public Message sendSticker(
TelegramChat chat, Sticker file, String caption, Message replyToMessage, ReplyMarkup markup)
throws JSONException, UnsupportedOperationException, IOException, URISyntaxException {
if (chat == null) {
throw new NullPointerException("The chat argument must not be null.");
}
if (file == null) {
throw new NullPointerException("The file argument must not be null.");
}
JSONObject data = new JSONObject();
data.put("chat_id", chat.getId());
data.put("sticker", file.getFileId());
if (caption != null) {
data.put("caption", caption);
}
if (replyToMessage != null) {
data.put("reply_to_message_id", replyToMessage.getMessageId());
}
if (markup != null) {
data.put("reply_markup", markup.toJSONObject());
}
JSONObject response =
new Request(getURIFromMethod("sendSticker")).execute(data).getResultAsJSONObject();
if (response.getBoolean("ok")) {
return new Message(response.getJSONObject("result"));
} else {
throw new TelegramAPIError(response.getString("description"));
}
}