Re: [xmlblaster-devel] Working with MBeanServer in xmlBlaster

[Marcel Ruff <mr at marcelruff.info>]

Arghad Arnaout wrote:
> Hallo .. 
> I was playing arround to check how I can build a monitoring tool based 
> on the MBeanServer in xmlBlaster, and I found my self stuck in non 
> well documented api org.xmlBlaster.client.jmx, so here what I have 
> tried to do and I hope someone helps me in this issue....
>  
> 1- I have tried to run the example in org.xmlBlaster.jmxgui.Main, but 
> it stucks and does not execute.

This code is not maintained anymore. It was once written by a student 
for a diploma thesis
and since then was not actively maintained by him.
If you reactivate it we will add your patches,

regards
Marcel
> 2- I tried to figure out what is the problem and I found the following:
> When the method getMBeanInfo executes in the class ConnectorClient it 
> hangs  in the following lines (107,108):
>       RequestBroker = new ObjectName(name);
>       mbInfo = (MBeanInfo) aServer.getMBeanInfo(RequestBroker).get(); 
> Here the method getMBeanInfo() returns a callback-object: 
> org.xmlBlaster.client.jmx.XmlBlasterCallback and the client 
> application will be stop here and not continue to the next statement.
>  
> Frankly I did the same thing in a stand-alone java application but I 
> could not move faster than this, here is the code:
>  
> 1: I_XmlBlasterAccess con = utilGlob.getXmlBlasterAccess();
> 2: ConnectorFactory factory = ConnectorFactory.getInstance(utilGlob);
> 3: AsyncMBeanServer server = factory.getMBeanServer("127.0.0.1 
> <http://127.0.0.1>");
> 4: ObjectName requestBroker_name = new 
> ObjectName("xmlBlaster:name=xmlBlaster");
> 5: org.xmlBlaster.client.jmx.Callback callBackObj = (RequestBroker) 
> server.getObjectInstance(requestBroker_name);
> 6: this.requestBroker = callBackObj.get();
>  
> so the program will hang at line 5.
>  
> I tried the tool jconsole and it worked fine.
> So the big question is why the factory 
> org.xmlBlaster.client.jmx.ConnectorFactory returns AsyncMBeanServer 
> instead of MBeanServer, I think if somebody aswers me to this 
> question, so we can pass over this problem, and if we should use 
> AsyncMBeanServer so how we can get the RequestBroker instance from it ???
>  
> Sorry for this long msg
> Thank you very much.
> Regards
> ARGHAD
>