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

Example 11 with Transaction

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

the class TestDBH2 method test006putAndGetTransactionWithHash.

/**
 * test put, and getTransactionWithHash.
 */
@Test
public void test006putAndGetTransactionWithHash() {
    try (TestLocalControllerNode controller = getTestLocalControllerNode()) {
        final Block block = MockUtil.getMockBlock001();
        controller.getBlockDb().put(true, block);
        final Transaction expectedTransaction = block.getTransactionList().get(0);
        final Transaction actualTransaction = controller.getBlockDb().getTransactionWithHash(expectedTransaction.getHash());
        Assert.assertEquals("transactions should match.", expectedTransaction.toJSONObject().toString(2), actualTransaction.toJSONObject().toString(2));
    }
}

Example 12 with Transaction

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

the class TestDBMapDb method test006putAndGetTransactionWithHash.

/**
 * test put, and getTransactionWithHash.
 */
@Test
public void test006putAndGetTransactionWithHash() {
    try (TestLocalControllerNode controller = getTestLocalControllerNode()) {
        final Block block = MockUtil.getMockBlock003();
        controller.getBlockDb().put(true, GenesisBlockUtil.GENESIS_BLOCK);
        controller.getBlockDb().put(true, block);
        final Transaction expectedTransaction = block.getTransactionList().get(0);
        final Transaction actualTransaction = controller.getBlockDb().getTransactionWithHash(expectedTransaction.getHash());
        Assert.assertEquals("transactions should match.", expectedTransaction.toJSONObject().toString(2), actualTransaction.toJSONObject().toString(2));
    }
}

Example 13 with Transaction

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

the class BlockImportExportUtil method importBlocks.

/**
 * imports the blocks from the file.
 *
 * @param controller
 *            the controller.
 */
public static void importBlocks(final LocalControllerNode controller) {
    final LocalNodeData localNodeData = controller.getLocalNodeData();
    final BlockDb blockDb = localNodeData.getBlockDb();
    try (OutputStream statsFileOut = new FileOutputStream(localNodeData.getChainExportStatsFileName());
        PrintWriter statsWriter = new PrintWriter(statsFileOut, true)) {
        statsWriter.println(OPEN_BRACKET);
        long maxIndex = 0;
        try (InputStream fileIn = new FileInputStream(localNodeData.getChainExportDataFileName());
            BufferedInputStream buffIn = new BufferedInputStream(fileIn, 1024 * 1024 * 32);
            DataInputStream in = new DataInputStream(buffIn)) {
            final byte[] maxIndexBa = new byte[UInt32.SIZE];
            in.read(maxIndexBa);
            if (LOG.isTraceEnabled()) {
                LOG.info("import maxIndexBa asread {}", Hex.encode(maxIndexBa));
            }
            ArrayUtils.reverse(maxIndexBa);
            maxIndex = new UInt32(maxIndexBa).asLong();
            LOG.info("started import {}", INTEGER_FORMAT.format(maxIndex));
            long startMs = -1;
            long interimBlocks = 0;
            long interimBytes = 0;
            final long[] interimTx = new long[TransactionType.values().length];
            final long[] interimTxNetworkFees = new long[TransactionType.values().length];
            long totalTx = 0;
            final Map<String, Long> numBlocksByTxCountMap = new TreeMap<>();
            @SuppressWarnings("unchecked") final Set<UInt160>[] activeAccountSet = new Set[TransactionType.values().length];
            for (int txOrdinal = 0; txOrdinal < activeAccountSet.length; txOrdinal++) {
                activeAccountSet[txOrdinal] = new TreeSet<>();
            }
            long procStartMs = System.currentTimeMillis();
            for (long blockIx = 0; blockIx < maxIndex; blockIx++) {
                final int length = Integer.reverseBytes(in.readInt());
                LOG.debug("STARTED import {} of {} length {}", INTEGER_FORMAT.format(blockIx), INTEGER_FORMAT.format(maxIndex), INTEGER_FORMAT.format(length));
                final byte[] ba = new byte[length];
                in.read(ba);
                final Block block = new Block(ByteBuffer.wrap(ba));
                final boolean forceSynch = (blockIx % BlockDb.BLOCK_FORCE_SYNCH_INTERVAL) == 0;
                blockDb.put(forceSynch, block);
                interimBlocks++;
                interimBytes += ba.length;
                for (final Transaction tx : block.getTransactionList()) {
                    interimTx[tx.type.ordinal()]++;
                    final Fixed8 systemFee = localNodeData.getTransactionSystemFeeMap().get(tx.type);
                    interimTxNetworkFees[tx.type.ordinal()] += getNetworkFee(blockDb, tx, systemFee).value;
                    totalTx++;
                    for (final TransactionOutput txOut : tx.outputs) {
                        activeAccountSet[tx.type.ordinal()].add(txOut.scriptHash);
                    }
                }
                LOG.debug("SUCCESS import {} of {} hash {}", INTEGER_FORMAT.format(blockIx), INTEGER_FORMAT.format(maxIndex), block.hash);
                MapUtil.increment(numBlocksByTxCountMap, String.valueOf(block.getTransactionList().size()));
                final Timestamp blockTs = block.getTimestamp();
                if (startMs < 0) {
                    startMs = blockTs.getTime();
                }
                final long ms = blockTs.getTime() - startMs;
                if (ms > (86400 * 1000)) {
                    blockDb.put(true);
                    final Block maxBlockHeader = blockDb.getHeaderOfBlockWithMaxIndex();
                    final JSONObject stats = getStats(blockDb, interimBlocks, interimBytes, interimTx, activeAccountSet, procStartMs, blockTs, interimTxNetworkFees, numBlocksByTxCountMap);
                    if (blockIx > 0) {
                        statsWriter.println(COMMA);
                    }
                    statsWriter.println(stats);
                    final long maxBlockHeaderIndex = maxBlockHeader.getIndexAsLong();
                    LOG.info("INTERIM import {} of {}, bx {}, tx {} json {}", INTEGER_FORMAT.format(blockIx), INTEGER_FORMAT.format(maxIndex), INTEGER_FORMAT.format(maxBlockHeaderIndex), INTEGER_FORMAT.format(totalTx), stats);
                    startMs = blockTs.getTime();
                    for (int ix = 0; ix < interimTx.length; ix++) {
                        interimTx[ix] = 0;
                        interimTxNetworkFees[ix] = 0;
                    }
                    interimBlocks = 0;
                    interimBytes = 0;
                    for (int txOrdinal = 0; txOrdinal < activeAccountSet.length; txOrdinal++) {
                        activeAccountSet[txOrdinal].clear();
                    }
                    numBlocksByTxCountMap.clear();
                    procStartMs = System.currentTimeMillis();
                }
            }
            blockDb.put(true);
            LOG.info("SUCCESS import {}, synched", INTEGER_FORMAT.format(maxIndex));
        } catch (final IOException e) {
            if (e instanceof EOFException) {
                blockDb.put(true);
                final Block maxBlockHeader = blockDb.getHeaderOfBlockWithMaxIndex();
                LOG.error("FAILURE import {} of {}, synched, EOFException", INTEGER_FORMAT.format(maxBlockHeader.getIndexAsLong()), maxIndex);
                LOG.error("EOFException", e);
                return;
            } else {
                throw new RuntimeException(e);
            }
        } finally {
            statsWriter.println(CLOSE_BRACKET);
        }
    } catch (final IOException e) {
        throw new RuntimeException(e);
    }
}

