Пример #1
0
 private static void send(PaymentSession session) {
   try {
     System.out.println("Payment Request");
     System.out.println("Amount: " + session.getValue().doubleValue() / 100000 + "mDOGE");
     System.out.println("Date: " + session.getDate());
     System.out.println("Memo: " + session.getMemo());
     if (session.pkiVerificationData != null) {
       System.out.println("Pki-Verified Name: " + session.pkiVerificationData.name);
       if (session.pkiVerificationData.orgName != null)
         System.out.println("Pki-Verified Org: " + session.pkiVerificationData.orgName);
       System.out.println(
           "PKI data verified by: " + session.pkiVerificationData.rootAuthorityName);
     }
     final Wallet.SendRequest req = session.getSendRequest();
     if (password != null) {
       if (!wallet.checkPassword(password)) {
         System.err.println("Password is incorrect.");
         return;
       }
       req.aesKey = wallet.getKeyCrypter().deriveKey(password);
     }
     wallet.completeTx(req); // may throw InsufficientMoneyException.
     if (options.has("offline")) {
       wallet.commitTx(req.tx);
       return;
     }
     setup();
     // No refund address specified, no user-specified memo field.
     ListenableFuture<PaymentSession.Ack> future =
         session.sendPayment(ImmutableList.of(req.tx), null, null);
     if (future == null) {
       // No payment_url for submission so, broadcast and wait.
       peers.startAndWait();
       peers.broadcastTransaction(req.tx).get();
     } else {
       PaymentSession.Ack ack = future.get();
       wallet.commitTx(req.tx);
       System.out.println("Memo from server: " + ack.getMemo());
     }
   } catch (PaymentRequestException e) {
     System.err.println("Failed to send payment " + e.getMessage());
     System.exit(1);
   } catch (VerificationException e) {
     System.err.println("Failed to send payment " + e.getMessage());
     System.exit(1);
   } catch (ExecutionException e) {
     System.err.println("Failed to send payment " + e.getMessage());
     System.exit(1);
   } catch (IOException e) {
     System.err.println("Invalid payment " + e.getMessage());
     System.exit(1);
   } catch (InterruptedException e1) {
     // Ignore.
   } catch (InsufficientMoneyException e) {
     System.err.println(
         "Insufficient funds: have " + Utils.bitcoinValueToFriendlyString(wallet.getBalance()));
   } catch (BlockStoreException e) {
     throw new RuntimeException(e);
   }
 }
Пример #2
0
 private static void shutdown() {
   try {
     if (peers == null) return; // setup() never called so nothing to do.
     peers.stopAndWait();
     saveWallet(walletFile);
     store.close();
     wallet = null;
   } catch (BlockStoreException e) {
     throw new RuntimeException(e);
   }
 }
Пример #3
0
 private static void syncChain() {
   try {
     setup();
     int startTransactions = wallet.getTransactions(true).size();
     DownloadListener listener = new DownloadListener();
     peers.startAndWait();
     peers.startBlockChainDownload(listener);
     try {
       listener.await();
     } catch (InterruptedException e) {
       System.err.println("Chain download interrupted, quitting ...");
       System.exit(1);
     }
     int endTransactions = wallet.getTransactions(true).size();
     if (endTransactions > startTransactions) {
       System.out.println("Synced " + (endTransactions - startTransactions) + " transactions.");
     }
   } catch (BlockStoreException e) {
     System.err.println("Error reading block chain file " + chainFileName + ": " + e.getMessage());
     e.printStackTrace();
   }
 }
Пример #4
0
 // Sets up all objects needed for network communication but does not bring up the peers.
 private static void setup() throws BlockStoreException {
   if (store != null) return; // Already done.
   // Will create a fresh chain if one doesn't exist or there is an issue with this one.
   if (!chainFileName.exists() && wallet.getTransactions(true).size() > 0) {
     // No chain, so reset the wallet as we will be downloading from scratch.
     System.out.println("Chain file is missing so clearing transactions from the wallet.");
     reset();
   }
   if (mode == ValidationMode.SPV) {
     store = new SPVBlockStore(params, chainFileName);
     chain = new BlockChain(params, wallet, store);
   } else if (mode == ValidationMode.FULL) {
     FullPrunedBlockStore s =
         new H2FullPrunedBlockStore(params, chainFileName.getAbsolutePath(), 5000);
     store = s;
     chain = new FullPrunedBlockChain(params, wallet, s);
   }
   // This will ensure the wallet is saved when it changes.
   wallet.autosaveToFile(walletFile, 200, TimeUnit.MILLISECONDS, null);
   peers = new PeerGroup(params, chain);
   peers.setUserAgent("WalletTool", "1.0");
   peers.addWallet(wallet);
   if (options.has("peers")) {
     String peersFlag = (String) options.valueOf("peers");
     String[] peerAddrs = peersFlag.split(",");
     for (String peer : peerAddrs) {
       try {
         peers.addAddress(new PeerAddress(InetAddress.getByName(peer), params.getPort()));
       } catch (UnknownHostException e) {
         System.err.println(
             "Could not understand peer domain name/IP address: " + peer + ": " + e.getMessage());
         System.exit(1);
       }
     }
   } else {
     peers.addPeerDiscovery(new DnsDiscovery(params));
   }
 }
Пример #5
0
  private static void wait(WaitForEnum waitFor) throws BlockStoreException {
    final CountDownLatch latch = new CountDownLatch(1);
    setup();
    switch (waitFor) {
      case EVER:
        break;

      case WALLET_TX:
        wallet.addEventListener(
            new AbstractWalletEventListener() {
              private void handleTx(Transaction tx) {
                System.out.println(tx.getHashAsString());
                latch.countDown(); // Wake up main thread.
              }

