mirror of
https://github.com/astaxie/beego.git
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80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
// Copyright 2014 beego Author. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package logs
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import (
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"io"
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"sync"
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"time"
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)
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type logWriter struct {
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sync.Mutex
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writer io.Writer
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}
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func newLogWriter(wr io.Writer) *logWriter {
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return &logWriter{writer: wr}
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}
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func (lg *logWriter) println(when time.Time, msg string) {
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lg.Lock()
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h, _ := formatTimeHeader(when)
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lg.writer.Write(append(append(h, msg...), '\n'))
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lg.Unlock()
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}
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func formatTimeHeader(when time.Time) ([]byte, int) {
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y, mo, d := when.Date()
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h, mi, s := when.Clock()
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//len(2006/01/02 15:03:04)==19
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var buf [20]byte
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t := 3
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for y >= 10 {
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p := y / 10
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buf[t] = byte('0' + y - p*10)
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y = p
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t--
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}
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buf[0] = byte('0' + y)
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buf[4] = '/'
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if mo > 9 {
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buf[5] = '1'
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buf[6] = byte('0' + mo - 9)
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} else {
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buf[5] = '0'
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buf[6] = byte('0' + mo)
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}
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buf[7] = '/'
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t = d / 10
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buf[8] = byte('0' + t)
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buf[9] = byte('0' + d - t*10)
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buf[10] = ' '
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t = h / 10
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buf[11] = byte('0' + t)
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buf[12] = byte('0' + h - t*10)
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buf[13] = ':'
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t = mi / 10
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buf[14] = byte('0' + t)
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buf[15] = byte('0' + mi - t*10)
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buf[16] = ':'
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t = s / 10
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buf[17] = byte('0' + t)
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buf[18] = byte('0' + s - t*10)
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buf[19] = ' '
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return buf[0:], d
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}
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