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Posted to log4j-user@logging.apache.org by Jerry Seutter <je...@pason.com> on 2004/11/16 22:51:06 UTC

http requests for nonexistent *BeanInfo.classes?

Hi, I have a (probably stupid) question.

I'm using log4j in an applet.  Whenever the applet starts up I see the
following in the access log on the server:

172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/PatternLayoutBeanInfo.class HTTP/1.1" 404
385 "-" "Mozilla/4.0 (Linux 
2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/PatternLayoutBeanInfo.class HTTP/1.1" 404
385 "-" "Mozilla/4.0 (Linux 
2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/PatternLayoutBeanInfo.class HTTP/1.1" 404
385 "-" "Mozilla/4.0 (Linux 
2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/PatternLayoutBeanInfo.class HTTP/1.1" 404
385 "-" "Mozilla/4.0 (Linux 
2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/LayoutBeanInfo.class HTTP/1.1" 404 378 "-"
"Mozilla/4.0 (Linux 2.4.21-
4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/LayoutBeanInfo.class HTTP/1.1" 404 378 "-"
"Mozilla/4.0 (Linux 2.4.21-
4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/LayoutBeanInfo.class HTTP/1.1" 404 378 "-"
"Mozilla/4.0 (Linux 2.4.21-
4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/LayoutBeanInfo.class HTTP/1.1" 404 378 "-"
"Mozilla/4.0 (Linux 2.4.21-
4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/java/lang/ObjectBeanInfo.class HTTP/1.1" 404 371 "-"
"Mozilla/4.0 (Linux 2.4.21-4.EL) J
ava/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/java/lang/ObjectBeanInfo.class HTTP/1.1" 404 371 "-"
"Mozilla/4.0 (Linux 2.4.21-4.EL) J
ava/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/ConsoleAppenderBeanInfo.class HTTP/1.1"
404 387 "-" "Mozilla/4.0 (Linu
x 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:21 -0700] "GET
/hub/classes/org/apache/log4j/ConsoleAppenderBeanInfo.class HTTP/1.1"
404 387 "-" "Mozilla/4.0 (Linu
x 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/ConsoleAppenderBeanInfo.class HTTP/1.1"
404 387 "-" "Mozilla/4.0 (Linu
x 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/ConsoleAppenderBeanInfo.class HTTP/1.1"
404 387 "-" "Mozilla/4.0 (Linu
x 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/WriterAppenderBeanInfo.class HTTP/1.1" 404
386 "-" "Mozilla/4.0 (Linux
 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/WriterAppenderBeanInfo.class HTTP/1.1" 404
386 "-" "Mozilla/4.0 (Linux
 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/WriterAppenderBeanInfo.class HTTP/1.1" 404
386 "-" "Mozilla/4.0 (Linux
 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/WriterAppenderBeanInfo.class HTTP/1.1" 404
386 "-" "Mozilla/4.0 (Linux
 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/AppenderSkeletonBeanInfo.class HTTP/1.1"
404 388 "-" "Mozilla/4.0 (Lin
ux 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/AppenderSkeletonBeanInfo.class HTTP/1.1"
404 388 "-" "Mozilla/4.0 (Lin
ux 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/AppenderSkeletonBeanInfo.class HTTP/1.1"
404 388 "-" "Mozilla/4.0 (Lin
ux 2.4.21-4.EL) Java/1.4.2_04"
172.16.1.197 - - [16/Nov/2004:14:26:22 -0700] "GET
/hub/classes/org/apache/log4j/AppenderSkeletonBeanInfo.class HTTP/1.1"
404 388 "-" "Mozilla/4.0 (Lin
ux 2.4.21-4.EL) Java/1.4.2_04"

Why is the log4j jar trying to fetch these classes from the server?

>>From what I have read this is the behaviour for Java beans.  Apparently
it tries to find a configuration file and will even try to load it from
the network.  Is there any way to change this behaviour?  On a slow link
this can take over a minute to complete...

Thanks,

Jerry

-- 
Jerry Seutter <je...@pason.com>
Pason Systems Inc.


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