本文整理了Java中org.bitcoinj.core.Transaction.getOptimalEncodingMessageSize()方法的一些代码示例，展示了Transaction.getOptimalEncodingMessageSize()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Transaction.getOptimalEncodingMessageSize()方法的具体详情如下：
包路径：org.bitcoinj.core.Transaction
类名称：Transaction
方法名：getOptimalEncodingMessageSize

Transaction.getOptimalEncodingMessageSize介绍

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代码示例

代码示例来源：origin: dogecoin/libdohj

@Override
protected void parse() throws ProtocolException {
  cursor = offset;
  transaction = new Transaction(params, payload, cursor, this, serializer, Message.UNKNOWN_LENGTH);
  cursor += transaction.getOptimalEncodingMessageSize();
  optimalEncodingMessageSize = transaction.getOptimalEncodingMessageSize();        
  hashBlock = readHash();
  optimalEncodingMessageSize += 32; // Add the hash size to the optimal encoding
  coinbaseBranch = new MerkleBranch(params, this, payload, cursor, serializer);
  cursor += coinbaseBranch.getOptimalEncodingMessageSize();
  optimalEncodingMessageSize += coinbaseBranch.getOptimalEncodingMessageSize();
  chainMerkleBranch = new MerkleBranch(params, this, payload, cursor, serializer);
  cursor += chainMerkleBranch.getOptimalEncodingMessageSize();
  optimalEncodingMessageSize += chainMerkleBranch.getOptimalEncodingMessageSize();
  // Make a copy of JUST the contained block header, so the block parser doesn't try reading
  // transactions past the end
  byte[] blockBytes = Arrays.copyOfRange(payload, cursor, cursor + Block.HEADER_SIZE);
  cursor += Block.HEADER_SIZE;
  parentBlockHeader = new AltcoinBlock(params, blockBytes, 0, this, serializer, Block.HEADER_SIZE);
  length = cursor - offset;
}

代码示例来源：origin: cash.bitcoinj/bitcoinj-core

/**
 * Parse transactions from the block.
 * 
 * @param transactionsOffset Offset of the transactions within the block.
 * Useful for non-Bitcoin chains where the block header may not be a fixed
 * size.
 */
protected void parseTransactions(final int transactionsOffset) throws ProtocolException {
  cursor = transactionsOffset;
  optimalEncodingMessageSize = HEADER_SIZE;
  if (payload.length == cursor) {
    // This message is just a header, it has no transactions.
    transactionBytesValid = false;
    return;
  }
  int numTransactions = (int) readVarInt();
  optimalEncodingMessageSize += VarInt.sizeOf(numTransactions);
  transactions = new ArrayList<Transaction>(numTransactions);
  for (int i = 0; i < numTransactions; i++) {
    Transaction tx = new Transaction(params, payload, cursor, this, serializer, UNKNOWN_LENGTH);
    // Label the transaction as coming from the P2P network, so code that cares where we first saw it knows.
    tx.getConfidence().setSource(TransactionConfidence.Source.NETWORK);
    transactions.add(tx);
    cursor += tx.getMessageSize();
    optimalEncodingMessageSize += tx.getOptimalEncodingMessageSize();
  }
  transactionBytesValid = serializer.isParseRetainMode();
}

代码示例来源：origin: fr.acinq/bitcoinj-core

/**
 * Parse transactions from the block.
 * 
 * @param transactionsOffset Offset of the transactions within the block.
 * Useful for non-Bitcoin chains where the block header may not be a fixed
 * size.
 */
protected void parseTransactions(final int transactionsOffset) throws ProtocolException {
  cursor = transactionsOffset;
  optimalEncodingMessageSize = HEADER_SIZE;
  if (payload.length == cursor) {
    // This message is just a header, it has no transactions.
    transactionBytesValid = false;
    return;
  }
  int numTransactions = (int) readVarInt();
  optimalEncodingMessageSize += VarInt.sizeOf(numTransactions);
  transactions = new ArrayList<>(numTransactions);
  for (int i = 0; i < numTransactions; i++) {
    Transaction tx = new Transaction(params, payload, cursor, this, serializer, UNKNOWN_LENGTH);
    // Label the transaction as coming from the P2P network, so code that cares where we first saw it knows.
    tx.getConfidence().setSource(TransactionConfidence.Source.NETWORK);
    transactions.add(tx);
    cursor += tx.getMessageSize();
    optimalEncodingMessageSize += tx.getOptimalEncodingMessageSize();
  }
  transactionBytesValid = serializer.isParseRetainMode();
}

代码示例来源：origin: HashEngineering/dashj

/**
 * Parse transactions from the block.
 * 
 * @param transactionsOffset Offset of the transactions within the block.
 * Useful for non-Bitcoin chains where the block header may not be a fixed
 * size.
 */
protected void parseTransactions(final int transactionsOffset) throws ProtocolException {
  cursor = transactionsOffset;
  optimalEncodingMessageSize = HEADER_SIZE;
  if (payload.length == cursor) {
    // This message is just a header, it has no transactions.
    transactionBytesValid = false;
    return;
  }
  int numTransactions = (int) readVarInt();
  optimalEncodingMessageSize += VarInt.sizeOf(numTransactions);
  transactions = new ArrayList<Transaction>(numTransactions);
  for (int i = 0; i < numTransactions; i++) {
    Transaction tx = new Transaction(params, payload, cursor, this, serializer, UNKNOWN_LENGTH);
    // Label the transaction as coming from the P2P network, so code that cares where we first saw it knows.
    tx.getConfidence().setSource(TransactionConfidence.Source.NETWORK);
    transactions.add(tx);
    cursor += tx.getMessageSize();
    optimalEncodingMessageSize += tx.getOptimalEncodingMessageSize();
  }
  transactionBytesValid = serializer.isParseRetainMode();
}

代码示例来源：origin: greenaddress/GreenBits

/**
 * Parse transactions from the block.
 * 
 * @param transactionsOffset Offset of the transactions within the block.
 * Useful for non-Bitcoin chains where the block header may not be a fixed
 * size.
 */
protected void parseTransactions(final int transactionsOffset) throws ProtocolException {
  cursor = transactionsOffset;
  optimalEncodingMessageSize = HEADER_SIZE;
  if (payload.length == cursor) {
    // This message is just a header, it has no transactions.
    transactionBytesValid = false;
    return;
  }
  int numTransactions = (int) readVarInt();
  optimalEncodingMessageSize += VarInt.sizeOf(numTransactions);
  transactions = new ArrayList<>(numTransactions);
  for (int i = 0; i < numTransactions; i++) {
    Transaction tx = new Transaction(params, payload, cursor, this, serializer, UNKNOWN_LENGTH);
    // Label the transaction as coming from the P2P network, so code that cares where we first saw it knows.
    tx.getConfidence().setSource(TransactionConfidence.Source.NETWORK);
    transactions.add(tx);
    cursor += tx.getMessageSize();
    optimalEncodingMessageSize += tx.getOptimalEncodingMessageSize();
  }
  transactionBytesValid = serializer.isParseRetainMode();
}

代码示例来源：origin: greenaddress/GreenBits

@Test
public void testOptimalEncodingMessageSize() {
  Transaction tx = new Transaction(PARAMS);
  int length = tx.length;
  // add basic transaction input, check the length
  tx.addOutput(new TransactionOutput(PARAMS, null, Coin.COIN, ADDRESS));
  length += getCombinedLength(tx.getOutputs());
  // add basic output, check the length
  length += getCombinedLength(tx.getInputs());
  // optimal encoding size should equal the length we just calculated
  assertEquals(tx.getOptimalEncodingMessageSize(), length);
}