Re: Dynamically adding to classpath

> For some reason, neither of these worked for me.  My app is making a
> SOAP connection to the Websphere server.  When I add the websphere
> jars to the classpath in the jruby executable, it works.  If I append
> the jars in the script, either through $CLASSPATH << or 'require
> blah.jar', the script fails.  It doesn't look like a ClassNotFound
> error, either, it seems to be loading the classes but the SOAP
> connection fails.
>
> Chris
>
> On Wed, Mar 5, 2008 at 3:05 PM, Lenny Marks <lenny@...> wrote:
>> You can also append to the $CLASSPATH global at runtime(unless that's
>>  frowned upon these days). Here's an old post about what we were  
>> doing
>>  (still more or less the same).
>>
>>  http://archive.jruby.codehaus.org/user/B5A15A45-71F7-4432-8F10-
>>  C892023A157F%40aps.org
>>
>>  Also..
>>
>>  http://wiki.jruby.org/wiki/FAQs#How_come_Java_can.
>>  27t_find_resources_in_class_folders_that_I.27ve_appended_to_the_.
>>  24CLASSPATH_global_variable_at_runtime.3F
>>
>>  -lenny
>>
>>
>>
>>  On Mar 5, 2008, at 11:39 AM, Chris Evans wrote:
>>
>>> well, its still pretty cool :)
>>>
>>> On Wed, Mar 5, 2008 at 11:33 AM, Nick Sieger <nicksieger@...>
>>> wrote:
>>>> No, you still need to use "import" or "include_class"  
>>>> unfortunately.
>>>>  This is just shorthand for making them available on the classpath.
>>>>
>>>>  /Nick
>>>>
>>>>
>>>> On Mar 5, 2008, at 9:40 AM, Chris Evans wrote:
>>>>
>>>>> If I require the jars this way, do I also need to include_class  
>>>>> the
>>>>> classes I need, or will they be available because of the require?
>>>>> Because that would be really cool :)
>>>>>
>>>>> Chris
>>>>>
>>>>> On Tue, Mar 4, 2008 at 11:31 PM, Nick Sieger  
>>>>> <nicksieger@...>
>>>>> wrote:
>>>>>>
>>>>>> On Mar 4, 2008, at 8:37 PM, Chris Evans wrote:
>>>>>>
>>>>>>> I'm working on a module for managing Websphere, using Jruby and
>>>>>>> Websphere MBeans. It works great, but I've modified jruby.sh to
>>>>>>> add
>>>>>>> the (numerous) needed $WAS_HOME/lib jar files to the classpath.
>>>>>>>
>>>>>>> I'd prefer to give my module the name of the WAS_HOME/lib
>>>>>>> directory,
>>>>>>> and have my module add the needed jars to the load path or
>>>>>>> classpath
>>>>>>> programmatically, leaving jruby.sh untouched ( and my command  
>>>>>>> line
>>>>>>> clean and simple)
>>>>>>>
>>>>>>> Possible?
>>>>>>
>>>>>> Sure -- try
>>>>>>
>>>>>> Dir[ENV['WAS_HOME'] + '/lib/*.jar'].each {|jar| require jar}
>>>>>>
>>>>>> -- assuming WAS_HOME is present in the environment.
>>>>>>
>>>>>> Cheers,
>>>>>> /Nick
>>>>>>
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