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Posted to commits@openwebbeans.apache.org by rm...@apache.org on 2012/07/20 20:18:25 UTC

svn commit: r1363887 - /openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java

Author: rmannibucau
Date: Fri Jul 20 18:18:25 2012
New Revision: 1363887

URL: http://svn.apache.org/viewvc?rev=1363887&view=rev
Log:
OWB-674 avoiding classes dependency which can fail with some JVM

Modified:
    openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java

Modified: openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
URL: http://svn.apache.org/viewvc/openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java?rev=1363887&r1=1363886&r2=1363887&view=diff
==============================================================================
--- openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java (original)
+++ openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java Fri Jul 20 18:18:25 2012
@@ -23,7 +23,6 @@ package org.apache.webbeans.logger;
  */
 
 import org.apache.webbeans.config.OWBLogConst;
-import org.apache.webbeans.util.WebBeansUtil;
 
 import java.text.MessageFormat;
 import java.util.Locale;
@@ -57,7 +56,14 @@ public final class WebBeansLoggerFacade
         {
             try
             {
-                Class<?> factoryClazz = WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname);
+                // don't use the org.apache.webbeans.util.WebBeansUtil.getCurrentClassLoader()
+                // to avoid weird dependency and potential failing
+                ClassLoader classloader = Thread.currentThread().getContextClassLoader();
+                if(classloader == null)
+                {
+                    classloader = WebBeansLoggerFacade.class.getClassLoader();
+                }
+                Class<?> factoryClazz = classloader.loadClass(factoryClassname);
                 factory = (WebBeansLoggerFactory) factoryClazz.newInstance();
             }
             catch (Exception e)



Re: svn commit: r1363887 - /openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java

Posted by Joseph Bergmark <be...@gmail.com>.
That makes perfect sense, thanks!

On Mon, Sep 10, 2012 at 1:07 AM, Romain Manni-Bucau
<rm...@gmail.com> wrote:
> Hi,
>
> Yeah it does exactly the same but the code is in a static block so it is
> executed when the class is loaded and the imports between both classes make
> it fail (circular dep). I didnt like to copy paste the code but it is a
> sure way to avoid linkageerror.
>
> About java 2 sec you are right it is ignored here.
>
> - Romain
> Le 10 sept. 2012 02:34, "Joseph Bergmark" <be...@apache.org> a écrit :
>
>> I know was well over a month ago, but do you remember why:
>>
>>  WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname)
>>
>> is problematic, but a direct call to:
>>
>> ClassLoader classloader = Thread.currentThread().getContextClassLoader();
>>
>> is not?  They appear basically the same.  Unless I'm missing
>> something, both will fail when java 2 security is enabled as there
>> doesn't appear to be a doPriv block or a hook into the security
>> service.
>>
>> Sincerely,
>>
>> Joe
>>
>> On Fri, Jul 20, 2012 at 2:18 PM,  <rm...@apache.org> wrote:
>> > Author: rmannibucau
>> > Date: Fri Jul 20 18:18:25 2012
>> > New Revision: 1363887
>> >
>> > URL: http://svn.apache.org/viewvc?rev=1363887&view=rev
>> > Log:
>> > OWB-674 avoiding classes dependency which can fail with some JVM
>> >
>> > Modified:
>> >
>> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
>> >
>> > Modified:
>> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
>> > URL:
>> http://svn.apache.org/viewvc/openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java?rev=1363887&r1=1363886&r2=1363887&view=diff
>> >
>> ==============================================================================
>> > ---
>> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
>> (original)
>> > +++
>> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
>> Fri Jul 20 18:18:25 2012
>> > @@ -23,7 +23,6 @@ package org.apache.webbeans.logger;
>> >   */
>> >
>> >  import org.apache.webbeans.config.OWBLogConst;
>> > -import org.apache.webbeans.util.WebBeansUtil;
>> >
>> >  import java.text.MessageFormat;
>> >  import java.util.Locale;
>> > @@ -57,7 +56,14 @@ public final class WebBeansLoggerFacade
>> >          {
>> >              try
>> >              {
>> > -                Class<?> factoryClazz =
>> WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname);
>> > +                // don't use the
>> org.apache.webbeans.util.WebBeansUtil.getCurrentClassLoader()
>> > +                // to avoid weird dependency and potential failing
>> > +                ClassLoader classloader =
>> Thread.currentThread().getContextClassLoader();
>> > +                if(classloader == null)
>> > +                {
>> > +                    classloader =
>> WebBeansLoggerFacade.class.getClassLoader();
>> > +                }
>> > +                Class<?> factoryClazz =
>> classloader.loadClass(factoryClassname);
>> >                  factory = (WebBeansLoggerFactory)
>> factoryClazz.newInstance();
>> >              }
>> >              catch (Exception e)
>> >
>> >
>>

Re: svn commit: r1363887 - /openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java

Posted by Romain Manni-Bucau <rm...@gmail.com>.
Hi,

Yeah it does exactly the same but the code is in a static block so it is
executed when the class is loaded and the imports between both classes make
it fail (circular dep). I didnt like to copy paste the code but it is a
sure way to avoid linkageerror.

