, long labelId) Labels a node with the label corresponding to the given label id.
void	nodeDelete(StatementState state, long nodeId)
boolean	nodeRemoveLabel(StatementState state, long nodeId, long labelId) Removes a label with the corresponding id from a node.
Property	nodeRemoveProperty(StatementState state, 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
Property	nodeSetProperty(StatementState state, long nodeId, Property property)
void	relationshipDelete(StatementState state, long relationshipId)
Property	relationshipRemoveProperty(StatementState state, long relationshipId, long propertyKeyId)
Property	relationshipSetProperty(StatementState state, long relationshipId, Property property)

Method Detail

nodeDelete

void nodeDelete(StatementState state,
              long nodeId)

relationshipDelete

void relationshipDelete(StatementState state,
                      long relationshipId)

nodeAddLabel

boolean nodeAddLabel(StatementState state,
                   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(StatementState state,
                      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

Property nodeSetProperty(StatementState state,
                       long nodeId,
                       Property property)
                         throws PropertyKeyIdNotFoundException,
                                EntityNotFoundException

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException

relationshipSetProperty

Property relationshipSetProperty(StatementState state,
                               long relationshipId,
                               Property property)
                                 throws PropertyKeyIdNotFoundException,
                                        EntityNotFoundException

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException

graphSetProperty

Property graphSetProperty(StatementState state,
                        Property property)
                          throws PropertyKeyIdNotFoundException

Throws:

PropertyKeyIdNotFoundException

nodeRemoveProperty

Property nodeRemoveProperty(StatementState state,
                          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(StatementState state,
                                  long relationshipId,
                                  long propertyKeyId)
                                    throws PropertyKeyIdNotFoundException,
                                           EntityNotFoundException

Throws:

PropertyKeyIdNotFoundException

EntityNotFoundException

graphRemoveProperty

Property graphRemoveProperty(StatementState state,
                           long propertyKeyId)
                             throws PropertyKeyIdNotFoundException

Throws:

PropertyKeyIdNotFoundException