Package org.neo4j.cdc.client.selector

Class RelationshipSelector

java.lang.Object

org.neo4j.cdc.client.selector.EntitySelector

org.neo4j.cdc.client.selector.RelationshipSelector

All Implemented Interfaces:

Selector

public class RelationshipSelector
extends EntitySelector

Provides a means to filter changes for nodes.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	RelationshipSelector.RelationshipSelectorBuilder

Nested classes/interfaces inherited from class org.neo4j.cdc.client.selector.EntitySelector

EntitySelector.Builder<T extends EntitySelector.Builder<?,?>,S extends EntitySelector>

Method Summary

Modifier and Type	Method	Description
Map<String,Object>	asMap()	Returns a map representation of this selector to be sent over to server.
static RelationshipSelector.RelationshipSelectorBuilder	builder()	Returns a builder instance for RelationshipSelector.
boolean	equals(Object o)
@NotNull RelationshipNodeSelector	getEnd()	Selector for the end node of the changed relationship.
@NotNull Map<String,Object>	getKey()	Map of property names and values that identifies the relationship.
@NotNull RelationshipNodeSelector	getStart()	Selector for the start node of the changed relationship.
@Nullable String	getType()	Relationship type of the changed relationship.
int	hashCode()
boolean	matches(ChangeEvent e)	Checks if a given change event matches this selector.

Methods inherited from class org.neo4j.cdc.client.selector.EntitySelector

applyProperties, getAuthenticatedUser, getChangesTo, getExcludeProperties, getExecutingUser, getIncludeProperties, getOperation, getTxMetadata

Methods inherited from class java.lang.Object

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

Method Detail

getType

@Nullable
public @Nullable String getType()

Relationship type of the changed relationship.

Returns:

relationship type

getStart

@NotNull
public @NotNull RelationshipNodeSelector getStart()

Selector for the start node of the changed relationship.

Returns:

relationship node selector

getEnd

@NotNull
public @NotNull RelationshipNodeSelector getEnd()

Selector for the end node of the changed relationship.

Returns:

relationship node selector

getKey

@NotNull
public @NotNull Map<String,Object> getKey()

Map of property names and values that identifies the relationship. All the property names needs to be part of a Key constraint and values need to match.

Returns:

map of property name and values

matches

public boolean matches(ChangeEvent e)

Description copied from class: EntitySelector

Checks if a given change event matches this selector.

Specified by:

matches in interface Selector

Overrides:

matches in class EntitySelector

Parameters:

e - change event to check

Returns:

whether the event matches or not

asMap

public Map<String,Object> asMap()

Description copied from class: EntitySelector

Returns a map representation of this selector to be sent over to server.

Specified by:

asMap in interface Selector

Overrides:

asMap in class EntitySelector

Returns:

map representation

equals

public boolean equals(Object o)

Overrides:

equals in class EntitySelector

hashCode

public int hashCode()

Overrides:

hashCode in class EntitySelector

builder

public static RelationshipSelector.RelationshipSelectorBuilder builder()

Returns a builder instance for RelationshipSelector.

Returns:

builder instance