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consensus/XDPoS: use slices package for sorting (#1710)

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Daniel Liu 2025-12-04 10:32:58 +08:00 committed by GitHub
parent ec08863ba0
commit af7e479ce9
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GPG key ID: B5690EEEBB952194
1 changed files with 25 additions and 19 deletions
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44
consensus/XDPoS/api.go
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@ -23,7 +23,7 @@ import (
"math/big"
"os"
"path/filepath"
"sort"
"slices"
"strconv"
"strings"
@ -534,8 +534,11 @@ func (api *API) getRewardFileNamesInRange(begin, end *rpc.BlockNumber) ([]reward
if err != nil {
return nil, err
}
if len(files) == 0 {
return nil, errors.New("no file in rewards folder")
}
var rewardFileNames = []rewardFileName{}
rewardFileNames := make([]rewardFileName, 0, len(files))
for _, file := range files {
if !file.IsDir() {
filePrefix, fileSuffix, found := strings.Cut(file.Name(), ".")
@ -554,27 +557,30 @@ func (api *API) getRewardFileNamesInRange(begin, end *rpc.BlockNumber) ([]reward
}
}
}
if len(rewardFileNames) == 0 {
return nil, errors.New("no reward file in rewards folder")
}
sort.Slice(rewardFileNames, func(i, j int) bool {
return rewardFileNames[i].epochBlockNum < rewardFileNames[j].epochBlockNum
slices.SortFunc(rewardFileNames, func(a, b rewardFileName) int {
return a.epochBlockNum - b.epochBlockNum
})
epochNumbers := make([]int, len(rewardFileNames))
for i, obj := range rewardFileNames {
epochNumbers[i] = obj.epochBlockNum
startIndex, _ := slices.BinarySearchFunc(rewardFileNames, int(beginHeader.Number.Int64()), func(rfn rewardFileName, number int) int {
return rfn.epochBlockNum - number
})
if startIndex == len(rewardFileNames) {
// retrun early if startIndex is out of bounds
return []rewardFileName{}, nil
}
endIndex, _ := slices.BinarySearchFunc(rewardFileNames, int(endHeader.Number.Int64()), func(rfn rewardFileName, number int) int {
return rfn.epochBlockNum - number
})
if endIndex != len(rewardFileNames) {
endIndex++ // include the endIndex file
}
startIndex := sort.SearchInts(epochNumbers, int(beginHeader.Number.Int64()))
endIndex := sort.SearchInts(epochNumbers, int(endHeader.Number.Int64()))
if endIndex == len(epochNumbers) {
endIndex-- //this is to prevent endIndex out of bounds when endInput is higher than last reward(epoch) block but lower than latest block
}
var rewardfileNamesInRange []rewardFileName
for i := startIndex; i <= endIndex; i++ {
rewardfileNamesInRange = append(rewardfileNamesInRange, rewardFileNames[i])
}
return rewardfileNamesInRange, nil
// compact the slice's memory
ret := rewardFileNames[startIndex:endIndex]
return ret[:len(ret):len(ret)], nil
}
func getEpochReward(account common.Address, header *types.Header) (AccountEpochReward, error) {