81 lines
1.7 KiB
Go
81 lines
1.7 KiB
Go
package transaction
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import (
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"encoding/hex"
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"encoding/json"
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"github.com/nspcc-dev/neo-go/pkg/io"
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)
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// DescStateType represents the type of StateDescriptor.
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type DescStateType uint8
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// Valid DescStateType constants.
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const (
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Account DescStateType = 0x40
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Validator DescStateType = 0x48
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)
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// StateDescriptor ..
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type StateDescriptor struct {
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Type DescStateType
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Key []byte
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Value []byte
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Field string
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}
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// DecodeBinary implements Serializable interface.
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func (s *StateDescriptor) DecodeBinary(r *io.BinReader) {
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s.Type = DescStateType(r.ReadB())
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s.Key = r.ReadVarBytes()
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s.Field = r.ReadString()
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s.Value = r.ReadVarBytes()
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}
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// EncodeBinary implements Serializable interface.
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func (s *StateDescriptor) EncodeBinary(w *io.BinWriter) {
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w.WriteB(byte(s.Type))
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w.WriteVarBytes(s.Key)
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w.WriteString(s.Field)
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w.WriteVarBytes(s.Value)
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}
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// stateDescriptor is a wrapper for StateDescriptor
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type stateDescriptor struct {
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Type DescStateType `json:"type"`
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Key string `json:"key"`
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Value string `json:"value"`
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Field string `json:"field"`
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}
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// MarshalJSON implements json.Marshaler interface.
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func (s *StateDescriptor) MarshalJSON() ([]byte, error) {
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return json.Marshal(&stateDescriptor{
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Type: s.Type,
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Key: hex.EncodeToString(s.Key),
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Value: hex.EncodeToString(s.Value),
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Field: s.Field,
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})
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}
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// UnmarshalJSON implements json.Unmarshaler interface.
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func (s *StateDescriptor) UnmarshalJSON(data []byte) error {
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t := new(stateDescriptor)
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if err := json.Unmarshal(data, t); err != nil {
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return err
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}
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key, err := hex.DecodeString(t.Key)
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if err != nil {
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return err
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}
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value, err := hex.DecodeString(t.Value)
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if err != nil {
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return err
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}
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s.Key = key
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s.Value = value
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s.Field = t.Field
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s.Type = t.Type
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return nil
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}
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