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// Copyright 2018 The dexon-consensus Authors
// This file is part of the dexon-consensus library.
//
// The dexon-consensus 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 dexon-consensus 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 dexon-consensus library. If not, see
// <http://www.gnu.org/licenses/>.
package core
import (
"fmt"
"github.com/dexon-foundation/dexon-consensus/core/types"
)
type roundBasedConfig struct {
roundID uint64
roundBeginHeight uint64
roundEndHeight uint64
roundInterval uint64
}
func (config *roundBasedConfig) setupRoundBasedFields(
roundID uint64, cfg *types.Config) {
config.roundID = roundID
config.roundInterval = cfg.RoundLength
}
func (config *roundBasedConfig) setRoundBeginHeight(begin uint64) {
config.roundBeginHeight = begin
config.roundEndHeight = begin + config.roundInterval
}
// isLastBlock checks if a block is the last block of this round.
func (config *roundBasedConfig) isLastBlock(b *types.Block) bool {
if b.Position.Round != config.roundID {
panic(fmt.Errorf("attempt to compare by different round: %s, %d",
b, config.roundID))
}
return b.Position.Height+1 == config.roundEndHeight
}
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