Examples with TransactionOutput neo.model.core.TransactionOutput used on opensource projects

Example 21 with TransactionOutput

use of neo.model.core.TransactionOutput in project neo-java by coranos.

the class BlockDbMapDbImpl method updateAssetAndValueByAccountMap.

/**
 * updates the asset and value by account map.
 *
 * @param block
 *            the block to update.
 * @param reverse
 *            if true, reverse the update.
 */
private void updateAssetAndValueByAccountMap(final Block block, final boolean reverse) {
    final BTreeMap<byte[], byte[]> assetAndValueByAccountMap = getAssetAndValueByAccountMap();
    final BTreeMap<byte[], byte[]> transactionByAccountAndIndexMap = getTransactionByAccountAndIndexMap();
    final BTreeMap<byte[], Long> transactionByAccountMaxIndexMap = getTransactionByAccountMaxIndexMap();
    final BTreeMap<byte[], Boolean> transactionOutputSpentStateMap = getTransactionOutputSpentStateMap();
    LOG.debug("updateAssetAndValueByAccountMap STARTED block;{};reverse;{};numberOfAccounts:{}", block.getIndexAsLong(), reverse, assetAndValueByAccountMap.size());
    for (final Transaction t : block.getTransactionList()) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("updateAssetAndValueByAccountMap INTERIM tx:{}", t.getHash());
        }
        for (final CoinReference cr : t.inputs) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("updateAssetAndValueByAccountMap INTERIM cr:{}", cr.toJSONObject());
            }
            final byte[] crBa = cr.toByteArray();
            if (!transactionOutputSpentStateMap.containsKey(crBa)) {
                throw new RuntimeException("referenced transaction output was never a transaction input:" + cr);
            }
            final boolean oldSpendState;
            final boolean newSpendState;
            if (reverse) {
                oldSpendState = true;
                newSpendState = false;
            } else {
                oldSpendState = false;
                newSpendState = true;
            }
            if (transactionOutputSpentStateMap.get(crBa) == oldSpendState) {
                transactionOutputSpentStateMap.put(crBa, newSpendState);
                final UInt256 prevHashReversed = cr.prevHash.reverse();
                final Transaction tiTx = getTransactionWithHash(prevHashReversed);
                if (tiTx == null) {
                    throw new RuntimeException("no transaction with prevHash:" + prevHashReversed + " in block[1] " + block.hash + " index[1] " + block.getIndexAsLong());
                }
                final int prevIndex = cr.prevIndex.asInt();
                if (prevIndex >= tiTx.outputs.size()) {
                    throw new RuntimeException("prevIndex:" + prevIndex + " exceeds output size:" + tiTx.outputs.size() + "; in block[2] " + block.hash + " index[2] " + block.getIndexAsLong());
                }
                final TransactionOutput ti = tiTx.outputs.get(prevIndex);
                final UInt160 input = ti.scriptHash;
                final byte[] inputBa = input.toByteArray();
                final Map<UInt256, Fixed8> accountAssetValueMap = ensureAccountExists(assetAndValueByAccountMap, inputBa);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("TI beforeMap {}", accountAssetValueMap);
                }
                if (!accountAssetValueMap.containsKey(ti.assetId)) {
                    accountAssetValueMap.put(ti.assetId, ModelUtil.FIXED8_ZERO);
                }
                final Fixed8 oldValue = accountAssetValueMap.get(ti.assetId);
                final Fixed8 newValue;
                if (reverse) {
                    newValue = ModelUtil.add(ti.value, oldValue);
                } else {
                    newValue = ModelUtil.subtract(ti.value, oldValue);
                }
                if (LOG.isDebugEnabled()) {
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM input;{};", ModelUtil.scriptHashToAddress(input));
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM ti.assetId:{} oldValue:{};", ti.assetId, oldValue);
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM ti.assetId:{} to.value:{};", ti.assetId, ti.value);
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM ti.assetId:{} newValue:{};", ti.assetId, newValue);
                }
