/**
* Updates the files in the specified collection to start at the new base path. The files must
* already be absolute and be children of _completeFile.
*
* @param completeBase the new base path
*/
private void updateReferences(File completeBase, List<TorrentFile> l) {
int offset = _completeFile.getAbsolutePath().length();
String newPath = completeBase.getAbsolutePath();
for (int i = 0; i < l.size(); i++) {
TorrentFile current = l.get(i);
TorrentFile updated =
new TorrentFile(
current.length(),
newPath + current.getPath().substring(offset),
current.getTorrentPath());
updated.setBeginPiece(current.getBeginPiece());
updated.setEndPiece(current.getEndPiece());
updated.setStartByte(current.getStartByte());
updated.setEndByte(current.getEndByte());
l.set(i, updated);
}
}
public TorrentFileSystem(int numHashes, TorrentFileSystemMemento torrentFileSystemMemento) {
this._name = torrentFileSystemMemento.getName();
this._totalSize = torrentFileSystemMemento.getTotalSize();
this._files = torrentFileSystemMemento.getFiles();
// BEGIN TODO remove this code after releasing a few versions Sept 2nd 2008.
// There was a bug, where the file end piece would be set to numhashes instead of numhashes-1
// the piece index is zero based. old code used to ignore these propblems, some of the newer
// code throws an illegal argument exception.
for (TorrentFile file : _files) {
if (file.getEndPiece() == numHashes) {
file.setEndPiece(numHashes - 1);
}
}
// END TODO
this._unmodFiles = Collections.unmodifiableList(_files);
_folders.addAll(torrentFileSystemMemento.getFolders());
this._incompleteFile = torrentFileSystemMemento.getIncompleteFile();
this._completeFile = torrentFileSystemMemento.getCompleteFile();
}