Look if there're some log messages telling you something. Also I recommend
to not be shy of debugging into the bitcoinj lib. It's also quite new for
me but that cleared some things up.
Am Mittwoch, 14. Dezember 2016 04:12:26 UTC+1 schrieb liuwh:
>
> Thanks a lot for your reply, I just want to send transaction by peer to
> peer, follow your suggestion, I finished the transfer function, but the
> receive address did not receive bitcoin, can you help me to find something
> wrong with my code?
>
> public void transfer(List<SendIn> sendInList, List<SendOut> sendOutList,
> List<String> privateKeys) {
> NetworkParameters networkParameters = TestNet3Params.get();
> Transaction myOwnConstructedTx = new Transaction(networkParameters);
> // List<TransactionOutput> outputsToMyAddr = something(); // where ever
> you got these from
> try {
> for (int i = 0; i < sendInList.size(); i++) {
> String address = sendInList.get(i).getAddress();
> String txHash = sendInList.get(i).getTxHash();
> String txData = getTxData(txHash);
> byte[] bytes = Utils.HEX.decode(txData);
> Transaction spentTx = new Transaction(networkParameters, bytes);
> for (int j = 0; j < spentTx.getOutputs().size(); j++) {
> if
> (address.equals(spentTx.getOutput(j).getScriptPubKey().getToAddress(networkParameters).toString()))
>
> {
> myOwnConstructedTx.addInput(spentTx.getOutput(j));
> break;
> }
> }
> }
>
> for (int i = 0; i < sendOutList.size(); i++) {
> String addressJson = sendOutList.get(i).getAddress();
> String coinJson = sendOutList.get(i).getValue().toString();
> Address address = new Address(networkParameters, addressJson);
> Coin coin = Coin.parseCoin(coinJson);
> myOwnConstructedTx.addOutput(coin, address);
> }
> } catch (Exception e) {
> e.printStackTrace();
> }
> // myOwnConstructedTx.addInput(outputsToMyAddr.get(0));
>
> List<ECKey> eckeys = new ArrayList<ECKey>();
> for (String privateKey : privateKeys) {
> ECKey key;
> if (privateKey.length() == 51 || privateKey.length() == 52) {
> DumpedPrivateKey dumpedPrivateKey =
> DumpedPrivateKey.fromBase58(networkParameters, privateKey);
> key = dumpedPrivateKey.getKey();
> } else {
> BigInteger privKey = Base58.decodeToBigInteger(privateKey);
> key = ECKey.fromPrivate(privKey);
> }
>
> eckeys.add(key);
> }
> KeyChainGroup group = new KeyChainGroup(networkParameters);
> group.importKeys(eckeys);
> KeyBag keys = new Wallet(networkParameters, group); // or a wallet, or
> something else with keys that can sign the used UTXO
>
> TransactionInput input = myOwnConstructedTx.getInput(0);
> Script scriptPubKey =
> myOwnConstructedTx.getInput(0).getConnectedOutput().getScriptPubKey();
> RedeemData redeemData = input.getConnectedRedeemData(keys);
>
> input.setScriptSig(scriptPubKey.createEmptyInputScript(redeemData.keys.get(0),
>
> redeemData.redeemScript));
> TransactionSigner.ProposedTransaction proposal = new
> TransactionSigner.ProposedTransaction(myOwnConstructedTx);
> new LocalTransactionSigner().signInputs(proposal, keys);
>
> PeerGroup peerGroup = new PeerGroup(networkParameters);
> peerGroup.broadcastTransaction(myOwnConstructedTx);
> }
>
>
>
> 在 2016年12月14日星期三 UTC+8上午5:53:22，Tobias B.写道：
>>
>> What do you mean by not in your wallet? I think you need the UTXO in some
>> way. But it doesn't have to be contained in a wallet. When you have
>> information about a transaction that pays to your bitcoin address you can
>> construct a transaction using this UTXO without a wallet by construction
>> the transaction yourself.
>> Let's say you have a list of transaction outputs that pay to your address
>> and are not already spent:
>>
>> List<TransactionOutput> outputsToMyAddr = something(); // where ever you
>> got these from
>>
>> Transaction myOwnConstructedTx = new
>> Transaction(myconf.getNetworkParameters());
>>
>> myOwnConstructedTx.addInput(outputsToMyAddr.get(0));
>>
>> KeyBag keys = getSomeKeyChainGroup(); // or a wallet, or something else
>> with keys that can sign the used UTXO
>>
>> TransactionInput input = myOwnConstructedTx.getInput(0);
>> Script scriptPubKey =
>> myOwnConstructedTx.getInput(0).getConnectedOutput().getScriptPubKey();
>> RedeemData redeemData = txIn.getConnectedRedeemData(keys);
>> input.setScriptSig(scriptPubKey.createEmptyInputScript(redeemData.keys.get(0),
>>
>> redeemData.redeemScript));
>> TransactionSigner.ProposedTransaction proposal = new
>> TransactionSigner.ProposedTransaction(tx);
>> new LocalTransactionSigner().signInputs(proposal, keys);
>>
>> PeerGroup peerGroup = getAPeerGroup();
>> peerGroup.broadcastTransaction(tx);
>>
>> I think something like that should do it.
>>
>> Am Montag, 12. Dezember 2016 08:33:31 UTC+1 schrieb liuwh:
>>>
>>> is it possible send transaction from one bitcoin address (not in wallet)
>>> to another address by bitcoinj?
>>> I have read some bitcoinj sample about send transaction in bitcoinj,
>>> almost all of them are realized by Wallet, UTXO's are in wallet.
>>>
>>
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