@Override
public void startUpdate(final MainOptions opts) throws IOException {
if (!table.lock(true)) throw new BaseXException(Text.DB_PINNED_X, meta.name);
if (opts.get(MainOptions.AUTOFLUSH)) {
final IOFile uf = meta.updateFile();
if (uf.exists()) throw new BaseXException(Text.DB_UPDATED_X, meta.name);
if (!uf.touch()) throw Util.notExpected("%: could not create lock file.", meta.name);
}
}
@Override
public synchronized void finishUpdate(final MainOptions opts) {
// remove updating file
final boolean auto = opts.get(MainOptions.AUTOFLUSH);
if (auto) {
final IOFile uf = meta.updateFile();
if (!uf.exists()) throw Util.notExpected("%: lock file does not exist.", meta.name);
if (!uf.delete()) throw Util.notExpected("%: could not delete lock file.", meta.name);
}
// db:optimize(..., true) will close the database before this function is called
if (!closed) {
flush(auto);
if (!table.lock(false)) throw Util.notExpected("Database '%': could not unlock.", meta.name);
}
}