Actually, that's more of a C/C++ coding convention.  (Speaking of which, please 
don't use "I" to start interfaces.)

I prefer to have enums as follows

Public class Vm {
enum State {
  IsRunning,
  Stopped,
}
}

I generally like to write Vm.State.IsRunning  in the code.  It's readable and 
clear.  

As opposed to Vm.State.IS_RUNNING which is a little less readable.  

But the thing I've seen people do is just using IS_RUNNING or State.IsRunning 
which often becomes confusing.  I'm more against that then all caps and 
underscore.

My $.02.  I will caution that any change to existing enums, we have to think 
about how it maps to the database.  If the VO object stores the enum, you'll 
have to either upgrade the database or add methods to the enum so that when 
storing it, it becomes the same.

--Alex

> -----Original Message-----
> From: John Burwell [mailto:jburw...@basho.com]
> Sent: Thursday, July 18, 2013 12:33 PM
> To: dev@cloudstack.apache.org
> Subject: Re: code formatting for enums
> 
> All,
> 
> Another thing I have noticed is that enum values are not capitalized.  General
> coding convention is that enum values are declared in all caps using an
> underscore to separate words.  I notice that our coding conventions are
> silent on enumerations.  Any opposition to adding this rule to our coding
> conventions?
> 
> Thanks,
> -John
> 
> On Jul 17, 2013, at 12:24 PM, Alex Huang <alex.hu...@citrix.com> wrote:
> 
> > That's because the first rule of auto-formatting is do no harm.
> >
> > The formatter is set not to screw with lines that are already wrapped
> assuming the previous developer intended it that way.
> >
> > --Alex
> >
> >> -----Original Message-----
> >> From: Daan Hoogland [mailto:daan.hoogl...@gmail.com]
> >> Sent: Wednesday, July 17, 2013 8:23 AM
> >> To: dev
> >> Subject: Re: code formatting for enums
> >>
> >> thanks,
> >> it doesn't correct back to the one per line format, but at least it
> >> doesn't garble the enum when right anymore.
> >>
> >>
> >>
> >> On Wed, Jul 17, 2013 at 4:24 PM, Alex Huang <alex.hu...@citrix.com>
> wrote:
> >>
> >>> Windows->Preferences
> >>> Java->Formatter
> >>> Click on Edit in Active Profiles
> >>> Line Wrapping tab
> >>> Look for 'enum' declaration->Constants Select Wrap all elements,
> >>> every element on a new line in the "Line Wrapping policy:" drop down
> >>>
> >>> --Alex
> >>>
> >>>
> >>>> -----Original Message-----
> >>>> From: Daan Hoogland [mailto:daan.hoogl...@gmail.com]
> >>>> Sent: Wednesday, July 17, 2013 6:22 AM
> >>>> To: dev
> >>>> Subject: code formatting for enums
> >>>>
> >>>> H,
> >>>>
> >>>> I am working on Networks with the eclipse.epf file loaded. Now the
> >>>> enum BroadcastDomainType gets saved as
> >>>>        Native(null, null), Vlan("vlan", Integer.class), Vswitch("vs",
> >>>>                String.class), LinkLocal(null, null), Vnet("vnet",
> >>> Long.class), Storage(
> >>>>                "storage", Integer.class), Lswitch("lswitch",
> >>> String.class), Mido(
> >>>>                "mido", String.class), Pvlan("pvlan", String.class),
> >>> UnDecided(
> >>>>                null, null);
> >>>> instead of
> >>>>        Native(null, null),
> >>>>        Vlan("vlan", Integer.class),
> >>>>        Vswitch("vs", String.class),
> >>>>        LinkLocal(null, null),
> >>>>        Vnet("vnet", Long.class),
> >>>>        Storage("storage", Integer.class),
> >>>>        Lswitch("lswitch", String.class),
> >>>>        Mido("mido", String.class),
> >>>>        Pvlan("pvlan", String.class),
> >>>>        UnDecided(null, null);
> >>>> anybody know how to fix this?
> >>>>
> >>>> thanks,
> >>>> Daan
> >>>

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