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From Paul Hammant <Paul_Hamm...@yahoo.com>
Subject Re: MXINFO question
Date Mon, 21 Oct 2002 18:11:23 GMT
Ulrich,

Check in Phoenix.log.  There is a fail-silent bug that manifests itself 
for weird return types on attributes. Try commenting all out then adding 
them one by one.

- Paul

> Hello,
>
> I've just created my first MXINFO file, but the descriptions I put in 
> don't appear in the management console of MX4J. Apparently the file 
> wasn't evaluated, but I don't see any error message in phoenix.log. 
> Here are the files I have:
>
> MyApp - an empty interface class (no methods or constructors)
> MyAppMBean - contains some interface definitions for JMX
> MyAppImpl - contains the implementations of the MyAppMBean interfaces 
> and implements MyApp
> MyAppMBean.mxinfo - my MXINFO file
>
> Here's my MyAppMBean file:
>
> public interface MyAppMBean {
>     public String deleteObject(String id);
>     public String getStatus();
>     public void resume();
>     public void pause();
>     }
>
> Here's what I have in the MXINFO file:
>
> <?xml version="1.0" encoding="ISO-8859-1"?>
> <!DOCTYPE mxinfo PUBLIC "-//PHOENIX/Mx Info DTD Version 1.0//EN"
>
> "http://jakarta.apache.org/avalon/dtds/phoenix/mxinfo_1_0.dtd">
>
> <mxinfo>
>
>     <topic name="MyApp">
>
>       <!-- attributes -->
>       <attribute
>         name="status"
>         description="Status of MyApp"
>         isWriteable="no"
>         type="java.lang.String"
>       />
>
>       <!-- operations -->
>       <operation
>         name="deleteObject"
>         description="Deletes an Object"
>         type="java.lang.String"
>       >
>         <param
>           name="instance"
>           description="ID of Object to be deleted"
>           type="java.lang.String"
>         />
>       </operation>
>
>     </topic>
>
> </mxinfo>
>
> I was expecting that the descriptions I put in should appear in the 
> MX4J-generated MBean web page, but they don't. I can think of two 
> possible mistakes I made (although the docs don't forbid them):
>
> 1. I didn't define all the methods from the interfaces in MyAppMBean 
> in the MXINFO file, because I only need descriptions for a few.
>
> 2. I should have called the MXINFO file MyAppImpl.mxinfo
>
> Any ideas on how to debug this?
>
> Ulrich
>



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