synchronized void addDownload(DownloadRequestStatus status) {
RequestStatus old = requestsByIdentifier.put(status.getIdentifier(), status);
if (logMINOR) Logger.minor(this, "Starting download " + status.getIdentifier());
if (old == status) return;
if (old != null) downloads.remove(old);
downloads.add(status);
downloadsByURI.put(status.getURI(), status);
}
/**
* Restart a download. Caller should call ,false first, at which point we setStarted, and ,true
* when it has actually started (a race condition means we don't setStarted at that point since
* it's possible the success/failure callback might happen first).
*
* @param redirect If non-null, the request followed a redirect.
*/
public synchronized void updateStarted(String identifier, FreenetURI redirect) {
DownloadRequestStatus status = (DownloadRequestStatus) requestsByIdentifier.get(identifier);
if (status == null) return; // Can happen during cancel etc.
status.restart(false);
if (redirect != null) {
downloadsByURI.remove(status.getURI());
status.redirect(redirect);
downloadsByURI.put(redirect, status);
}
}
synchronized void updateDetectedCompatModes(
String identifier,
InsertContext.CompatibilityMode[] compatModes,
byte[] splitfileKey,
boolean dontCompress) {
DownloadRequestStatus status = (DownloadRequestStatus) requestsByIdentifier.get(identifier);
if (status == null) return; // Can happen during cancel etc.
status.updateDetectedCompatModes(compatModes, dontCompress);
status.updateDetectedSplitfileKey(splitfileKey);
}
public synchronized CacheFetchResult getShadowBucket(FreenetURI key, boolean noFilter) {
Object[] downloads = downloadsByURI.getArray(key);
if (downloads == null) return null;
for (Object o : downloads) {
DownloadRequestStatus download = (DownloadRequestStatus) o;
Bucket data = download.getDataShadow();
if (data == null) continue;
if (data.size() == 0) continue;
if (noFilter && download.filterData) continue;
// FIXME it probably *is* worth the effort to allow this when it is overridden on the fetcher,
// since the user changed the type???
if (download.overriddenDataType) continue;
return new CacheFetchResult(
new ClientMetadata(download.getMIMEType()), new NoFreeBucket(data), download.filterData);
}
return null;
}
synchronized void finishedDownload(
String identifier,
boolean success,
long dataSize,
String mimeType,
FetchExceptionMode failureCode,
String failureReasonLong,
String failureReasonShort,
Bucket dataShadow,
boolean filtered) {
DownloadRequestStatus status = (DownloadRequestStatus) requestsByIdentifier.get(identifier);
if (status == null) return; // Can happen during cancel etc.
status.setFinished(
success,
dataSize,
mimeType,
failureCode,
failureReasonLong,
failureReasonShort,
dataShadow,
filtered);
}
public synchronized void updateExpectedDataLength(String identifier, long expectedDataLength) {
DownloadRequestStatus status = (DownloadRequestStatus) requestsByIdentifier.get(identifier);
if (status == null) return; // Can happen during cancel etc.
status.updateExpectedDataLength(expectedDataLength);
}
public synchronized void updateExpectedMIME(String identifier, String foundDataMimeType) {
DownloadRequestStatus status = (DownloadRequestStatus) requestsByIdentifier.get(identifier);
if (status == null) return; // Can happen during cancel etc.
status.updateExpectedMIME(foundDataMimeType);
}