Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.lang.java.programmer > #4539
| From | Lew <noone@lewscanon.com> |
|---|---|
| Newsgroups | comp.lang.java.programmer |
| Subject | Re: analysis of java application logs |
| Date | 2011-05-24 12:26 -0400 |
| Organization | albasani.net |
| Message-ID | <irgm61$944$1@news.albasani.net> (permalink) |
| References | (4 earlier) <iremt2$u3k$1@localhost.localdomain> <941ivgF1amU1@mid.individual.net> <irg8b1$ibj$1@localhost.localdomain> <irg9gr$bqo$1@news.albasani.net> <irgfs0$k9d$1@localhost.localdomain> |
Martin Gregorie wrote:
> Lew wrote:
>> Martin Gregorie wrote:
>>> Fair point. However, my usual debugging statement takes the form:
>>>
>>> if (debug> 0)
>>> debugger.trace(result + " = method(" + arg + ")");
>>>
>>> Ugly, I know, but quite efficient, since when debugging is off even the
>>> cost of the method call cost is. I use an integer to control debugging
>>> rather than a boolean so I can control its volume: "java Application
>>> -dd" would be expected to provide more detailed debugging output than
>>> "java Application -d"
>> What's wrong with
>>
>> if ( logger.isDebugEnabled() ) ...
>>
>> or
>>
>> if ( logger.getLevel().isGreaterOrEqual( Logger.DEBUG )) ...
>> ?
> Not a lot, though that does involve method call overheads that you may
> not want in a tight loop.
Seems like it's a simple equality test that would be HotSpotted away.
> I initially created my simple ReportError logging class for Java 1.3,
> before the Logger class was introduced, and, as it does what I need, have
> seen no need to replace it. It was written to provide similar Java
> functionality to a set of C functions that I'd been using for many years.
>
> Its trace() methods are roughly equivalent to Logger.log(Level, String)
> and Logger.log(Level, String, Object[]) with all output sent to stderr.
--
Lew
Honi soit qui mal y pense.
http://upload.wikimedia.org/wikipedia/commons/c/cf/Friz.jpg
Back to comp.lang.java.programmer | Previous | Next — Previous in thread | Next in thread | Find similar
analysis of java application logs Ulrich Scholz <d7@thispla.net> - 2011-05-23 00:50 -0700
Re: analysis of java application logs Robert Klemme <shortcutter@googlemail.com> - 2011-05-23 02:20 -0700
Re: analysis of java application logs jlp <jlp@jlp.com> - 2011-05-23 11:45 +0200
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-23 09:11 -0400
Re: analysis of java application logs Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2011-05-23 19:16 +0200
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-23 15:02 -0400
Re: analysis of java application logs Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2011-05-23 22:03 +0200
Re: analysis of java application logs Michael Wojcik <mwojcik@newsguy.com> - 2011-05-26 14:43 -0400
Re: analysis of java application logs Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-05-23 18:32 -0300
Re: analysis of java application logs Ulrich Scholz <d7@thispla.net> - 2011-05-25 06:00 -0700
Re: analysis of java application logs Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-05-25 19:04 -0300
Re: analysis of java application logs Martin Gregorie <martin@address-in-sig.invalid> - 2011-05-23 22:25 +0000
Re: analysis of java application logs Nigel Wade <nmw-news@ion.le.ac.uk> - 2011-05-24 12:26 +0100
Re: analysis of java application logs Martin Gregorie <martin@address-in-sig.invalid> - 2011-05-24 12:29 +0000
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-24 08:49 -0400
Re: analysis of java application logs Martin Gregorie <martin@address-in-sig.invalid> - 2011-05-24 14:37 +0000
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-24 12:26 -0400
Re: analysis of java application logs Jim Gibson <jimsgibson@gmail.com> - 2011-05-24 11:00 -0700
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-24 14:35 -0400
Re: analysis of java application logs Nigel Wade <nmw-news@ion.le.ac.uk> - 2011-05-25 09:53 +0100
Re: analysis of java application logs Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2011-05-24 19:12 +0200
Re: analysis of java application logs Patricia Shanahan <pats@acm.org> - 2011-05-23 06:17 -0700
Re: analysis of java application logs Robert Klemme <shortcutter@googlemail.com> - 2011-05-23 20:33 +0200
Re: analysis of java application logs Martin Gregorie <martin@address-in-sig.invalid> - 2011-05-23 19:07 +0000
Re: analysis of java application logs CncShipper <anon@nowhere.com> - 2011-05-23 14:56 +0000
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-23 11:43 -0400
Re: analysis of java application logs jlp <jlp@jlp.com> - 2011-05-23 18:00 +0200
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-23 12:20 -0400
Re: analysis of java application logs Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2011-05-23 19:06 +0200
Re: analysis of java application logs Robert Klemme <shortcutter@googlemail.com> - 2011-05-23 20:27 +0200
Re: analysis of java application logs Daniele Futtorovic <da.futt.news@laposte-dot-net.invalid> - 2011-05-23 21:02 +0200
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-23 15:06 -0400
Re: analysis of java application logs Robert Klemme <shortcutter@googlemail.com> - 2011-05-23 22:10 +0200
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-23 17:04 -0400
Re: analysis of java application logs Tom Anderson <twic@urchin.earth.li> - 2011-05-24 15:04 +0100
Re: analysis of java application logs Martin Gregorie <martin@address-in-sig.invalid> - 2011-05-24 14:50 +0000
Re: analysis of java application logs Michael Wojcik <mwojcik@newsguy.com> - 2011-05-26 14:58 -0400
Re: analysis of java application logs Lawrence D'Oliveiro <ldo@geek-central.gen.new_zealand> - 2011-05-30 16:23 +1200
Re: analysis of java application logs Lew <noone@lewscanon.com> - 2011-05-30 01:08 -0400
csiph-web