public boolean execute() {
// Initialize statistics
IncrementalStats[] stats = new IncrementalStats[ID.BITS];
for (int i = 0; i < stats.length; i++) stats[i] = new IncrementalStats();
int size = Network.size();
for (int i = 0; i < size; i++) {
Node node = Network.get(i);
long lid = IDUtil.getID(node, hid);
Chord chord = (Chord) node.getProtocol(pid);
for (int j = 0; j < ID.BITS; j++) {
Node finger = chord.getFinger(j);
if (finger != null) {
long rid = IDUtil.getID(finger, hid);
long dist = ID.dist(lid, rid);
stats[j].add(dist);
}
}
}
// Print final statistics
for (int i = 0; i < stats.length; i++) {
System.out.println(prefix + ": TIME " + CommonState.getTime() + " " + i + " " + stats[i]);
stats[i] = new IncrementalStats();
}
return false;
}
public void setInfected(boolean infected) {
if (infected) {
if (status == 0) {
Linkable l = (Linkable) node.getProtocol(p.lid);
Transport t = (Transport) node.getProtocol(p.tid);
for (int i = 0; i < l.degree(); i++) {
t.send(node, l.getNeighbor(i), INFECTION, p.pid);
}
status = 1;
}
} else {
status = 0;
}
}
public void processEvent(Node node, int pid, Object event) {
if (status == 2) return;
Linkable l = (Linkable) node.getProtocol(p.lid);
Transport t = (Transport) node.getProtocol(p.tid);
if (event == TIMEOUT) {
if (status == SUSCEPTIBLE) status = INFECTED;
if (status == INFECTED) {
EDSimulator.add(p.period, TIMEOUT, node, pid);
int r = CommonState.r.nextInt(l.degree());
t.send(node, l.getNeighbor(r), INFECTION, pid);
}
} else if (event == INFECTION) {
if (status == SUSCEPTIBLE) {
status = INFECTED;
EDSimulator.add(p.period, TIMEOUT, node, pid);
int r = CommonState.r.nextInt(l.degree());
t.send(node, l.getNeighbor(r), INFECTION, pid);
} else if (status == INFECTED) {
float chance = CommonState.r.nextFloat();
if (chance < p.prob) status = REMOVED;
}
}
}
/**
* This is the standard method the define periodic activity. The frequency of execution of this
* method is defined by a {@link peersim.edsim.CDScheduler} component in the configuration.
*/
public void nextCycle(Node node, int pid) {
Linkable linkable = (Linkable) node.getProtocol(FastConfig.getLinkable(pid));
if (linkable.degree() > 0) {
Node peern = linkable.getNeighbor(CommonState.r.nextInt(linkable.degree()));
// XXX quick and dirty handling of failures
// (message would be lost anyway, we save time)
if (!peern.isUp()) {
return;
}
((Transport) node.getProtocol(FastConfig.getTransport(pid)))
.send(
node,
peern,
new FloodMessage(value, ddl, node, node, String.valueOf(node.getID())),
pid);
System.out.println("Start " + node.getID() + " ->" + peern.getID());
}
}
/** This is the standard method to define to process incoming messages. */
public void processEvent(Node node, int pid, Object event) {
FloodMessage aem = (FloodMessage) event;
if (aem.value == this.value) {
System.out.println(
"Sucess at time: "
+ CommonState.getTime()
+ " ddl="
+ aem.ddl
+ ", path is: "
+ aem.path
+ "->"
+ node.getID()
+ " search value:"
+ aem.value
+ " this node'value is:"
+ value);
} else {
aem.ddl++;
if (aem.ddl <= 8) {
System.out.println(
"Forward at time: "
+ CommonState.getTime()
+ " ddl="
+ aem.ddl
+ ", path is: "
+ aem.path
+ "->"
+ node.getID()
+ " search value:"
+ aem.value
+ " this node'value is:"
+ value);
Linkable linkable = (Linkable) node.getProtocol(FastConfig.getLinkable(pid));
if (linkable.degree() > 0) {
for (int i = 0; i < linkable.degree(); i++) {
Node peern = linkable.getNeighbor(i);
if (peern.getID() != aem.sender.getID()
&& peern.getID() != aem.directsender.getID()) // ��ԭʼ��sender����һ��ת���ڵ�
{
// XXX quick and dirty handling of failures
// (message would be lost anyway, we save time)
if (!peern.isUp()) {
return;
}
((Transport) node.getProtocol(FastConfig.getTransport(pid)))
.send(
node,
peern,
new FloodMessage(
aem.value,
aem.ddl,
aem.sender,
node,
aem.path + "->" + String.valueOf(node.getID())),
pid);
}
}
}
} else {
System.out.println(
"Failed at time: "
+ CommonState.getTime()
+ " ddl="
+ aem.ddl
+ ", path is: "
+ aem.path
+ "->"
+ node.getID()
+ " search value:"
+ aem.value
+ " this node'value is:"
+ value);
}
}
/*
if( aem.sender!=null )
((Transport)node.getProtocol(FastConfig.getTransport(pid))).
send(
node,
aem.sender,
new AverageMessage(value,null),
pid);
value = (value + aem.value) / 2;
*/
}
// envoi d'un message (l'envoi se fait via la couche transport)
public void send(Message msg, Node dest) {
this.log("Send " + msg.getContent() + " to " + dest.getID());
this.transport.send(getMyNode(), dest, msg, this.mypid);
}