Package org.aksw.commons.util.triplet

Class TripletPath<V,E>

java.lang.Object

org.aksw.commons.util.triplet.TripletPath<V,E>

Type Parameters:

V -

E -

public class TripletPath<V,E>
extends Object

A path from triplets. A path is expected to be connected, hence for any consecutive triplets either of a triplet's subject or object matches either of its successor.

Author:

raven

Field Summary

Fields

Modifier and Type	Field	Description
protected V	end
protected V	start
protected List<Triplet<V,E>>	triplets

Constructor Summary

Constructors

Constructor	Description
TripletPath(V start, V end, List<Triplet<V,E>> triples)

Method Summary

Modifier and Type	Method	Description
TripletPath<V,E>	concat(TripletPath<V,E> that)
boolean	equals(Object obj)
V	getEnd()
int	getLength()	Returns the number of triplets - NOT nodes
V	getNode(int i)
Set<V>	getNodeSet()
V	getStart()
List<Triplet<V,E>>	getTriplets()
int	hashCode()
boolean	isCycleFree()	An rdf path is cycle free, if it contains each triple at most once
static <V,E> TripletPath<V,Directed<E>>	makeDirected(TripletPath<V,E> path)
static <V,E> List<Triplet<V,E>>	makeUndirected(List<Triplet<V,Directed<E>>> triplets)
static <V,E> TripletPath<V,E>	makeUndirected(TripletPath<V,Directed<E>> path)
TripletPath<V,E>	reverse()
TripletPath<V,E>	subPath(int fromIndex, int toIndex)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

start

protected V start

end

protected V end

triplets

protected List<Triplet<V,E>> triplets

Constructor Detail

TripletPath

public TripletPath(V start,
                   V end,
                   List<Triplet<V,E>> triples)

Method Detail

getNodeSet

public Set<V> getNodeSet()

getNode

public V getNode(int i)

isCycleFree

public boolean isCycleFree()

An rdf path is cycle free, if it contains each triple at most once

Returns:

subPath

public TripletPath<V,E> subPath(int fromIndex,
                                      int toIndex)

getStart

public V getStart()

getEnd

public V getEnd()

getLength

public int getLength()

Returns the number of triplets - NOT nodes

Returns:

getTriplets

public List<Triplet<V,E>> getTriplets()

makeUndirected

public static <V,E> List<Triplet<V,E>> makeUndirected(List<Triplet<V,Directed<E>>> triplets)

makeUndirected

public static <V,E> TripletPath<V,E> makeUndirected(TripletPath<V,Directed<E>> path)

makeDirected

public static <V,E> TripletPath<V,Directed<E>> makeDirected(TripletPath<V,E> path)

reverse

public TripletPath<V,E> reverse()

concat

public TripletPath<V,E> concat(TripletPath<V,E> that)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object