code: private void init(String command, Socket socket) throws IOException {
          lock.lock();
          try {
              initTokens = new Hashtable<String, Integer>();
  
              DataOutputStream dout = new DataOutputStream(socket.getOutputStream());
              dout.writeInt(BYTES_INT);
              dout.writeInt(1);
              dout.flush();
          } finally {
              lock.unlock();
          }
      }
docs: Handler for <Init> messages. These reset the service so use with care!