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From Peter Lin <wool...@gmail.com>
Subject Re: adding features to Status servlet
Date Tue, 04 Jan 2005 02:56:45 GMT
that sounds like a good idea :)

look forward to trying it out once mladen checks in the code.

peter


On Mon, 03 Jan 2005 18:44:15 -0800, Costin Manolache
<cmanolache@yahoo.com> wrote:
> Or:
> 
> 1. Wait for Mladen to check in the code
> 2. figure out how to build it and how to install it easily in tomcat (
> and other java applications ).
> 3. probably add one native method. I don't think "wrapping it as apr
> component" makes sense ( apr is not a component system like xpcom ).
> 4. write the java mbean - using the native method and making all
> conversions between the native signature and java style ( if SWT-style
> of jni is used - i.e. using byte[], int pointers, etc - and doing java
> adaptation in java ).
> 
> I'm as curious as you are to see the code and figure out how it can be
> used, I love jni :-)
> 
> Costin
> 
> Peter Lin wrote:
> > So which way would be best/better to proceed?  Since mladen has his
> > apr-java stuff, would it make sense to do this?
> >
> > 1. write native windows dll
> > 2. write apr component
> > 3. use apr-java to wrap apr
> > 4. wrap apr-java with mbeans
> >
> > or
> >
> > 1. write apr component to call system level API
> > 2. use apr-java to wrap apr
> > 3. wrap apr-java with mbeans
> >
> > or
> >
> > something completely different?
> >
> > peter
> >
> >
> > On Mon, 03 Jan 2005 11:21:55 -0800, Costin Manolache
> > <cmanolache@yahoo.com> wrote:
> >
> >>Benson Margulies wrote:
> >>
> >>>For systems with a /proc file system with these statistics, this doesn't
> >>>require any JNI ...
> >>
> >>Yes, there are a lot of ways to workaround java limitations. /proc is
> >>one. But even on linux, a lot is not exposed via /proc, but ioctl.
> >>I guess the goal is not to implement sysinfo, but have a way to get more
> >>platform-specific information and access platform-specific features.
> >>
> >>Costin
> >>
> >>
> >>
> >>>-----Original Message-----
> >>>From: Peter Lin [mailto:woolfel@gmail.com]
> >>>Sent: Monday, January 03, 2005 10:04 AM
> >>>To: Tomcat Developers List
> >>>Subject: Re: adding features to Status servlet
> >>>
> >>>sysinfo on unix/linux should be pretty easy. I've used windows
> >>>performance stats before when i tried to write the equivalent of the
> >>>status servlet for IIS. I will try to write an exe named sysinfo that
> >>>spits out similar performance stats.
> >>>
> >>>how can I help mladen?
> >>>
> >>>peter
> >>>
> >>>
> >>>
> >>>On Mon, 03 Jan 2005 15:55:44 +0100, Mladen Turk <mturk@apache.org>
> >>>wrote:
> >>>
> >>>
> >>>>Peter Lin wrote:
> >>>>
> >>>>
> >>>>>that sounds great. does it have support for sysinfo?  if it does,
> >>>>>I'll try using your apr-java package.
> >>>>>
> >>>>
> >>>>No, but it's up to us to decide what will go inside.
> >>>>APR is included, but I wish to leave that as open as it could be.
> >>>>It already have win32.c,unix.c and netware.c files for platform
> >>>>specific stuff that APR doesn't offer.
> >>>>Having sysinfo sounds good to me. WIN32 has also good performance data
> >>>
> >>>
> >>>>gathering, and I'm sure that Netware has them too.
> >>>>I also wish to include the OS specific things from httpd like setting
> >>>>group, user, sending data to child process, etc...
> >>>>
> >>>>What matters is that we'll have a generic native component, with well
> >>>>defined build and distribution specification.
> >>>>
> >>>>Mladen.
> >>>>
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> >>>>
> >>>>
> >>>
> >>>
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> >>
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> >>
> >>
> 
> 
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