/**
* @param n Node to populate
* @param path Path to populate
* @param depth Depth of iteration (0 = 1st level of nesting, 1 = 2 level of nesting, etc)
*/
private void populateNode(DirectoryAdapter.Node n, String path, int depth) {
if (path == null) {
// We're on the storage list
String storages[] = Util.getMediaDirectories();
for (String storage : storages) {
File f = new File(storage);
DirectoryAdapter.Node child = new DirectoryAdapter.Node(f.getName(), getVisibleName(f));
child.isFile = false;
this.populateNode(child, storage, 0);
n.addChildNode(child);
}
return;
}
File file = new File(path);
if (!file.exists() || !file.isDirectory()) return;
ArrayList<String> files = new ArrayList<String>();
LibVLC.nativeReadDirectory(path, files);
StringBuilder sb = new StringBuilder(100);
/* If no sub-directories or I/O error don't crash */
if (files == null || files.size() < 1) {
// return
} else {
for (int i = 0; i < files.size(); i++) {
String filename = files.get(i);
/* Avoid infinite loop */
if (filename.equals(".") || filename.equals("..") || filename.startsWith(".")) continue;
DirectoryAdapter.Node nss = new DirectoryAdapter.Node(filename);
nss.isFile = false;
sb.append(path);
sb.append("/");
sb.append(filename);
String newPath = sb.toString();
sb.setLength(0);
// Don't try to go beyond depth 10 as a safety measure.
if (LibVLC.nativeIsPathDirectory(newPath) && depth < 10) {
ArrayList<String> files_int = new ArrayList<String>();
LibVLC.nativeReadDirectory(newPath, files_int);
if (files_int.size() < 8) {
/* Optimisation: If there are more than 8
sub-folders, don't scan each one, otherwise
when scaled it is very slow to load */
String mCurrentDir_old = mCurrentDir;
mCurrentDir = path;
this.populateNode(nss, newPath, depth + 1);
mCurrentDir = mCurrentDir_old;
}
} else {
if (acceptedPath(newPath)) nss.setIsFile();
else continue;
}
n.addChildNode(nss);
}
Collections.sort(n.children);
}
DirectoryAdapter.Node up = new DirectoryAdapter.Node("..");
n.children.add(0, up);
}
