Golang ITransaction.GetECOutputs方法代碼示例

// Only add valid transactions to the current
func (fs *FactoidState) AddTransaction(index int, trans interfaces.ITransaction) error {
	if err := fs.Validate(index, trans); err != nil {
		return err
	}
	if err := fs.ValidateTransactionAge(trans); err != nil {
		return err
	}
	if err := fs.UpdateTransaction(true, trans); err != nil {
		return err
	}
	if err := fs.CurrentBlock.AddTransaction(trans); err != nil {
		if err != nil {
			return err
		}
		// We assume validity has been done elsewhere.  We are maintaining the "seen" state of
		// all transactions here.
		fs.State.Replay.IsTSValid(constants.INTERNAL_REPLAY|constants.NETWORK_REPLAY, trans.GetSigHash(), trans.GetTimestamp())
		fs.State.Replay.IsTSValid(constants.NETWORK_REPLAY|constants.NETWORK_REPLAY, trans.GetSigHash(), trans.GetTimestamp())

		for index, eo := range trans.GetECOutputs() {
			pl := fs.State.ProcessLists.Get(fs.DBHeight)
			incBal := entryCreditBlock.NewIncreaseBalance()
			v := eo.GetAddress().Fixed()
			incBal.ECPubKey = (*primitives.ByteSlice32)(&v)
			incBal.NumEC = eo.GetAmount() / fs.GetCurrentBlock().GetExchRate()
			incBal.TXID = trans.GetSigHash()
			incBal.Index = uint64(index)
			entries := pl.EntryCreditBlock.GetEntries()
			i := 0
			// Find the end of the last IncreaseBalance in this minute
			for i < len(entries) {
				if _, ok := entries[i].(*entryCreditBlock.IncreaseBalance); ok {
					break
				}
				i++
			}
			entries = append(entries, nil)
			copy(entries[i+1:], entries[i:])
			entries[i] = incBal
			pl.EntryCreditBlock.GetBody().SetEntries(entries)
		}

	}

	return nil
}

// Assumes validation has already been done.
func (fs *FactoidState) UpdateTransaction(rt bool, trans interfaces.ITransaction) error {
	for _, input := range trans.GetInputs() {
		adr := input.GetAddress().Fixed()
		oldv := fs.State.GetF(rt, adr)
		fs.State.PutF(rt, adr, oldv-int64(input.GetAmount()))
	}
	for _, output := range trans.GetOutputs() {
		adr := output.GetAddress().Fixed()
		oldv := fs.State.GetF(rt, adr)
		fs.State.PutF(rt, adr, oldv+int64(output.GetAmount()))
	}
	for _, ecOut := range trans.GetECOutputs() {
		ecbal := int64(ecOut.GetAmount()) / int64(fs.State.FactoshisPerEC)
		fs.State.PutE(rt, ecOut.GetAddress().Fixed(), fs.State.GetE(rt, ecOut.GetAddress().Fixed())+ecbal)
	}
	fs.State.NumTransactions++
	return nil
}

// Add the first transaction of a block.  This transaction makes the
// payout to the servers, so it has no inputs.   This transaction must
// be deterministic so that all servers will know and expect its output.
func (b *FBlock) AddCoinbase(trans interfaces.ITransaction) error {
	b.BodyMR = nil
	if len(b.Transactions) != 0 {
		return fmt.Errorf("The coinbase transaction must be the first transaction")
	}
	if len(trans.GetInputs()) != 0 {
		return fmt.Errorf("The coinbase transaction cannot have any inputs")
	}
	if len(trans.GetECOutputs()) != 0 {
		return fmt.Errorf("The coinbase transaction cannot buy Entry Credits")
	}
	if len(trans.GetRCDs()) != 0 {
		return fmt.Errorf("The coinbase transaction cannot have anyRCD blocks")
	}
	if len(trans.GetSignatureBlocks()) != 0 {
		return fmt.Errorf("The coinbase transaction is not signed")
	}

	// TODO Add check here for the proper payouts.

	b.Transactions = append(b.Transactions, trans)
	return nil
}