What you probably see is the received change from your transaction. You
could try creating a transaction without change and see if there is an
onCoinsReceived event too.

Also, as always, study the logfile.


On 07/10/2017 04:51 PM, Kunal Ransing wrote:
> Hi
> 
> When I send coins I got callback in broadcastComplete as well
> as onCoinsReceived.
> 
> I added receive listner as below:
> 
>           // We want to know when we receive money.
>           kit.wallet().*addCoinsReceivedEventListener*(new
> *WalletCoinsReceivedEventListener*() {
>               @Override
>               public void *onCoinsReceived*(Wallet w, final Transaction
> tx, Coin prevBalance, Coin newBalance) {
>                   Coin value = tx.getValueSentToMe(w);
>                  
>                   updateTxResult(tx, value, tx.getConfidence());
>                   
>                  
> Futures.addCallback(tx.getConfidence().getDepthFuture(6), new
> FutureCallback<TransactionConfidence>() {
>                       @Override
>                       public void onSuccess(TransactionConfidence result) 
>                       {
>                         //Updated tx status to confirm when depth become
> 6 block
>                           updateTxResult(tx, value,result);
>                       }
> 
>                   });
>               }
>           });
> 
> 
> I am sending coin using below method :
>       ...............
>       Address to = Address.fromBase58("send-address");
>       SendRequest req = SendRequest.to(to, Coin.parseCoin("0.003"));
>       req.aesKey = kit.wallet().getKeyCrypter().deriveKey("--my_key--");
>       req.memo = msg;
>       Wallet.SendResult result = kit.wallet().sendCoins(req);
>       Transaction btcTx = result.tx;
>       Futures.addCallback(result.*broadcastComplete*, new
> FutureCallback<org.bitcoinj.core.Transaction>() {
>           @Override
>           public void *onSuccess*(org.bitcoinj.core.Transaction resTx) 
>           {
>               //Send message to core that Mark tx as completed
>           }
> 
>           @Override
>           public void onFailure(Throwable t) {
>             LOGGER.log(Level.INFO,"PayConfig_sendCoin: Something went
> wrong !!!",t);
>           }
>       });
>       ...........
> 
> When I sent coin 0.003 BTC to my mobile wallet from my backend app, I
> receive 0.000812 BTC(i.e got call in *onCoinsReceived....for all sent of
> different coin i receive this same amount*)...also got call
> in *onSuccess*  where fees for sending coin is 0.000188 BTC.
> 
> Please help me to understand this ?
> 
> Regards,
> Kunal
> 
> 
> 
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