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From Uma Maheswara Rao G 72686 <mahesw...@huawei.com>
Subject Re: The configuration loading behavior
Date Thu, 29 Sep 2011 00:50:17 GMT
Hello Ruby,

It is just logging the trace of configuration object invocations.
It will not throw exception.

Regards,
Uma


----- Original Message -----
From: Ruby Stevenson <ruby185@gmail.com>
Date: Thursday, September 29, 2011 6:15 am
Subject: The configuration loading behavior
To: common-dev@hadoop.apache.org

> All -
> 
> Can someone please help me to understand this
> (org.apache.hadoop.conf.Configuration, 20.204).
> 
> The following code reads like an exception will be thrown if debug 
> is on, no
> matter what, why?
> 
> 
> /** A new configuration where the behavior of reading from the 
> default  * resources can be turned off.
>  *
>  * If the parameter {@code loadDefaults} is false, the new instance
>  * will not load resources from the default files.
>  * @param loadDefaults specifies whether to load from the default 
> files  */
> public Configuration(boolean loadDefaults) {
>   this.loadDefaults = loadDefaults;
> *   if (LOG.isDebugEnabled()) {
>     LOG.debug(StringUtils.stringifyException(new 
> IOException("config()")));   }*
>   synchronized(Configuration.class) {
>     REGISTRY.put(this, null);
>   }
>   this.storeResource = false;
> }
> 
> Thanks
> 
> Ruby
> 

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