@Override
public void calledOperationFailed(Operation op) {
if (op instanceof BTOperationDownload) {
logger.process(
this.getClass().toString(),
new Object[] {op, new Long(Simulator.getCurrentTime()), new Boolean(false)});
}
}
/**
* This method starts a download by creating and activating a download operation.
*
* @param theOverlayKey the key/hash of the document that we want to download.
* @param theOtherPeers a list of peers start also participate in this torrent. We normaly get
* this list from the tracker.
* @return the operation id of the started download operation.
*/
public int downloadDocument(
OverlayKey theOverlayKey, List<TransInfo> theOtherPeers, OperationCallback theCallback) {
log.debug(
"Time: "
+ Simulator.getCurrentTime()
+ "; Starting download at '"
+ this.itsOwnContact
+ "'.");
BTDocument document;
BTConnectionManager connectionManager;
if (!this.itsContentStorage.containsDocument(theOverlayKey)) {
document =
new BTDocument(
theOverlayKey,
((BTTorrent) this.itsDataBus.getPerTorrentData(theOverlayKey, "Torrent")).getSize());
this.itsContentStorage.storeDocument(document);
} else {
document = (BTDocument) this.itsContentStorage.loadDocument(theOverlayKey);
}
if (!this.itsConnectionManagers.containsKey(theOverlayKey)) {
connectionManager = new BTConnectionManager(this.itsOwnContact);
this.itsConnectionManagers.put(theOverlayKey, connectionManager);
} else {
connectionManager = this.itsConnectionManagers.get(theOverlayKey);
}
BTOperationDownload<BTPeerDistributeNode> downloadOperation =
new BTOperationDownload<BTPeerDistributeNode>(
this.itsDataBus,
document,
this.itsOwnContact,
this,
this,
connectionManager,
this.itsStatistic,
this.itsRandomGenerator);
this.itsDownloadOperations.add(downloadOperation);
downloadOperation.scheduleImmediately();
return downloadOperation.getOperationID();
}
public void scheduleAtTime(long time) {
time = Math.max(time, Simulator.getCurrentTime());
Simulator.scheduleEvent(this, time, this, SimulationEvent.Type.TIMEOUT_EXPIRED);
}
public void scheduleWithDelay(long delay) {
long time = Simulator.getCurrentTime() + delay;
scheduleAtTime(time);
}
