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subpool.go
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subpool.go
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// Copyright 2023 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package txpool
import (
"math/big"
"github.com/ethereum/go-ethereum/core/types"
)
// SubPool represents a specialized transaction pool that lives on its own (e.g.
// blob pool). Since independent of how many specialized pools we have, they do
// need to be updated in lockstep and assemble into one coherent view for block
// production, this interface defines the common methods that allow the primary
// transaction pool to manage the subpools.
type SubPool interface {
// Reset retrieves the current state of the blockchain and ensures the content
// of the transaction pool is valid with regard to the chain state.
Reset(oldHead, newHead *types.Header)
// SetGasTip updates the minimum price required by the subpool for a new
// transaction, and drops all transactions below this threshold.
SetGasTip(tip *big.Int)
}