org.neo4j.kernel.api

Class DataStatement

java.lang.Object

org.neo4j.kernel.api.ReadStatement

org.neo4j.kernel.api.DataStatement

All Implemented Interfaces:

AutoCloseable

public class DataStatement
extends ReadStatement

Field Summary

Fields

Modifier and Type	Field and Description
static long	NO_SUCH_LABEL
static long	NO_SUCH_PROPERTY_KEY

Method Summary

Methods

Modifier and Type	Method and Description
Property	graphRemoveProperty(long propertyKeyId)
Property	graphSetProperty(SafeProperty property)
boolean	nodeAddLabel(long nodeId, long labelId) Labels a node with the label corresponding to the given label id.
long	nodeCreate()
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
Property	nodeSetProperty(long nodeId, SafeProperty property)
long	relationshipCreate(long relationshipTypeId, long startNodeId, long endNodeId)
void	relationshipDelete(long relationshipId)
Property	relationshipRemoveProperty(long relationshipId, long propertyKeyId)
Property	relationshipSetProperty(long relationshipId, SafeProperty property)

Methods inherited from class org.neo4j.kernel.api.ReadStatement

close, constraintsGetAll, constraintsGetForLabel, constraintsGetForLabelAndPropertyKey, graphGetAllProperties, graphGetProperty, indexesGetAll, indexesGetForLabel, indexesGetForLabelAndPropertyKey, indexGetFailure, indexGetState, labelGetForName, labelGetName, labelGetOrCreateForName, labelsGetAllTokens, nodeGetAllProperties, nodeGetLabels, nodeGetProperty, nodeHasLabel, nodesGetForLabel, nodesGetFromIndexLookup, propertyKeyGetForName, propertyKeyGetName, propertyKeyGetOrCreateForName, relationshipGetAllProperties, relationshipGetProperty, relationshipTypeGetForName, relationshipTypeGetName, relationshipTypeGetOrCreateForName, schemaStateGetOrCreate, uniqueIndexesGetAll, uniqueIndexesGetForLabel

Methods inherited from class java.lang.Object

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

Field Detail

NO_SUCH_LABEL

public static final long NO_SUCH_LABEL

See Also:

Constant Field Values

NO_SUCH_PROPERTY_KEY

public static final long NO_SUCH_PROPERTY_KEY

See Also:

Constant Field Values

Method Detail

nodeCreate

public long nodeCreate()

nodeDelete

public void nodeDelete(long nodeId)

relationshipCreate

public long relationshipCreate(long relationshipTypeId,
                      long startNodeId,
                      long endNodeId)
                        throws RelationshipTypeIdNotFoundKernelException,
                               EntityNotFoundException

Throws:

RelationshipTypeIdNotFoundKernelException

EntityNotFoundException

relationshipDelete

public void relationshipDelete(long relationshipId)

nodeAddLabel

public boolean nodeAddLabel(long nodeId,
                   long labelId)
                     throws EntityNotFoundException,
                            org.neo4j.kernel.impl.api.constraints.ConstraintValidationKernelException

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(org.neo4j.kernel.api.Statement, String) or KeyReadOperations.labelGetForName(org.neo4j.kernel.api.Statement, String).

Throws:

EntityNotFoundException

org.neo4j.kernel.impl.api.constraints.ConstraintValidationKernelException

nodeRemoveLabel

public 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(org.neo4j.kernel.api.Statement, String) or KeyReadOperations.labelGetForName(org.neo4j.kernel.api.Statement, String).

Throws:

EntityNotFoundException

nodeSetProperty

public Property nodeSetProperty(long nodeId,
                       SafeProperty property)
                         throws EntityNotFoundException,
                                org.neo4j.kernel.impl.api.constraints.ConstraintValidationKernelException

Throws:

EntityNotFoundException

org.neo4j.kernel.impl.api.constraints.ConstraintValidationKernelException

relationshipSetProperty

public Property relationshipSetProperty(long relationshipId,
                               SafeProperty property)
                                 throws EntityNotFoundException

Throws:

EntityNotFoundException

graphSetProperty

public Property graphSetProperty(SafeProperty property)

nodeRemoveProperty

public Property nodeRemoveProperty(long nodeId,
                          long propertyKeyId)
                            throws 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:

EntityNotFoundException

relationshipRemoveProperty

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

Throws:

EntityNotFoundException

graphRemoveProperty

public Property graphRemoveProperty(long propertyKeyId)