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transfer.go
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/*
* Copyright 2018 The CovenantSQL Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package types
import (
pi "github.com/CovenantSQL/CovenantSQL/blockproducer/interfaces"
"github.com/CovenantSQL/CovenantSQL/crypto/asymmetric"
"github.com/CovenantSQL/CovenantSQL/crypto/verifier"
"github.com/CovenantSQL/CovenantSQL/proto"
)
//go:generate hsp
// TransferHeader defines the transfer transaction header.
type TransferHeader struct {
Sender, Receiver proto.AccountAddress
Nonce pi.AccountNonce
Amount uint64
TokenType TokenType
}
// Transfer defines the transfer transaction.
type Transfer struct {
TransferHeader
pi.TransactionTypeMixin
verifier.DefaultHashSignVerifierImpl
}
// NewTransfer returns new instance.
func NewTransfer(header *TransferHeader) *Transfer {
return &Transfer{
TransferHeader: *header,
TransactionTypeMixin: *pi.NewTransactionTypeMixin(pi.TransactionTypeTransfer),
}
}
// GetAccountAddress implements interfaces/Transaction.GetAccountAddress.
func (t *Transfer) GetAccountAddress() proto.AccountAddress {
return t.Sender
}
// GetAccountNonce implements interfaces/Transaction.GetAccountNonce.
func (t *Transfer) GetAccountNonce() pi.AccountNonce {
return t.Nonce
}
// Sign implements interfaces/Transaction.Sign.
func (t *Transfer) Sign(signer *asymmetric.PrivateKey) (err error) {
return t.DefaultHashSignVerifierImpl.Sign(&t.TransferHeader, signer)
}
// Verify implements interfaces/Transaction.Verify.
func (t *Transfer) Verify() (err error) {
return t.DefaultHashSignVerifierImpl.Verify(&t.TransferHeader)
}
func init() {
pi.RegisterTransaction(pi.TransactionTypeTransfer, (*Transfer)(nil))
}