apache-commons-logging

My Jira 5.0 plugin is broken with the following exception: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ... Caused by: java.lang.ExceptionInInitializerError at org.apache.axis.description.OperationDesc.<clinit>(OperationDesc.java:65) at com.xyz.germander.AddTestTrackLinkDialogAction.doConfirm(AddTestTrackLinkDialogAction.java:23) ... 148 more Caused by: java.lang.ClassCastException: org.apache.commons.logging.impl.SLF4JLogFactory cannot be cast to org.apache.commons.logging.LogFactory at org.apache.axis.components.logger.LogFactory

I am using log4j 1.2 with commons-logging. Now I am trying to upgrade it to log4j2. But how to use log4j2 with commons-logging to initialize log4j2. I tried to initialize commons logging in the below way. Its working fine **Statement1**: static Log log = new Log4JLogger(Logger.getLogger(Example.class)); **Statement2**:log.debug("debug statement"); Here I am using object of type org.apache.commons.logging.Log initialized with object of org.apache.log4j.Logger .( org.apache.log4j.Logger is the class from log4j 1.2 where as from log4j2 is changed to org.apache.logging.log4j.Logger ) Now after I

I want to repackage apache's httpclient lib to ship it with an android app (like https://code.google.com/p/httpclientandroidlib/ but with HttpClient 4.3.1) Therefore, I downloaded the httpclient 4.3.1 jar (includes all its dependencies) by hand and used jarjar to repackage it: x@x$: cd libs && for f in *.jar; do java -jar ../jarjar-1.4.jar process ../rules.txt $f out/my-$f; done with rules.txt : rule org.apache.http.** my.repackaged.org.apache.http.@1 Then I used ant to put the output together: <project name="MyProject" default="merge" basedir="."> <target name="merge"> <zip destfile="my-org

I am trying to use log4j via commons-logging and having problems if the log4j properties file is not called log4.properties. I get following error: log4j:WARN No appenders could be found for logger (LogMePlease). log4j:WARN Please initialize the log4j system properly. My code is very simple: import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; public class LogMePlease { static Log l = LogFactory.getLog(LogMePlease.class); public static void main(String [] args) { l.warn("Hello World!"); } } In my class path, i have: commons-logging.properties file which contains