Re: [Springframework-developer] Spring & JMX

[Mark P. <Mar...@Co...>]

Hi,
We are using the commons-modeler on a current project, no problems as far
as that package is concerned, so I think it would be a good foundation
use.
- Mark

> Colin,
>
> Why don't you check it into the sandbox?
>
> I've also been thinking about a contrib area...it would be good to have
> some
> way of sharing code that may or may not ever make it into Spring
> proper--for
> example, code useful to a lot of users, but not really a part of the
> framework.
>
> Regards,
> Rod
>
> ----- Original Message -----
> From: "Colin Sampaleanu" <col...@ex...>
> To: <spr...@li...>
> Sent: Saturday, December 06, 2003 5:35 PM
> Subject: Re: [Springframework-developer] Spring & JMX
>
>
>> I have some code (donated by a friend), which can automatically expose
>> beans in a Spring context via BeanPostProcessor. It's pretty simplistic,
>> but I can also post that here if anybody wants to look at it...
>>
>>
>> Rob Butler wrote:
>>
>> >Looks pretty good initially.  I'll take a better look at the links
>> later
> and
>> >have more feedback then.
>> >
>> >Later
>> >Rob
>> >----- Original Message -----
>> >From: "Ivan Ristic" <iv...@we...>
>> >To: <spr...@li...>
>> >Sent: Saturday, December 06, 2003 12:10 PM
>> >Subject: Re: [Springframework-developer] Spring & JMX
>> >
>> >
>> >
>> >
>> >>>>2) Expose normal beans as JMX MBeans. This would allow any bean to
>> >>>>   be manipulated through the JMX protocol. This is also easy to do
>> >>>>   although there is more work involved.
>> >>>>
>> >>>>
>> >>>Actually, I think this can be a lot less work if done right
>> >>>
>> >>>
>> >>   It is a lot easier than I thought:
>> >>
>> >>   There is an Jakarta Commons package called Modeler
>> >>   (http://jakarta.apache.org/commons/modeler.html) that uses an
>> >>   XML definition file and exposes plain beans as managed beans. This
>> >>   is how it looks like:
>> >>
>> >>-----------------
>> >><mbeans-descriptors>
>> >>
>> >><mbean name="redBean" description="Red Bean" type="Bean">
>> >>     <attribute name="color" description="The color of the bean"
>> >>      type="java.lang.String" />
>> >></mbean>
>> >>
>> >><!-- the same class but expose two attributes instead of one -->
>> >><mbean name="bean" description="Blue Bean" type="Bean">
>> >>     <attribute name="color" description="The color of the bean"
>> >>      type="java.lang.String" />
>> >>
>> >>     <attribute name="name" description="The name of the bean"
>> >>      type="java.lang.String" />
>> >></mbean>
>> >>
>> >></mbeans-descriptors>
>> >>-----------------
>> >>
>> >>   Therefore all one needs to do is:
>> >>
>> >>   1) Prepare an XML definition file specifying for each bean which
>> >>      attributes and methods to expose.
>> >>
>> >>   2) List the beans in an application context, and create
>> >>      managed beans using the definition file.
>> >>
>> >>   Here's a link to the ONLamp article explaining how the
>> >>   Modeler is used:
>> >>
>> >>   http://www.onjava.com/pub/a/onjava/2003/07/09/commons.html
>> >>
>> >>   This Eclipse JMX plugin seems to work all right
>> >>   http://www.xtremej.com/ and you can use it to remotely connect to
>> >>   the exposed beans, get/set attributes and invoke methods.
>> >>
>> >>   Spring could supply an abstract helper class for JMX
>> >>   integration (AbstractJMXBridge). The class would need to be
> subclassed
>> >>   to provide a method to create the JMX-related stuff (create the
>> >>   MBeanServer, and configure it).
>> >>
>> >>   Thoughts?
>> >>
>> >>--
>> >>ModSecurity (http://www.modsecurity.org)
>> >>[ Open source IDS for Web applications ]
>> >>
>> >>
>> >>
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