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From Christian Grobmeier <grobme...@gmail.com>
Subject Re: xml config
Date Thu, 24 Feb 2011 19:59:04 GMT
And if you add:
-Dlog4j.debug=true
to your vm params, you might have an output which helps you to
identify your problem too

Cheers
Christian

2011/2/24 Douglas E Wegscheid <Douglas_E_Wegscheid@whirlpool.com>:
> and Jacob's other posting is also helpful:
>
> I quote:
>
> -Dlog4j.defaultInitOverride=true
> -Dlog4j.configuration=file:/url/path/to/log4j.xml
>
> See more at...
> http://logging.apache.org/log4j/1.2/manual.html#defaultInit
>
> ■ DOUGLAS E. WEGSCHEID // LEAD ENGINEER
> (269) 923-5278 // Douglas_E_Wegscheid@whirlpool.com
> "A wrong note played hesitatingly is a wrong note. A wrong note played
> with conviction is interpretation."
>
>
>
> "Jacob Kjome" <hoju@visi.com>
> 02/24/2011 12:06 PM
> Please respond to
> "Log4J Users List" <log4j-user@logging.apache.org>
>
>
> To
> "Log4J Users List" <log4j-user@logging.apache.org>
> cc
>
> Subject
> Re: xml config
>
>
>
>
>
>
>
> "I place the xml file in my dist folder but it just does not work."
>
> Is your "dist" folder in the running application's classpath?  If not,
> then
> you can't expect it to possibly get picked up.
>
> 1.  Log4j looks for config files in the default package.  For instance, in
> a
> webapp, this might be "WEB-INF/classes".  Or, it could be the root
> directory
> of a jar file.  As long as it isn't in a named package like
> "com.mycompany",
> then you are golden.  If you place the directory "/path/to/my/app" in the
> classpath, then you would place your config file in the directory
> "/path/to/my/app".
>
> 2.  Log4j look for 2 different types of config files: XML files and
> Properties
> files.  Because there are 2 possibilities, it has to prefer one over the
> other.  That is, it looks for one type and, if it doesn't find it, then
> looks
> for the other.  Log4j prefers XML files over Properties files.  That is,
> if
> log4j.xml is found, it doesn't bother looking for log4j.properties.
> However,
> if log4j.xml is not found, then it looks for log4j.properties.  If you
> have
> both in the classpath, only log4j.xml will be used.  In order to use
> log4j.properties, ensure that log4j.xml is NOT in the classpath.
>
> 3.  Just to emphasize the points in #1, your config file HAS to be in a
> directory or jar file that is in the running application's classpath.  If
> it
> is not, then it won't be found by Log4j.  And if it is not in the default
> package, it also won't be found.
>
>
> Jake
>
>
> On Thu, 24 Feb 2011 11:38:38 -0500
>  Bobby Richards <bobby.richards@gmail.com> wrote:
>> I guess I just do not understand log4j very well.  I have spent the
>> past two days searching and reading the mailing list but just cannot
>> come up with an answer.
>>
>> I am using Netbeans for development and I cannot understand where to
>> put my log4j.xml file, nor can I seem to figure out the concept.
>>
>> I have created the simplest project, I have tried the Properties
>> loader but from what I have read it seems that log4j looks for the
>> log4j.xml file:
>>
>> public class Main {
>>   static Logger logger = Logger.getLogger(Main.class);
>>   static Properties properties = new Properties();
>>   static FileInputStream fis;
>>   /**
>>    * @param args the command line arguments
>>    */
>>   public static void main(String[] args) {
>>
>>       logger.info("info");
>>       logger.debug("debug");
>>       logger.warn("warn");
>>   }
>> }
>>
>> I added log4j.xml into the src folder:
>> <?xml version="1.0" encoding="UTF-8"?>
>> <!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
>> <!--
>>   Document   : logging.xml
>>   Created on : February 23, 2011, 12:34 PM
>>   Author     : bobby
>>   Description:
>>       Purpose of the document follows.
>> -->
>> <log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
>>       <appender name="console" class="org.apache.log4j.ConsoleAppender">
>>               <layout class="org.apache.log4j.PatternLayout">
>>                       <param name="ConversionPattern"
> value="%d{ABSOLUTE}
>>%5p
>> %c{1}:%L - %m%n"/>
>>               </layout>
>>       </appender>
>>       <appender name="file" class="org.apache.log4j.FileAppender">
>>               <param name="File" value="/home/bobby/test.log"/>
>>               <param name="Append" value="false"/>
>>               <layout class="org.apache.log4j.PatternLayout">
>>                           <param name="ConversionPattern" value="%t
>> %-5p %c{2} - %m%n"/>
>>               </layout>
>>       </appender>
>>       <root>
>>               <priority value="info"/>
>>               <appender-ref ref="console"/>
>>       </root>
>> </log4j:configuration>
>>
>> I can only seem to get this to act properly when I "clean and build".
>> Which makes no sense to me, the whole point of a config file is to
>> change before run, but I am only getting the desired result if the
>> code is essentially burned in.
>>
>>Further more, when I try to distribute my jar I place the xml file in
>> my dist folder but it just does not work.
>>
>> At this point I am just beyond frustration, any help would be
>> appreciated.  I realize that this is the most basic of problems and I
>> apologize.
>>
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>>
>>
>
>
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>
>



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