public interface ReceiptReceivedListenerInterface for received receipt notifications. Implement this and add a listener to get notified.
void onReceiptReceived(Jid fromJid, Jid toJid, String receiptId, Stanza receipt)Callback invoked when a new receipt got received.
receiptIdcorrespondents to the message ID, which can be obtained with
fromJid- the jid that send this receipt
toJid- the jid which received this receipt
receiptId- the message ID of the stanza which has been received and this receipt is for. This might be
receipt- the receipt