Module org.jhotdraw8.graph

Package org.jhotdraw8.graph

Class IndexedBidiGraphBidiGraphFacade

java.lang.Object

org.jhotdraw8.graph.IndexedBidiGraphBidiGraphFacade

All Implemented Interfaces:

BareBidiGraph<Integer,Integer>, BareDirectedGraph<Integer,Integer>, BareDirectedVertexGraph<Integer>, BidiGraph<Integer,Integer>, DirectedGraph<Integer,Integer>

public class IndexedBidiGraphBidiGraphFacade
extends Object
implements BidiGraph<Integer,Integer>

Provides a BidiGraph facade for an IndexedBidiGraph.

Constructor Summary

Constructors

Constructor	Description
IndexedBidiGraphBidiGraphFacade(@NonNull IndexedBidiGraph graph)

Method Summary

Modifier and Type	Method	Description
int	findIndexOfNext(@NonNull Integer v, @NonNull Integer u)	Returns the index of vertex u in the list of next vertices of v if an arrow from v to u exists.
int	findIndexOfPrev(@NonNull Integer v, @NonNull Integer u)	Returns the index of vertex u in the list of previous vertices of v if an arrow from u to v exists.
int	getArrowCount()	Returns the number of arrows.
@NonNull Integer	getNext(@NonNull Integer v, int index)	Returns the next vertex associated with the specified vertex and outgoing arrow index.
@NonNull Integer	getNextArrow(@NonNull Integer v, int index)	Returns the arrow data associated with the specified vertex and outgoing arrow index.
int	getNextCount(@NonNull Integer v)	Returns the number of next vertices at the specified vertex.
@NonNull Integer	getPrev(@NonNull Integer vertex, int index)	Returns the previous vertex associated with the specified vertex and incoming arrow index.
@NonNull Integer	getPrevArrow(@NonNull Integer vertex, int index)	Returns the arrow data associated with the specified vertex and the specified incoming arrow index.
int	getPrevCount(@NonNull Integer vertex)	Returns the number of previous vertices at the specified vertex.
@NonNull Integer	getVertex(int index)	Gets the vertex data at the specified index.
@NonNull Set<Integer>	getVertices()	Returns all vertices.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jhotdraw8.graph.BidiGraph

getPrevArc, getPrevArcs, getPrevArrows, getPrevVertices, isPrev, searchPrevVertices, searchPrevVertices

Methods inherited from interface org.jhotdraw8.graph.DirectedGraph

findArrow, getArrows, getArrows, getNextArc, getNextArcs, getNextArrows, getNextVertices, getVertexCount, isNext, searchNextVertices, searchNextVertices

Constructor Details

IndexedBidiGraphBidiGraphFacade

public IndexedBidiGraphBidiGraphFacade(@NonNull IndexedBidiGraph graph)

Method Details

getArrowCount

public int getArrowCount()

Description copied from interface: DirectedGraph

Returns the number of arrows.

Specified by:

getArrowCount in interface DirectedGraph<Integer,Integer>

Returns:

arrow count

getPrev

public @NonNull Integer getPrev(@NonNull Integer vertex,
 int index)

Description copied from interface: BareBidiGraph

Returns the previous vertex associated with the specified vertex and incoming arrow index.

Specified by:

getPrev in interface BareBidiGraph<Integer,Integer>

Parameters:

vertex - a vertex

index - index of incoming arrow

Returns:

the previous vertex

See Also:

• BareBidiGraph.getPrevCount(V)

getPrevArrow

public @NonNull Integer getPrevArrow(@NonNull Integer vertex,
 int index)

Description copied from interface: BareBidiGraph

Returns the arrow data associated with the specified vertex and the specified incoming arrow index.

Specified by:

getPrevArrow in interface BareBidiGraph<Integer,Integer>

Parameters:

vertex - a vertex

index - index of incoming arrow

Returns:

the arrow

See Also:

• BareBidiGraph.getPrevCount(V)

getPrevCount

public int getPrevCount(@NonNull Integer vertex)

Description copied from interface: BareBidiGraph

Returns the number of previous vertices at the specified vertex.

This number is the same as the number of incoming arrows at the specified vertex.

Specified by:

getPrevCount in interface BareBidiGraph<Integer,Integer>

Parameters:

vertex - a vertex

Returns:

the number of previous vertices

getVertex

public @NonNull Integer getVertex(int index)

Description copied from interface: DirectedGraph

Gets the vertex data at the specified index.

Specified by:

getVertex in interface DirectedGraph<Integer,Integer>

Parameters:

index - an index

Returns:

vertex data

getNext

public @NonNull Integer getNext(@NonNull Integer v,
 int index)

Description copied from interface: BareDirectedVertexGraph

Returns the next vertex associated with the specified vertex and outgoing arrow index.

Specified by:

getNext in interface BareDirectedVertexGraph<Integer>

Parameters:

v - a vertex

index - index of outgoing arrow

Returns:

the next vertex

See Also:

• BareDirectedVertexGraph.getNextCount(V)

getNextArrow

public @NonNull Integer getNextArrow(@NonNull Integer v,
 int index)

Description copied from interface: BareDirectedGraph

Returns the arrow data associated with the specified vertex and outgoing arrow index.

Specified by:

getNextArrow in interface BareDirectedGraph<Integer,Integer>

Parameters:

v - a vertex

index - index of outgoing arrow

Returns:

the next arrow data

See Also:

• BareDirectedVertexGraph.getNextCount(V)

findIndexOfPrev

public int findIndexOfPrev(@NonNull Integer v,
 @NonNull Integer u)

Description copied from interface: BidiGraph

Returns the index of vertex u in the list of previous vertices of v if an arrow from u to v exists.

Specified by:

findIndexOfPrev in interface BidiGraph<Integer,Integer>

Parameters:

v - a vertex

u - a vertex

Returns:

index of vertex u or a value < 0

findIndexOfNext

public int findIndexOfNext(@NonNull Integer v,
 @NonNull Integer u)

Description copied from interface: DirectedGraph

Returns the index of vertex u in the list of next vertices of v if an arrow from v to u exists.

Specified by:

findIndexOfNext in interface DirectedGraph<Integer,Integer>

Parameters:

v - a vertex

u - a vertex

Returns:

index of vertex u or a value < 0

getNextCount

public int getNextCount(@NonNull Integer v)

Description copied from interface: BareDirectedVertexGraph

Returns the number of next vertices at the specified vertex.

This number is the same as the number of outgoing arrows at the specified vertex.

Specified by:

getNextCount in interface BareDirectedVertexGraph<Integer>

Parameters:

v - a vertex

Returns:

the number of next vertices

getVertices

public @NonNull Set<Integer> getVertices()

Description copied from interface: BareDirectedVertexGraph

Returns all vertices.

Specified by:

getVertices in interface BareDirectedVertexGraph<Integer>

Returns:

a set view on all vertices