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optimize tx hash map memory usage

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Monkey 2025-11-06 02:26:12 +08:00
parent 395425902d
commit 305f30c0a6
2 changed files with 7 additions and 7 deletions
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4
eth/filters/filter.go
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@ -563,7 +563,7 @@ type ReceiptWithTx struct {
// In addition to returning receipts, it also returns the corresponding transactions.
// This is because receipts only contain low-level data, while user-facing data
// may require additional information from the Transaction.
func filterReceipts(txHashes map[common.Hash]bool, ev core.ChainEvent) []*ReceiptWithTx {
func filterReceipts(txHashes map[common.Hash]struct{}, ev core.ChainEvent) []*ReceiptWithTx {
var ret []*ReceiptWithTx
receipts := ev.Receipts
@ -585,7 +585,7 @@ func filterReceipts(txHashes map[common.Hash]bool, ev core.ChainEvent) []*Receip
}
} else {
for i, receipt := range receipts {
if txHashes[receipt.TxHash] {
if _, ok := txHashes[receipt.TxHash]; ok {
ret = append(ret, &ReceiptWithTx{
Receipt: receipt,
Transaction: txs[i],

6
eth/filters/filter_system.go
View file

@ -185,7 +185,7 @@ type subscription struct {
txs chan []*types.Transaction
headers chan *types.Header
receipts chan []*ReceiptWithTx
txHashes map[common.Hash]bool // contains transaction hashes for transactionReceipts subscription filtering
txHashes map[common.Hash]struct{} // contains transaction hashes for transactionReceipts subscription filtering
installed chan struct{} // closed when the filter is installed
err chan error // closed when the filter is uninstalled
}
@ -403,9 +403,9 @@ func (es *EventSystem) SubscribePendingTxs(txs chan []*types.Transaction) *Subsc
// transactions when they are included in blocks. If txHashes is provided, only receipts
// for those specific transaction hashes will be delivered.
func (es *EventSystem) SubscribeTransactionReceipts(txHashes []common.Hash, receipts chan []*ReceiptWithTx) *Subscription {
hashSet := make(map[common.Hash]bool)
hashSet := make(map[common.Hash]struct{}, len(txHashes))
for _, h := range txHashes {
hashSet[h] = true
hashSet[h] = struct{}{}
}
sub := &subscription{
id: rpc.NewID(),