              @Override
              public void onCoinsReceived(
                  Wallet wallet, Transaction tx, BigInteger prevBalance, BigInteger newBalance) {
                // Runs in a peer thread.
                super.onCoinsReceived(wallet, tx, prevBalance, newBalance);
                handleTx(tx);
              }

              @Override
              public void onCoinsSent(
                  Wallet wallet, Transaction tx, BigInteger prevBalance, BigInteger newBalance) {
                // Runs in a peer thread.
                super.onCoinsSent(wallet, tx, prevBalance, newBalance);
                handleTx(tx);
              }
            });
        break;

      case BLOCK:
        peers.addEventListener(
            new AbstractPeerEventListener() {
              @Override
              public void onBlocksDownloaded(Peer peer, Block block, int blocksLeft) {
                super.onBlocksDownloaded(peer, block, blocksLeft);
                // Check if we already ran. This can happen if a block being received triggers
                // download of more
                // blocks, or if we receive another block whilst the peer group is shutting down.
                if (latch.getCount() == 0) return;
                System.out.println(block.getHashAsString());
                latch.countDown();
              }
            });
        break;

      case BALANCE:
        // Check if the balance already meets the given condition.
        if (condition.matchBitcoins(wallet.getBalance(Wallet.BalanceType.ESTIMATED))) {
          latch.countDown();
          break;
        }
        wallet.addEventListener(
            new AbstractWalletEventListener() {
              @Override
              public synchronized void onChange() {
                super.onChange();
                saveWallet(walletFile);
                BigInteger balance = wallet.getBalance(Wallet.BalanceType.ESTIMATED);
                if (condition.matchBitcoins(balance)) {
                  System.out.println(Utils.bitcoinValueToFriendlyString(balance));
                  latch.countDown();
                }
              }
            });
        break;
    }
    peers.start();
    try {
      latch.await();
    } catch (InterruptedException e) {
      // Ignore.
    }
  }
Пример #6
0
  private static void send(
      List<String> outputs, BigInteger fee, String lockTimeStr, boolean allowUnconfirmed)
      throws VerificationException {
    try {
      // Convert the input strings to outputs.
      Transaction t = new Transaction(params);
      for (String spec : outputs) {
        String[] parts = spec.split(":");
        if (parts.length != 2) {
          System.err.println("Malformed output specification, must have two parts separated by :");
          return;
        }
        String destination = parts[0];
        try {
          BigInteger value = Utils.toNanoCoins(parts[1]);
          if (destination.startsWith("0")) {
            boolean compressed = destination.startsWith("02") || destination.startsWith("03");
            // Treat as a raw public key.
            BigInteger pubKey = new BigInteger(destination, 16);
            ECKey key = new ECKey(null, pubKey.toByteArray(), compressed);
            t.addOutput(value, key);
          } else {
            // Treat as an address.
            Address addr = new Address(params, destination);
            t.addOutput(value, addr);
          }
        } catch (WrongNetworkException e) {
          System.err.println(
              "Malformed output specification, address is for a different network: " + parts[0]);
          return;
        } catch (AddressFormatException e) {
          System.err.println(
              "Malformed output specification, could not parse as address: " + parts[0]);
          return;
        } catch (NumberFormatException e) {
          System.err.println(
              "Malformed output specification, could not parse as value: " + parts[1]);
        }
      }
      Wallet.SendRequest req = Wallet.SendRequest.forTx(t);
      if (t.getOutputs().size() == 1 && t.getOutput(0).getValue().equals(wallet.getBalance())) {
        log.info("Emptying out wallet, recipient may get less than what you expect");
        req.emptyWallet = true;
      }
      req.fee = fee;
      if (allowUnconfirmed) {
        wallet.allowSpendingUnconfirmedTransactions();
      }
      if (password != null) {
        if (!wallet.checkPassword(password)) {
          System.err.println("Password is incorrect.");
          return;
        }
        req.aesKey = wallet.getKeyCrypter().deriveKey(password);
      }
      wallet.completeTx(req);

      try {
        if (lockTimeStr != null) {
          t.setLockTime(Transaction.parseLockTimeStr(lockTimeStr));
          // For lock times to take effect, at least one output must have a non-final sequence
          // number.
          t.getInputs().get(0).setSequenceNumber(0);
          // And because we modified the transaction after it was completed, we must re-sign the
          // inputs.
          t.signInputs(Transaction.SigHash.ALL, wallet);
        }
      } catch (ParseException e) {
        System.err.println("Could not understand --locktime of " + lockTimeStr);
        return;
      } catch (ScriptException e) {
        throw new RuntimeException(e);
      }
      t = req.tx; // Not strictly required today.
      System.out.println(t.getHashAsString());
      if (options.has("offline")) {
        wallet.commitTx(t);
        return;
      }

      setup();
      peers.startAndWait();
      // Wait for peers to connect, the tx to be sent to one of them and for it to be propagated
      // across the
      // network. Once propagation is complete and we heard the transaction back from all our peers,
      // it will
      // be committed to the wallet.
      peers.broadcastTransaction(t).get();
      // Hack for regtest/single peer mode, as we're about to shut down and won't get an ACK from
      // the remote end.
      List<Peer> peerList = peers.getConnectedPeers();
      if (peerList.size() == 1) peerList.get(0).ping().get();
    } catch (BlockStoreException e) {
      throw new RuntimeException(e);
    } catch (KeyCrypterException e) {
      throw new RuntimeException(e);
    } catch (InterruptedException e) {
      throw new RuntimeException(e);
    } catch (ExecutionException e) {
      throw new RuntimeException(e);
    } catch (InsufficientMoneyException e) {
      System.err.println(
          "Insufficient funds: have " + Utils.bitcoinValueToFriendlyString(wallet.getBalance()));
    }
  }