public PersistentFileObject remove(UnknownFSObject unknownFile) throws URISyntaxException {
File file = new File(unknownFile.getPath());
File parent = file.getParentFile();
PersistentDir parentDir = findOrCreate(parent);
PersistentFileObject removed = parentDir.getChildren().remove(unknownFile.getPath());
return removed;
}
public PersistentDir findOrCreate(File f) throws URISyntaxException {
if (f.equals(new File(getPath()))) return this;
if (f.isFile()) {
throw new IllegalArgumentException("Parameter must be a directory, but was a file!");
}
URI rel = super.getPath().relativize(f.toURI());
String[] segments = rel.toString().split("/");
URI childURI =
new URI(getPath() + (getPath().toString().endsWith("/") ? "" : "/") + segments[0]);
PersistentDir child = (PersistentDir) getChildren().get(childURI);
if (child == null) {
child = new PersistentDir();
child.setPath(childURI);
child.setLastModified(new File(childURI).lastModified());
children.put(childURI, child);
}
return child.findOrCreate(f);
}
public boolean updateTimeStamp(URI uri, long lastModified) throws URISyntaxException {
URI rel = super.getPath().relativize(uri);
if (uri.equals(getPath()) || rel.toString().length() == 0) {
if (lastModified == getLastModified()) {
if (debug) logger.debug("Directory unchanged: " + getPath());
return false;
}
if (debug) logger.debug("Directory changed: " + getPath());
setLastModified(lastModified);
return true;
}
String[] segments = rel.toString().split("/");
URI childURI =
new URI(getPath() + (getPath().toString().endsWith("/") ? "" : "/") + segments[0]);
PersistentDir child = (PersistentDir) getChildren().get(childURI);
if (child == null) {
if (debug) logger.debug("New directory: " + childURI + " not found in " + getPath());
return true;
}
return child.updateTimeStamp(uri, lastModified);
}
