Package org.eclipse.jetty.deploy.graph

Class Graph

java.lang.Object

org.eclipse.jetty.deploy.graph.Graph

Direct Known Subclasses:

AppLifeCycle

public class Graph
extends Object

Basic directed graph implementation

Constructor Summary

Constructors

Constructor	Description
Graph()

Method Summary

Modifier and Type	Method	Description
void	addEdge(String from, String to)
void	addEdge(Edge edge)
void	addNode(Node node)
Set<Edge>	findEdges(Node node)	Find all edges that are connected to the specific node, both as an outgoing Edge.getFrom() or incoming Edge.getTo() end point.
Set<Edge>	findEdgesFrom(Node from)	Find all edges that are connected Edge.getFrom() the specific node.
Set<Edge>	getEdges()
Node	getNodeByName(String name)	Get the Node by Name.
Set<Node>	getNodes()
Path	getPath(String nodeNameOrigin, String nodeNameDest)	Convenience method for getPath(Node, Node)
Path	getPath(Node from, Node to)	Using BFS (Breadth First Search) return the path from a any arbitrary node to any other.
void	insertNode(Edge edge, String nodeName)	Convenience method for insertNode(Edge, Node)
void	insertNode(Edge edge, Node node)	Insert an arbitrary node on an existing edge.
void	removeEdge(String fromNodeName, String toNodeName)
void	removeEdge(Edge edge)
void	removeNode(Node node)
void	setEdges(Set<Edge> edges)
void	setNodes(Set<Node> nodes)

Methods inherited from class java.lang.Object

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

Constructor Details

Graph

public Graph()

Method Details

addEdge

public void addEdge(Edge edge)

addEdge

public void addEdge(String from,
 String to)

addNode

public void addNode(Node node)

insertNode

public void insertNode(Edge edge,
 String nodeName)

Convenience method for insertNode(Edge, Node)

Parameters:

edge - the edge to split and insert a node into

nodeName - the name of the node to insert along the edge

insertNode

public void insertNode(Edge edge,
 Node node)

Insert an arbitrary node on an existing edge.

Parameters:

edge - the edge to split and insert a node into

node - the node to insert along the edge

findEdges

public Set<Edge> findEdges(Node node)

Find all edges that are connected to the specific node, both as an outgoing Edge.getFrom() or incoming Edge.getTo() end point.

Parameters:

node - the node with potential end points

Returns:

the set of edges connected to the node

findEdgesFrom

public Set<Edge> findEdgesFrom(Node from)

Find all edges that are connected Edge.getFrom() the specific node.

Parameters:

from - the node with potential edges from it

Returns:

the set of edges from the node

getPath

public Path getPath(String nodeNameOrigin,
 String nodeNameDest)

Convenience method for getPath(Node, Node)

Parameters:

nodeNameOrigin - the name of the node to the path origin.

nodeNameDest - the name of the node to the path destination.

Returns:

the path to take

getPath

public Path getPath(Node from,
 Node to)

Using BFS (Breadth First Search) return the path from a any arbitrary node to any other.

Parameters:

from - the node from

to - the node to

Returns:

the path to take or null if there is no path.

getEdges

public Set<Edge> getEdges()

getNodeByName

public Node getNodeByName(String name)

Get the Node by Name.

Parameters:

name - the name to lookup

Returns:

the node if found or null if not found.

getNodes

public Set<Node> getNodes()

removeEdge

public void removeEdge(Edge edge)

removeEdge

public void removeEdge(String fromNodeName,
 String toNodeName)

removeNode

public void removeNode(Node node)

setEdges

public void setEdges(Set<Edge> edges)

setNodes

public void setNodes(Set<Node> nodes)