org.codehaus.plexus.util.dag

Class CycleDetector

java.lang.Object

org.codehaus.plexus.util.dag.CycleDetector

public class CycleDetector
extends Object

Version:

$Id$

Author:

Michal Maczka

Constructor Summary

Constructors

Constructor and Description
CycleDetector()

Method Summary

Methods

Modifier and Type	Method and Description
static List	hasCycle(DAG graph)
static List	introducesCycle(Vertex vertex)
static List	introducesCycle(Vertex vertex, Map vertexStateMap) This method will be called when an egde leading to given vertex was added and we want to check if introduction of this edge has not resulted in apparition of cycle in the graph

Methods inherited from class java.lang.Object

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

Constructor Detail

CycleDetector

public CycleDetector()

Method Detail

hasCycle

public static List hasCycle(DAG graph)

introducesCycle

public static List introducesCycle(Vertex vertex,
                   Map vertexStateMap)

This method will be called when an egde leading to given vertex was added and we want to check if introduction of this edge has not resulted in apparition of cycle in the graph

Parameters:

vertex -

vertexStateMap -

Returns:

introducesCycle

public static List introducesCycle(Vertex vertex)