Package com.arcadedb.graph

Class EdgeLinkedList

java.lang.Object

com.arcadedb.graph.EdgeLinkedList

public class EdgeLinkedList
extends Object

Linked list uses to manage edges in vertex. The edges are stored in reverse order from insertion. The last item is the first in the list.

Author:

Luca Garulli ([email protected])

Constructor Summary

Constructors

Constructor	Description
EdgeLinkedList(Vertex vertex, Vertex.DIRECTION direction, EdgeSegment lastSegment)

Method Summary

Modifier and Type	Method	Description
void	add(RID edgeRID, RID vertexRID)
void	addAll(List<Pair<Identifiable,Identifiable>> entries)
boolean	containsEdge(RID rid)
boolean	containsVertex(RID rid, int[] edgeBucketFilter)
long	count(String edgeType)	Counts the items in the linked list.
Iterator<Edge>	edgeIterator(String... edgeTypes)
Iterator<Pair<RID,RID>>	entryIterator(String... edgeTypes)
void	removeEdge(Edge edge)
void	removeEdgeRID(RID edge)
void	removeVertex(RID vertexRID)
JSONArray	toJSON()
Iterator<Vertex>	vertexIterator(String... edgeTypes)

Methods inherited from class java.lang.Object

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

Constructor Detail

EdgeLinkedList

public EdgeLinkedList(Vertex vertex,
                      Vertex.DIRECTION direction,
                      EdgeSegment lastSegment)

Method Detail

entryIterator

public Iterator<Pair<RID,RID>> entryIterator(String... edgeTypes)

edgeIterator

public Iterator<Edge> edgeIterator(String... edgeTypes)

vertexIterator

public Iterator<Vertex> vertexIterator(String... edgeTypes)

containsEdge

public boolean containsEdge(RID rid)

toJSON

public JSONArray toJSON()

containsVertex

public boolean containsVertex(RID rid,
                              int[] edgeBucketFilter)

count

public long count(String edgeType)

Counts the items in the linked list.

Parameters:

edgeType - Type of edge to filter for the counting. If it is null, any type is counted.

Returns:

add

public void add(RID edgeRID,
                RID vertexRID)

addAll

public void addAll(List<Pair<Identifiable,Identifiable>> entries)

removeEdge

public void removeEdge(Edge edge)

removeEdgeRID

public void removeEdgeRID(RID edge)

removeVertex

public void removeVertex(RID vertexRID)