Method ack

src/main/java/io/socket/client/Socket.java:371–398

(final int id)

    }

    private Ack ack(final int id) {
        final Socket self = this;
        final boolean[] sent = new boolean[] {false};
        return new Ack() {
            @Override
            public void call(final Object... args) {
                EventThread.exec(new Runnable() {
                    @Override
                    public void run() {
                        if (sent[0]) return;
                        sent[0] = true;
                        if (logger.isLoggable(Level.FINE)) {
                            logger.fine(String.format("sending ack %s", args.length != 0 ? args : null));
                        }

                        JSONArray jsonArgs = new JSONArray();
                        for (Object arg : args) {
                            jsonArgs.put(arg);
                        }

                        Packet<JSONArray> packet = new Packet<>(Parser.ACK, jsonArgs);
                        packet.id = id;
                        self.packet(packet);
                    }
                });
            }
        };
    }

    private void onack(Packet<JSONArray> packet) {
        Ack fn = this.acks.remove(packet.id);