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https://github.com/nspcc-dev/neo-go.git
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54d888ba70
This seriously improves the serialization/deserialization performance for several reasons: * no time spent in `binary` reflection * no memory allocations being made on every read/write * uses fast ReadBytes everywhere it's appropriate It also makes Fixed8 Serializable just for convenience.
53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
package core
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import (
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"github.com/CityOfZion/neo-go/pkg/io"
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"github.com/CityOfZion/neo-go/pkg/util"
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)
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// SpentCoinState represents the state of a spent coin.
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type SpentCoinState struct {
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txHash util.Uint256
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txHeight uint32
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// A mapping between the index of the prevIndex and block height.
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items map[uint16]uint32
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}
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// NewSpentCoinState returns a new SpentCoinState object.
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func NewSpentCoinState(hash util.Uint256, height uint32) *SpentCoinState {
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return &SpentCoinState{
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txHash: hash,
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txHeight: height,
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items: make(map[uint16]uint32),
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}
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}
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// DecodeBinary implements Serializable interface.
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func (s *SpentCoinState) DecodeBinary(br *io.BinReader) {
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br.ReadBytes(s.txHash[:])
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s.txHeight = br.ReadU32LE()
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s.items = make(map[uint16]uint32)
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lenItems := br.ReadVarUint()
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for i := 0; i < int(lenItems); i++ {
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var (
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key uint16
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value uint32
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)
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key = br.ReadU16LE()
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value = br.ReadU32LE()
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s.items[key] = value
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}
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}
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// EncodeBinary implements Serializable interface.
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func (s *SpentCoinState) EncodeBinary(bw *io.BinWriter) {
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bw.WriteBytes(s.txHash[:])
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bw.WriteU32LE(s.txHeight)
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bw.WriteVarUint(uint64(len(s.items)))
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for k, v := range s.items {
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bw.WriteU16LE(k)
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bw.WriteU32LE(v)
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}
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}
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