req_handler.py 文件源码

def commit(self, txnCount, stateRoot, txnRoot) -> List:
        """
        :param txnCount: The number of requests to commit (The actual requests
        are picked up from the uncommitted list from the ledger)
        :param stateRoot: The state trie root after the txns are committed
        :param txnRoot: The txn merkle root after the txns are committed

        :return: list of committed transactions
        """

        (seqNoStart, seqNoEnd), committedTxns = \
            self.ledger.commitTxns(txnCount)
        stateRoot = base58.b58decode(stateRoot.encode())
        # Probably the following assertion fail should trigger catchup
        assert self.ledger.root_hash == txnRoot, '{} {}'.format(
            self.ledger.root_hash, txnRoot)
        self.state.commit(rootHash=stateRoot)
        return txnsWithSeqNo(seqNoStart, seqNoEnd, committedTxns)