Package dev.roanh.gmark.lang.cpq

Class QueryGraphCPQ.Edge

java.lang.Object

dev.roanh.gmark.lang.cpq.QueryGraphCPQ.QueryGraphComponent

dev.roanh.gmark.lang.cpq.QueryGraphCPQ.Edge

All Implemented Interfaces:

IDable, Comparable<QueryGraphCPQ.QueryGraphComponent>

Enclosing class:

QueryGraphCPQ

public static final class QueryGraphCPQ.Edge
extends QueryGraphCPQ.QueryGraphComponent

Represents a directed edge in a CPQ query graph.

Field Summary

Fields

Modifier and Type	Field	Description
private final Predicate	label	The edge label.
private final QueryGraphCPQ.Vertex	src	The edge source vertex.
private final QueryGraphCPQ.Vertex	trg	The edge target vertex.

Fields inherited from class dev.roanh.gmark.lang.cpq.QueryGraphCPQ.QueryGraphComponent

id

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Edge(QueryGraphCPQ.Vertex src, QueryGraphCPQ.Vertex trg, Predicate label)	Constructs a new edge with the given source and target vertex and edge label.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
Predicate	getLabel()	Gets the label of this edge.
QueryGraphCPQ.Vertex	getSource()	Gets the source vertex of this edge.
QueryGraphCPQ.Vertex	getTarget()	Gets the target vertex of this edge.
int	hashCode()
boolean	isEdge()	Checks if this query graph component is an edge.
boolean	isVertex()	Checks if this query graph component is a vertex.
String	toString()

Methods inherited from class dev.roanh.gmark.lang.cpq.QueryGraphCPQ.QueryGraphComponent

compareTo, getID

Methods inherited from class java.lang.Object

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

Field Details

src

private final QueryGraphCPQ.Vertex src

The edge source vertex.

trg

private final QueryGraphCPQ.Vertex trg

The edge target vertex.

label

private final Predicate label

The edge label.

Constructor Details

Edge

private Edge(QueryGraphCPQ.Vertex src,
 QueryGraphCPQ.Vertex trg,
 Predicate label)

Constructs a new edge with the given source and target vertex and edge label.

Parameters:

src - The edge source vertex.

trg - The edge target vertex.

label - The edge label.

Method Details

getSource

public QueryGraphCPQ.Vertex getSource()

Gets the source vertex of this edge.

Returns:

The source vertex of this edge.

getTarget

public QueryGraphCPQ.Vertex getTarget()

Gets the target vertex of this edge.

Returns:

The target vertex of this edge.

getLabel

public Predicate getLabel()

Gets the label of this edge.

Returns:

The label of this edge.

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

isVertex

public boolean isVertex()

Description copied from class: QueryGraphCPQ.QueryGraphComponent

Checks if this query graph component is a vertex.

Specified by:

isVertex in class QueryGraphCPQ.QueryGraphComponent

Returns:

True if this is a vertex.

See Also:

• QueryGraphCPQ.Vertex

isEdge

public boolean isEdge()

Description copied from class: QueryGraphCPQ.QueryGraphComponent

Checks if this query graph component is an edge.

Specified by:

isEdge in class QueryGraphCPQ.QueryGraphComponent

Returns:

True if this is an edge.

See Also:

• QueryGraphCPQ.Edge