/**
* Delete document or folder.
*
* @throws IOException I/O exception
*/
protected void del() throws IOException {
final Session session = http.session();
session.execute(new Open(db));
session.execute(new Delete(path));
// create dummy, if parent is an empty folder
final int ix = path.lastIndexOf(SEP);
if (ix > 0) createDummy(path.substring(0, ix));
}
/**
* Rename document or folder.
*
* @param n new name
* @throws IOException I/O exception
*/
protected void rename(final String n) throws IOException {
final Session session = http.session();
session.execute(new Open(db));
session.execute(new Rename(path, n));
// create dummy, if old parent is an empty folder
final int i1 = path.lastIndexOf(SEP);
if (i1 > 0) createDummy(path.substring(0, i1));
// delete dummy, if new parent is an empty folder
final int i2 = n.lastIndexOf(SEP);
if (i2 > 0) deleteDummy(n.substring(0, i2));
}