Example 14 with Transaction

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

the class RpcServerUtil method onGetRawTransaction.

/**
 * responds to a "getrawtransaction" command.
 *
 * @param controller
 *            the controller to use.
 * @param id
 *            the request id to use.
 * @param params
 *            the parameters to use.
 * @return the response.
 */
private static JSONObject onGetRawTransaction(final LocalControllerNode controller, final int id, final JSONArray params) {
    if (params.length() == 0) {
        final JSONObject response = new JSONObject();
        response.put(ERROR, "no parameters, expected a txid");
        response.put(EXPECTED, EXPECTED_GENERIC_HEX);
        response.put(ACTUAL, NULL);
        return response;
    } else {
        final boolean verbose;
        if (params.length() >= 2) {
            if (params.get(1) instanceof Number) {
                final long index = params.getLong(1);
                verbose = index == 1;
            } else {
                verbose = false;
            }
        } else {
            verbose = false;
        }
        final String txIdStr = params.getString(0);
        final byte[] ba = ModelUtil.decodeHex(txIdStr);
        final UInt256 txId = new UInt256(ByteBuffer.wrap(ba));
        final Transaction transaction;
        try {
            transaction = controller.getLocalNodeData().getBlockDb().getTransactionWithHash(txId);
        } catch (final RuntimeException e) {
            final JSONObject response = new JSONObject();
            response.put(ERROR, e.getMessage());
            response.put(EXPECTED, EXPECTED_GENERIC_HEX);
            response.put(ACTUAL, params.get(0));
            return response;
        }
        final JSONObject response = new JSONObject();
        response.put(ID, id);
        response.put(JSONRPC, VERSION_2_0);
        if (verbose) {
            response.put(RESULT, transaction.toJSONObject());
        } else {
            response.put(RESULT, Hex.encodeHexString(transaction.toByteArray()));
        }
        return response;
    }
}

Example 15 with Transaction

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

the class RpcServerUtil method onSendRawTransaction.

/**
 * sends a raw transaction to the blockchain.
 *
 * @param controller
 *            the controller to use.
 * @param id
 *            the id to use.
 * @param params
 *            the parameters to use.
 * @return true if successful
 */
private static JSONObject onSendRawTransaction(final LocalControllerNode controller, final int id, final JSONArray params) {
    if (params.length() == 0) {
        final JSONObject response = new JSONObject();
        response.put(ERROR, "no parameters, expected a hex encoded transaction");
        final JSONArray expectedParams = new JSONArray();
        expectedParams.put(EXPECTED_GENERIC_HEX);
        expectedParams.put(0);
        response.put(EXPECTED, expectedParams);
        response.put(ACTUAL, new JSONArray());
        return response;
    }
    try {
        final String hex = params.getString(0);
        final byte[] ba = ModelUtil.decodeHex(hex);
        final Transaction tx = new Transaction(ByteBuffer.wrap(ba));
        controller.getLocalNodeData().getUnverifiedTransactionSet().add(tx);
    } catch (final RuntimeException e) {
        final JSONObject response = new JSONObject();
        response.put(ERROR, e.getMessage());
        response.put(EXPECTED, true);
        response.put(ACTUAL, params.get(0));
        return response;
    }
    final JSONObject response = new JSONObject();
    response.put(RESULT, true);
    response.put(ID, id);
    response.put(JSONRPC, VERSION_2_0);
    return response;
}