Mercurial > projects > ldc

comparison tango/tango/util/log/DateLayout.d @ 132:1700239cab2e trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[svn r136] MAJOR UNSTABLE UPDATE!!! Initial commit after moving to Tango instead of Phobos. Lots of bugfixes... This build is not suitable for most things.
author lindquist
date Fri, 11 Jan 2008 17:57:40 +0100
parents
children
comparison
equal deleted inserted replaced
131:5825d48b27d1 132:1700239cab2e
1 /*******************************************************************************
2
3 copyright: Copyright (c) 2004 Kris Bell. All rights reserved
4
5 license: BSD style: $(LICENSE)
6
7 version: Initial release: May 2004
8
9 author: Kris
10
11 *******************************************************************************/
12
13 module tango.util.log.DateLayout;
14
15 private import tango.text.Util;
16
17 private import tango.time.Clock,
18 tango.time.WallClock;
19
20 private import tango.text.convert.Integer;
21
22 private import tango.util.log.Event,
23 tango.util.log.EventLayout;
24
25 /*******************************************************************************
26
27 A layout with ISO-8601 date information prefixed to each message
28
29 *******************************************************************************/
30
31 public class DateLayout : EventLayout
32 {
33 private bool localTime;
34
35 private static char[6] spaces = ' ';
36
37 /***********************************************************************
38
39 Ctor with indicator for local vs UTC time. Default is
40 local time.
41
42 ***********************************************************************/
43
44 this (bool localTime = true)
45 {
46 this.localTime = localTime;
47 }
48
49 /***********************************************************************
50
51 Format message attributes into an output buffer and return
52 the populated portion.
53
54 ***********************************************************************/
55
56 char[] header (Event event)
57 {
58 char[] level = event.getLevelName;
59
60 // convert time to field values
61 auto tm = event.getTime;
62 auto dt = (localTime) ? WallClock.toDate(tm) : Clock.toDate(tm);
63
64 // format date according to ISO-8601 (lightweight formatter)
65 char[20] tmp = void;
66 return layout (event.scratch.content, "%0-%1-%2 %3:%4:%5,%6 %7%8 %9 - ",
67 convert (tmp[0..4], dt.date.year),
68 convert (tmp[4..6], dt.date.month),
69 convert (tmp[6..8], dt.date.day),
70 convert (tmp[8..10], dt.time.hours),
71 convert (tmp[10..12], dt.time.minutes),
72 convert (tmp[12..14], dt.time.seconds),
73 convert (tmp[14..17], dt.time.millis),
74 spaces [0 .. $-level.length],
75 level,
76 event.getName
77 );
78 }
79
80 /**********************************************************************
81
82 Convert an integer to a zero prefixed text representation
83
84 **********************************************************************/
85
86 private char[] convert (char[] tmp, int i)
87 {
88 return format (tmp, cast(long) i, Style.Unsigned, Flags.Zero);
89 }
90 }