@Override public void verifyBlockAddition( Block added, @Nullable List<Sha256Hash> filteredTxHashList, @Nullable Map<Sha256Hash, Transaction> filteredTxn) { if (network.permitsMasternodesLogic() && network.getSporkManager().isSporkActive(SporkManager.SPORK_3_INSTANTX_BLOCK_FILTERING)) { if (filteredTxHashList != null && filteredTxn != null) { List<Transaction> toCheck = Lists.newArrayListWithExpectedSize(filteredTxn.size()); for (final Sha256Hash txHash : filteredTxHashList) { final Transaction tx = filteredTxn.get(txHash); if (tx != null) toCheck.add(tx); } if (toCheck.size() > 0) { checkTxs(toCheck, added.getHashAsString()); } } else { final List<Transaction> transactions = added.getTransactions(); if (transactions != null) { checkTxs(transactions, added.getHashAsString()); } } } }