lbcd/blockchain/timesorter.go

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2014-01-09 06:52:54 +01:00
// Copyright (c) 2013-2014 Conformal Systems LLC.
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// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package blockchain
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import (
"time"
)
// timeSorter implements sort.Interface to allow a slice of timestamps to
// be sorted.
type timeSorter []time.Time
// Len returns the number of timestamps in the slice. It is part of the
// sort.Interface implementation.
func (s timeSorter) Len() int {
return len(s)
}
// Swap swaps the timestamps at the passed indices. It is part of the
// sort.Interface implementation.
func (s timeSorter) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
// Less returns whether the timstamp with index i should sort before the
// timestamp with index j. It is part of the sort.Interface implementation.
func (s timeSorter) Less(i, j int) bool {
return s[i].Before(s[j])
}