1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
package structure;
import java.util.*;
import org.graphstream.graph.*;
import org.graphstream.graph.implementations.SingleGraph;
/**
* Class for display graph with GraphStream
* @author loic, adama
*
*/
public class MyGraph extends SingleGraph{
// Grid associate to the graph
private Grid grid;
/**
* Build a graph with a grid
*
* @param title
* @param grid
*/
public MyGraph(String title, Grid grid) {
super(title);
// Allow CSS on view
System.setProperty("org.graphstream.ui.renderer", "org.graphstream.ui.j2dviewer.J2DGraphRenderer");
// Set graph CSS
this.addAttribute("ui.stylesheet", "url('resources/style.css')");
// Assign grid
this.grid=grid;
int i=0;
int ll=this.grid.getGrid().size();
// Build node
for(Router r : this.grid.getGrid()){
if(i==0){
this.addNode(r.name).setAttribute("ui.label", "Source");
}
else{
if(i==ll-1){
this.addNode(r.name).setAttribute("ui.label", "Destination");
}
else{
this.addNode(r.name);
}
}
i++;
}
// Build Edges
this.buildEdges();
//Build bestLink
this.showBestLink();
}
/**
* Build edges
*/
public void buildEdges(){
for(Router r : this.grid.getGrid()){
String current=r.name;
HashMap<Router, Integer> relier=r.getLinks();
Set<Router> k=relier.keySet();
Iterator<Router> i=k.iterator();
while(i.hasNext()){
Router currentRouter=i.next();
String currentRouterName=currentRouter.name;
try{
Edge toAdd=this.addEdge(current+currentRouterName, current, currentRouterName);
toAdd.setAttribute("ui.label", relier.get(currentRouter));
}
catch(Exception e){
}
}
}
}
/**
* Update best link on screen
*/
public void showBestLink(){
ArrayList<Integer> bestLink=this.grid.getLinks().get(this.grid.getBestLinkByProtocol());
for(int i=0;i<bestLink.size();i++){
Iterator<Node> nodes= this.getNodeIterator();
while(nodes.hasNext()){
Node node=nodes.next();
Iterator<Edge> edges=node.getEdgeIterator();
while(edges.hasNext()){
Edge edge=edges.next();
if(i<(bestLink.size()-1)){
String src=this.grid.getGrid().get(bestLink.get(i)).name;
String dest=this.grid.getGrid().get(bestLink.get(i+1)).name;
if((edge.getNode0().getId().equals(src) && edge.getNode1().getId().equals(dest))||(edge.getNode1().getId().equals(src) && edge.getNode0().getId().equals(dest))){
edge.setAttribute("ui.style", "fill-color:red;");
}
}
}
}
}
}
/**
* Update all the graph on screen
*/
public void update(){
// Reset color
Iterator<Edge> edges=this.getEdgeIterator();
while(edges.hasNext()){
Edge edge=edges.next();
edge.setAttribute("ui.style", "fill-color:black;");
}
// Update label
edges=this.getEdgeIterator();
while(edges.hasNext()){
Edge edge=edges.next();
for(Router r : this.grid.getGrid()){
String current=r.name;
HashMap<Router, Integer> relier=r.getLinks();
Set<Router> k=relier.keySet();
Iterator<Router> i=k.iterator();
while(i.hasNext()){
Router currentRouter=i.next();
String currentRouterName=currentRouter.name;
if(edge.getId().equals(current+currentRouterName)||edge.getId().equals(currentRouterName+current)){
edge.setAttribute("ui.label", relier.get(currentRouter));
}
}
}
}
this.showBestLink();
}
}
|
