org.neo4j.graphdb

Class PathExpanders

java.lang.Object

org.neo4j.graphdb.PathExpanders

public abstract class PathExpanders
extends Object

A catalogue of convenient PathExpander factory methods. Copied from kernel package so that we can hide kernel from the public API.

Use PathExpanderBuilder to build specialised PathExpanders.

Method Summary

Methods

Modifier and Type	Method and Description
static <STATE> PathExpander<STATE>	allTypesAndDirections() A very permissive PathExpander that follows any type in any direction.
static <STATE> PathExpander<STATE>	forDirection(Direction direction) A very permissive PathExpander that follows any type in direction.
static <STATE> PathExpander<STATE>	forType(RelationshipType type) A very permissive PathExpander that follows type in any direction.
static <STATE> PathExpander<STATE>	forTypeAndDirection(RelationshipType type, Direction direction) A very restricted PathExpander that follows type in direction.
static <STATE> PathExpander<STATE>	forTypesAndDirections(RelationshipType type1, Direction direction1, RelationshipType type2, Direction direction2, Object... more) A very restricted PathExpander that follows only the type/ direction pairs that you list.

Methods inherited from class java.lang.Object

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

Method Detail

allTypesAndDirections

public static <STATE> PathExpander<STATE> allTypesAndDirections()

A very permissive PathExpander that follows any type in any direction.

forType

public static <STATE> PathExpander<STATE> forType(RelationshipType type)

A very permissive PathExpander that follows type in any direction.

forDirection

public static <STATE> PathExpander<STATE> forDirection(Direction direction)

A very permissive PathExpander that follows any type in direction.

forTypeAndDirection

public static <STATE> PathExpander<STATE> forTypeAndDirection(RelationshipType type,
                                              Direction direction)

A very restricted PathExpander that follows type in direction.

forTypesAndDirections

public static <STATE> PathExpander<STATE> forTypesAndDirections(RelationshipType type1,
                                                Direction direction1,
                                                RelationshipType type2,
                                                Direction direction2,
                                                Object... more)

A very restricted PathExpander that follows only the type/ direction pairs that you list.