protected void createDirs(File target) throws FMFileManagerException {
if (clone) {
return;
}
deleteDirs();
File parent = target.getParentFile();
if (!parent.exists()) {
List new_dirs = new ArrayList();
File current = parent;
while (current != null && !current.exists()) {
new_dirs.add(current);
current = current.getParentFile();
}
created_dirs_leaf = target;
created_dirs = new ArrayList();
if (FileUtil.mkdirs(parent)) {
created_dirs = new_dirs;
/*
for (int i=created_dirs.size()-1;i>=0;i--){
System.out.println( "created " + created_dirs.get(i));
}
*/
} else {
// had some reports of this exception being thrown when starting a torrent
// double check in case there's some parallel creation being triggered somehow
try {
Thread.sleep(RandomUtils.nextInt(1000));
} catch (Throwable e) {
}
FileUtil.mkdirs(parent);
if (parent.isDirectory()) {
created_dirs = new_dirs;
} else {
throw (new FMFileManagerException("Failed to create parent directory '" + parent + "'"));
}
}
}
}
protected void closeSupport(boolean explicit) throws FMFileManagerException {
FMFileManagerException flush_exception = null;
try {
flush();
} catch (FMFileManagerException e) {
flush_exception = e;
}
if (raf == null) {
// may have previously been implicitly closed, tidy up if required
if (explicit) {
releaseFile();
deleteDirs();
}
} else {
try {
raf.close();
} catch (Throwable e) {
throw (new FMFileManagerException("close fails", e));
} finally {
raf = null;
if (explicit) {
releaseFile();
}
}
}
if (flush_exception != null) {
throw (flush_exception);
}
}
protected FMFileImpl(FMFileOwner _owner, FMFileManagerImpl _manager, File _file, int _type)
throws FMFileManagerException {
owner = _owner;
manager = _manager;
TOTorrentFile tf = owner.getTorrentFile();
linked_file = manager.getFileLink(tf.getTorrent(), tf.getIndex(), _file);
boolean file_was_created = false;
boolean file_reserved = false;
boolean ok = false;
try {
try {
canonical_path = linked_file.getCanonicalPath();
if (canonical_path.equals(linked_file.getPath())) canonical_path = linked_file.getPath();
} catch (IOException ioe) {
String msg = ioe.getMessage();
if (msg != null && msg.indexOf("There are no more files") != -1) {
String abs_path = linked_file.getAbsolutePath();
String error =
"Caught 'There are no more files' exception during file.getCanonicalPath(). "
+ "os=["
+ Constants.OSName
+ "], file.getPath()=["
+ linked_file.getPath()
+ "], file.getAbsolutePath()=["
+ abs_path
+ "]. ";
Debug.out(error, ioe);
}
throw ioe;
}
createDirs(linked_file);
reserveFile();
file_reserved = true;
file_access = new FMFileAccessController(this, _type);
ok = true;
} catch (Throwable e) {
if (file_was_created) {
linked_file.delete();
}
deleteDirs();
if (e instanceof FMFileManagerException) {
throw ((FMFileManagerException) e);
}
throw (new FMFileManagerException("initialisation failed", e));
} finally {
if (file_reserved && !ok) {
releaseFile();
}
}
}