                if (newValue.equals(ModelUtil.FIXED8_ZERO)) {
                    accountAssetValueMap.remove(ti.assetId);
                } else {
                    accountAssetValueMap.put(ti.assetId, newValue);
                }
                if (accountAssetValueMap.isEmpty()) {
                    assetAndValueByAccountMap.remove(inputBa);
                } else {
                    putAssetValueMap(assetAndValueByAccountMap, inputBa, accountAssetValueMap);
                }
                if (LOG.isDebugEnabled()) {
                    LOG.debug("TI afterMap {}", ensureAccountExists(assetAndValueByAccountMap, inputBa));
                }
            } else {
                if (reverse) {
                    throw new RuntimeException("referenced transaction output is not already spent:" + cr);
                } else {
                    throw new RuntimeException("referenced transaction output is already spent:" + cr);
                }
            }
        }
        try {
            for (int outputIx = 0; outputIx < t.outputs.size(); outputIx++) {
                final TransactionOutput to = t.outputs.get(outputIx);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM to:{}", to.toJSONObject());
                }
                final UInt160 output = to.scriptHash;
                final byte[] outputBa = output.toByteArray();
                final Map<UInt256, Fixed8> accountAssetValueMap = ensureAccountExists(assetAndValueByAccountMap, outputBa);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("TO beforeMap {}", accountAssetValueMap);
                }
                if (!accountAssetValueMap.containsKey(to.assetId)) {
                    accountAssetValueMap.put(to.assetId, ModelUtil.FIXED8_ZERO);
                }
                final Fixed8 oldValue = accountAssetValueMap.get(to.assetId);
                if (LOG.isDebugEnabled()) {
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM output;{};", ModelUtil.scriptHashToAddress(output));
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM to.assetId:{} oldValue:{};", to.assetId, oldValue);
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM to.assetId:{} to.value:{};", to.assetId, to.value);
                }
                final Fixed8 newValue;
                if (reverse) {
                    newValue = ModelUtil.subtract(to.value, oldValue);
                } else {
                    newValue = ModelUtil.add(oldValue, to.value);
                }
                accountAssetValueMap.put(to.assetId, newValue);
                if (accountAssetValueMap.isEmpty()) {
                    assetAndValueByAccountMap.remove(outputBa);
                } else {
                    putAssetValueMap(assetAndValueByAccountMap, outputBa, accountAssetValueMap);
                }
                if (LOG.isDebugEnabled()) {
                    LOG.debug("updateAssetAndValueByAccountMap INTERIM to.assetId:{} newValue:{};", to.assetId, newValue);
                    LOG.debug("TO afterMap {}", ensureAccountExists(assetAndValueByAccountMap, outputBa));
                }
                final CoinReference cr = new CoinReference(t.getHash().reverse(), new UInt16(outputIx));
                if (reverse) {
                    transactionOutputSpentStateMap.remove(cr.toByteArray());
                } else {
                    transactionOutputSpentStateMap.put(cr.toByteArray(), false);
                }
            }
            final byte[] tBa = t.toByteArray();
            final long index;
            if (transactionByAccountMaxIndexMap.containsKey(tBa)) {
                index = transactionByAccountMaxIndexMap.get(tBa);
            } else {
                index = 0;
            }
            transactionByAccountMaxIndexMap.put(tBa, index + 1);
            final byte[] accountKeyBa = getAccountKey(tBa, index);
            transactionByAccountAndIndexMap.put(accountKeyBa, tBa);
        } catch (final RuntimeException e) {
            final String msg = "error processing transaction type " + t.type + " hash " + t.getHash();
            throw new RuntimeException(msg, e);
        }
    }
    LOG.debug("updateAssetAndValueByAccountMap SUCCESS block;{};numberOfAccounts:{}", block.getIndexAsLong(), assetAndValueByAccountMap.size());
}

