Package science.aist.gtf.graph.impl

Class GraphStateImpl<V,E>

java.lang.Object

science.aist.gtf.graph.impl.GraphStateImpl<V,E>

Type Parameters:

V - the type of the decorated vertex value

E - the type of the decorated edge value

All Implemented Interfaces:

GraphState<V,E>, GraphStateAccessor<V,E>

public class GraphStateImpl<V,E>
extends Object
implements GraphState<V,E>

Represents a current state of a graph

Since:

1.0

Author:

Andreas Pointner

Constructor Summary

Constructors

Constructor	Description
GraphStateImpl()

Method Summary

Modifier and Type	Method	Description
void	addEdge(Edge<V,E> edge, Vertex<V,E> source, Vertex<V,E> target)	Adds an edge between given source and target vertex
void	addVertex(Vertex<V,E> vertex)	Adds a vertex to the graph state
Set<Edge<V,E>>	getEdges(Vertex<V,E> vertex)	returns the edges for a given vertex
Vertex<V,E>	getSource(Edge<V,E> edge)	Returns the source vertex for a given edge
Vertex<V,E>	getTarget(Edge<V,E> edge)	Returns the target vertex for a given edge
Collection<Vertex<V,E>>	getVertices()	returns a snapshot collection of the vertices in the graph state

Methods inherited from class java.lang.Object

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

Methods inherited from interface science.aist.gtf.graph.GraphState

readonly

Constructor Detail

GraphStateImpl

public GraphStateImpl()

Method Detail

getVertices

public Collection<Vertex<V,E>> getVertices()

Description copied from interface: GraphStateAccessor

returns a snapshot collection of the vertices in the graph state

Specified by:

getVertices in interface GraphStateAccessor<V,E>

Returns:

a snapshot collection of the vertices in the graph state

getEdges

public Set<Edge<V,E>> getEdges(Vertex<V,E> vertex)

Description copied from interface: GraphStateAccessor

returns the edges for a given vertex

Specified by:

getEdges in interface GraphStateAccessor<V,E>

Parameters:

vertex - the vertex for which the edges should be retrieved

Returns:

the set of edges for the given vertex

getSource

public Vertex<V,E> getSource(Edge<V,E> edge)

Description copied from interface: GraphStateAccessor

Returns the source vertex for a given edge

Specified by:

getSource in interface GraphStateAccessor<V,E>

Parameters:

edge - the edge for which the source vertex should be returned

Returns:

the source vertex of the given

getTarget

public Vertex<V,E> getTarget(Edge<V,E> edge)

Description copied from interface: GraphStateAccessor

Returns the target vertex for a given edge

Specified by:

getTarget in interface GraphStateAccessor<V,E>

Parameters:

edge - the edge for which the target vertex should be returned

Returns:

the target vertex of the given

addVertex

public void addVertex(Vertex<V,E> vertex)

Description copied from interface: GraphState

Adds a vertex to the graph state

Specified by:

addVertex in interface GraphState<V,E>

Parameters:

vertex - the vertex to add

addEdge

public void addEdge(Edge<V,E> edge,
                    Vertex<V,E> source,
                    Vertex<V,E> target)

Description copied from interface: GraphState

Adds an edge between given source and target vertex

Specified by:

addEdge in interface GraphState<V,E>

Parameters:

edge - the edge to add

source - the source vertex

target - the target vertex