About java 2 sec you are right it is ignored here.

- Romain
Le 10 sept. 2012 02:34, "Joseph Bergmark" <be...@apache.org> a écrit :

> I know was well over a month ago, but do you remember why:
>
>  WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname)
>
> is problematic, but a direct call to:
>
> ClassLoader classloader = Thread.currentThread().getContextClassLoader();
>
> is not?  They appear basically the same.  Unless I'm missing
> something, both will fail when java 2 security is enabled as there
> doesn't appear to be a doPriv block or a hook into the security
> service.
>
> Sincerely,
>
> Joe
>
> On Fri, Jul 20, 2012 at 2:18 PM,  <rm...@apache.org> wrote:
> > Author: rmannibucau
> > Date: Fri Jul 20 18:18:25 2012
> > New Revision: 1363887
> >
> > URL: http://svn.apache.org/viewvc?rev=1363887&view=rev
> > Log:
> > OWB-674 avoiding classes dependency which can fail with some JVM
> >
> > Modified:
> >
> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
> >
> > Modified:
> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
> > URL:
> http://svn.apache.org/viewvc/openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java?rev=1363887&r1=1363886&r2=1363887&view=diff
> >
> ==============================================================================
> > ---
> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
> (original)
> > +++
> openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
> Fri Jul 20 18:18:25 2012
> > @@ -23,7 +23,6 @@ package org.apache.webbeans.logger;
> >   */
> >
> >  import org.apache.webbeans.config.OWBLogConst;
> > -import org.apache.webbeans.util.WebBeansUtil;
> >
> >  import java.text.MessageFormat;
> >  import java.util.Locale;
> > @@ -57,7 +56,14 @@ public final class WebBeansLoggerFacade
> >          {
> >              try
> >              {
> > -                Class<?> factoryClazz =
> WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname);
> > +                // don't use the
> org.apache.webbeans.util.WebBeansUtil.getCurrentClassLoader()
> > +                // to avoid weird dependency and potential failing
> > +                ClassLoader classloader =
> Thread.currentThread().getContextClassLoader();
> > +                if(classloader == null)
> > +                {
> > +                    classloader =
> WebBeansLoggerFacade.class.getClassLoader();
> > +                }
> > +                Class<?> factoryClazz =
> classloader.loadClass(factoryClassname);
> >                  factory = (WebBeansLoggerFactory)
> factoryClazz.newInstance();
> >              }
> >              catch (Exception e)
> >
> >
>

Re: svn commit: r1363887 - /openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java

Posted by Joseph Bergmark <be...@apache.org>.
I know was well over a month ago, but do you remember why:

 WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname)

is problematic, but a direct call to:

ClassLoader classloader = Thread.currentThread().getContextClassLoader();

is not?  They appear basically the same.  Unless I'm missing
something, both will fail when java 2 security is enabled as there
doesn't appear to be a doPriv block or a hook into the security
service.

Sincerely,

Joe

On Fri, Jul 20, 2012 at 2:18 PM,  <rm...@apache.org> wrote:
> Author: rmannibucau
> Date: Fri Jul 20 18:18:25 2012
> New Revision: 1363887
>
> URL: http://svn.apache.org/viewvc?rev=1363887&view=rev
> Log:
> OWB-674 avoiding classes dependency which can fail with some JVM
>
> Modified:
>     openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
>
> Modified: openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java
> URL: http://svn.apache.org/viewvc/openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java?rev=1363887&r1=1363886&r2=1363887&view=diff
> ==============================================================================
> --- openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java (original)
> +++ openwebbeans/trunk/webbeans-impl/src/main/java/org/apache/webbeans/logger/WebBeansLoggerFacade.java Fri Jul 20 18:18:25 2012
> @@ -23,7 +23,6 @@ package org.apache.webbeans.logger;
>   */
>
>  import org.apache.webbeans.config.OWBLogConst;
> -import org.apache.webbeans.util.WebBeansUtil;
>
>  import java.text.MessageFormat;
>  import java.util.Locale;
> @@ -57,7 +56,14 @@ public final class WebBeansLoggerFacade
>          {
>              try
>              {
> -                Class<?> factoryClazz = WebBeansUtil.getCurrentClassLoader().loadClass(factoryClassname);
> +                // don't use the org.apache.webbeans.util.WebBeansUtil.getCurrentClassLoader()
> +                // to avoid weird dependency and potential failing
> +                ClassLoader classloader = Thread.currentThread().getContextClassLoader();
> +                if(classloader == null)
> +                {
> +                    classloader = WebBeansLoggerFacade.class.getClassLoader();
> +                }
> +                Class<?> factoryClazz = classloader.loadClass(factoryClassname);
>                  factory = (WebBeansLoggerFactory) factoryClazz.newInstance();
>              }
>              catch (Exception e)
>
>