Example 22 with TransactionOutput

use of neo.model.core.TransactionOutput in project neo-java by coranos.

the class BlockDbMapDbImpl method getUnspentTransactionOutputListMap.

@Override
public Map<UInt256, Map<TransactionOutput, CoinReference>> getUnspentTransactionOutputListMap(final UInt160 account) {
    final List<Transaction> transactionList = getTransactionWithAccountList(account);
    final BTreeMap<byte[], Boolean> transactionOutputSpentStateMap = getTransactionOutputSpentStateMap();
    final Map<UInt256, Map<TransactionOutput, CoinReference>> assetIdTxoMap = new TreeMap<>();
    final BTreeMap<byte[], byte[]> txKeyByHashMap = getTransactionKeyByTransactionHashMap();
    for (final Transaction transaction : transactionList) {
        final byte[] hashBa = transaction.getHash().toByteArray();
        final byte[] txKeyBa = txKeyByHashMap.get(hashBa);
        for (final TransactionOutput to : transaction.outputs) {
            if (to.scriptHash.equals(account)) {
                final byte[] toBa = to.toByteArray();
                if (transactionOutputSpentStateMap.containsKey(toBa)) {
                    if (transactionOutputSpentStateMap.get(toBa) == true) {
                        if (!assetIdTxoMap.containsKey(to.assetId)) {
                            assetIdTxoMap.put(to.assetId, new TreeMap<>());
                        }
                        final int txIx = getTransactionIndexInBlockFromTransactionKey(txKeyBa);
                        final CoinReference cr = new CoinReference(transaction.getHash(), new UInt16(txIx));
                        assetIdTxoMap.get(to.assetId).put(to, cr);
                    }
                }
            }
        }
    }
    return assetIdTxoMap;
}

Example 23 with TransactionOutput

use of neo.model.core.TransactionOutput in project neo-java by coranos.

the class RpcServerUtil method getAddressAssetMap.

/**
 * returns the address asset map.
 *
 * @param blockDb
 *            the block database to use.
 * @param transaction
 *            the transaction to use.
 * @return the address asset map.
 */
public static Map<UInt160, Map<UInt256, Long>> getAddressAssetMap(final BlockDb blockDb, final Transaction transaction) {
    final Map<UInt160, Map<UInt256, Long>> friendAssetMap = new TreeMap<>();
    for (final CoinReference cr : transaction.inputs) {
        final UInt256 prevHashReversed = cr.prevHash.reverse();
        final Transaction tiTx = blockDb.getTransactionWithHash(prevHashReversed);
        if (tiTx == null) {
            throw new RuntimeException("no transaction with prevHash:" + prevHashReversed);
        }
        final TransactionOutput ti = tiTx.outputs.get(cr.prevIndex.asInt());
        final UInt160 input = ti.scriptHash;
        if ((ti.assetId.equals(ModelUtil.NEO_HASH)) || (ti.assetId.equals(ModelUtil.GAS_HASH))) {
            MapUtil.increment(friendAssetMap, input, ti.assetId, ti.value.value, TreeMap.class);
        }
    }
    for (final TransactionOutput to : transaction.outputs) {
        final UInt160 output = to.scriptHash;
        if ((to.assetId.equals(ModelUtil.NEO_HASH)) || (to.assetId.equals(ModelUtil.GAS_HASH))) {
            MapUtil.increment(friendAssetMap, output, to.assetId, -to.value.value, TreeMap.class);
        }
    }
    return friendAssetMap;
}

Example 24 with TransactionOutput

use of neo.model.core.TransactionOutput in project neo-java by coranos.

the class RpcServerUtil method toUnspentJSONArray.

/**
 * converts a map of TransactionOutputs and CoinReferences to a json array of
 * unspent transaction outputs.
 *
 * @param map
 *            the map to use.
 * @param withDecimals
 *            if true, the value should have decimals.
 * @return the json array of unspent transaction outputs.
 */
private static JSONArray toUnspentJSONArray(final Map<TransactionOutput, CoinReference> map, final boolean withDecimals) {
    if (map == null) {
        return null;
    }
    final JSONArray array = new JSONArray();
    for (final TransactionOutput output : map.keySet()) {
        final CoinReference cr = map.get(output);
        final JSONObject elt = toUnspentJSONObject(withDecimals, output, cr);
        array.put(elt);
    }
    return array;
}

Example 25 with TransactionOutput

use of neo.model.core.TransactionOutput in project neo-java by coranos.

the class TestCoreToJson method test010TransactionOutput.

/**
 * test TransactionOutput.
 */
@Test
public void test010TransactionOutput() {
    final TransactionOutput transactionOutput = MockUtil.getTransactionOutput000();
    final String expectedStrRaw = TestUtil.getJsonTestResourceAsString(TEST_PACKAGE, getClass().getSimpleName(), "test010TransactionOutput");
    final String expectedStr = new JSONObject(expectedStrRaw).toString();
    final String actualStr = transactionOutput.toString();
    Assert.assertEquals(TestUtil.RESPONSES_MUST_MATCH, expectedStr, actualStr);
}