private static void logReAddedTransactions(
      final List<Transaction> reAddedTxs, final String source) {
    LOG.atTrace()
        .setMessage("Re-adding {} {} transactions from a block event: {}")
        .addArgument(reAddedTxs::size)
        .addArgument(source)
        .addArgument(
            () ->
                reAddedTxs.stream().map(Transaction::toTraceLog).collect(Collectors.joining("; ")))
        .log();
  }
Maintains the set of pending transactions received from JSON-RPC or other nodes. Transactions are
removed automatically when they are included in a block on the canonical chain and re-added if a
re-org removes them from the canonical chain again.

<p>This class is safe for use across multiple threads.
ethereum/eth/src/main/java/org/hyperledger/besu/ethereum/eth/transactions/TransactionPool.java