gh-ost/vendor/github.com/siddontang/go-mysql/replication/time.go

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2019-01-01 08:58:12 +00:00
package replication
import (
"fmt"
"strings"
"time"
)
var (
fracTimeFormat []string
)
// fracTime is a help structure wrapping Golang Time.
type fracTime struct {
time.Time
// Dec must in [0, 6]
Dec int
timestampStringLocation *time.Location
}
func (t fracTime) String() string {
tt := t.Time
if t.timestampStringLocation != nil {
tt = tt.In(t.timestampStringLocation)
}
return tt.Format(fracTimeFormat[t.Dec])
}
func formatZeroTime(frac int, dec int) string {
if dec == 0 {
return "0000-00-00 00:00:00"
}
s := fmt.Sprintf("0000-00-00 00:00:00.%06d", frac)
// dec must < 6, if frac is 924000, but dec is 3, we must output 924 here.
return s[0 : len(s)-(6-dec)]
}
func init() {
fracTimeFormat = make([]string, 7)
fracTimeFormat[0] = "2006-01-02 15:04:05"
for i := 1; i <= 6; i++ {
fracTimeFormat[i] = fmt.Sprintf("2006-01-02 15:04:05.%s", strings.Repeat("0", i))
}
}