public TranscodeFileImpl lookupFile(TranscodeProfile profile, DiskManagerFileInfo file) {
try {
synchronized (this) {
if (device_files == null) {
loadDeviceFile();
}
String key =
ByteFormatter.encodeString(file.getDownloadHash())
+ ":"
+ file.getIndex()
+ ":"
+ profile.getUID();
if (device_files.containsKey(key)) {
try {
return (new TranscodeFileImpl(this, key, device_files));
} catch (Throwable e) {
device_files.remove(key);
log("Failed to deserialise transcode file", e);
}
}
}
} catch (Throwable e) {
}
return (null);
}
protected TranscodeFileImpl getTranscodeFile(String key) {
try {
synchronized (this) {
if (device_files == null) {
loadDeviceFile();
}
if (device_files.containsKey(key)) {
try {
return (new TranscodeFileImpl(this, key, device_files));
} catch (Throwable e) {
device_files.remove(key);
log("Failed to deserialise transcode file", e);
}
}
}
} catch (Throwable e) {
}
return (null);
}
private TranscodeProfile[] getTranscodeProfiles(String classification) {
List<TranscodeProfile> profiles = new ArrayList<TranscodeProfile>();
DeviceManagerImpl dm = getManager();
TranscodeProvider[] providers = dm.getProviders();
for (TranscodeProvider provider : providers) {
TranscodeProfile[] ps = provider.getProfiles();
for (TranscodeProfile p : ps) {
String c = p.getDeviceClassification();
if (c == null) {
log("Device classification missing for " + p.getName());
} else {
if (c.toLowerCase().startsWith(classification.toLowerCase())) {
profiles.add(p);
}
}
}
}
return (profiles.toArray(new TranscodeProfile[profiles.size()]));
}
protected void loadDeviceFile() throws IOException {
device_files_last_mod = SystemTime.getMonotonousTime();
if (device_files_ref != null) {
device_files = device_files_ref.get();
}
if (device_files == null) {
Map map = FileUtil.readResilientFile(getDeviceFile());
device_files = (Map<String, Map<String, ?>>) map.get("files");
if (device_files == null) {
device_files = new HashMap<String, Map<String, ?>>();
}
device_files_ref = new WeakReference<Map<String, Map<String, ?>>>(device_files);
log("Loaded device file for " + getName() + ": files=" + device_files.size());
}
final int GC_TIME = 15000;
new DelayedEvent(
"Device:gc",
GC_TIME,
new AERunnable() {
public void runSupport() {
synchronized (DeviceImpl.this) {
if (SystemTime.getMonotonousTime() - device_files_last_mod >= GC_TIME) {
if (device_files_dirty) {
saveDeviceFile();
}
device_files = null;
} else {
new DelayedEvent("Device:gc2", GC_TIME, this);
}
}
}
});
}
public TranscodeFileImpl[] getFiles() {
try {
synchronized (this) {
if (device_files == null) {
loadDeviceFile();
}
List<TranscodeFile> result = new ArrayList<TranscodeFile>();
Iterator<Map.Entry<String, Map<String, ?>>> it = device_files.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, Map<String, ?>> entry = it.next();
try {
TranscodeFileImpl tf = new TranscodeFileImpl(this, entry.getKey(), device_files);
result.add(tf);
} catch (Throwable e) {
it.remove();
log("Failed to deserialise transcode file", e);
}
}
return (result.toArray(new TranscodeFileImpl[result.size()]));
}
} catch (Throwable e) {
Debug.out(e);
return (new TranscodeFileImpl[0]);
}
}
public TranscodeFileImpl allocateFile(
TranscodeProfile profile, boolean no_xcode, DiskManagerFileInfo file, boolean for_job)
throws TranscodeException {
TranscodeFileImpl result = null;
setError(KEY_FILE_ALLOC_ERROR, null);
try {
synchronized (this) {
if (device_files == null) {
loadDeviceFile();
}
String key =
ByteFormatter.encodeString(file.getDownloadHash())
+ ":"
+ file.getIndex()
+ ":"
+ profile.getUID();
if (device_files.containsKey(key)) {
try {
result = new TranscodeFileImpl(this, key, device_files);
} catch (Throwable e) {
device_files.remove(key);
log("Failed to deserialise transcode file", e);
}
}
if (result == null) {
String ext = profile.getFileExtension();
String target_file = file.getFile(true).getName();
if (ext != null && !no_xcode) {
int pos = target_file.lastIndexOf('.');
if (pos != -1) {
target_file = target_file.substring(0, pos);
}
target_file += ext;
}
target_file = allocateUniqueFileName(target_file);
File output_file = getWorkingDirectory(true);
if (!output_file.canWrite()) {
throw (new TranscodeException(
"Can't write to transcode folder '" + output_file.getAbsolutePath() + "'"));
}
output_file = new File(output_file.getAbsoluteFile(), target_file);
result =
new TranscodeFileImpl(
this, key, profile.getName(), device_files, output_file, for_job);
result.setSourceFile(file);
device_files_last_mod = SystemTime.getMonotonousTime();
device_files_dirty = true;
} else {
result.setSourceFile(file);
result.setProfileName(profile.getName());
}
}
} catch (Throwable e) {
setError(KEY_FILE_ALLOC_ERROR, Debug.getNestedExceptionMessage(e));
throw (new TranscodeException("File allocation failed", e));
}
for (TranscodeTargetListener l : listeners) {
try {
l.fileAdded(result);
} catch (Throwable e) {
Debug.out(e);
}
}
return (result);
}
protected void deleteFile(TranscodeFileImpl file, boolean delete_contents, boolean remove)
throws TranscodeException {
if (file.isDeleted()) {
return;
}
if (delete_contents) {
File f = file.getCacheFile();
int time = 0;
while (f.exists() && !f.delete()) {
if (time > 3000) {
log("Failed to remove file '" + f.getAbsolutePath() + "'");
break;
} else {
try {
Thread.sleep(500);
} catch (Throwable e) {
}
time += 500;
}
}
}
if (remove) {
try {
// fire the listeners FIRST as this gives listeners a chance to extract data
// from the file before it is deleted (otherwise operations fail with 'file has been
// deleted'
for (TranscodeTargetListener l : listeners) {
try {
l.fileRemoved(file);
} catch (Throwable e) {
Debug.out(e);
}
}
synchronized (this) {
if (device_files == null) {
loadDeviceFile();
} else {
device_files_last_mod = SystemTime.getMonotonousTime();
}
device_files.remove(file.getKey());
device_files_dirty = true;
}
} catch (Throwable e) {
throw (new TranscodeException("Delete failed", e));
}
}
}