salvo.jesus.graph

Interface LabeledGraphComponent

All Superinterfaces:

GraphComponent, Serializable

All Known Subinterfaces:

DirectedEdge, DirectedWeightedEdge, Edge, LabeledEdge, Vertex, WeightedEdge

All Known Implementing Classes:

DirectedEdgeImpl, DirectedWeightedEdgeImpl, EdgeImpl, LabeledEdgeImpl, LabeledGraphComponentImpl, VertexImpl, WeightedEdgeImpl

public interface LabeledGraphComponent
extends GraphComponent

A LabeledGraphComponent represents a Vertex or Edge with a label.

Author:

John V. Sichi

Method Summary

Modifier and Type	Method and Description
String	getLabel()
boolean	hasLabel()
void	setLabel(String label) Set the label on this component.

Method Detail

hasLabel

boolean hasLabel()

Returns:

does this component have a label? In some graphs, labeling may be optional, in which case this method may return true for some or all components.

getLabel

String getLabel()

Returns:

the label associated with this component; if hasLabel() returns false, the result of getLabel() is undefined

setLabel

void setLabel(String label)

Set the label on this component. In many cases, attempting to reassign a label after one has already been set will cause an assertion failure.

Parameters:

label - the new label to assign to the component