[jboss-as7-dev] cli terminal changes

[Brian Stansberry]

We're past the cutoff for component changes anyway, so have no fear!

On 5/7/12 5:16 AM, Darran Lofthouse wrote:
> Hi Alexey,
>
> No concerns about the actual change but just in case anyone asks for it
> please do not get a pull request into AS 7.1.2.
>
> Before this makes it into an actual release I would like to take some
> time myself to verify the security integrations as those used some
> specific features such as not echoing passwords and suspending history
> capture.
>
> Regards,
> Darran Lofthouse.
>
>
> On 05/07/2012 07:18 AM, Alexey Loubyansky wrote:
>> I'd like to let everybody know that thanks to Stale's efforts we are
>> switching from jline to Stale's jreadline project as the base
>> console/terminal for the CLI.
>>
>> jline has a number of bugs that we can't do anything about. jreadline
>> has fixed those and Stale is happy to continue improving things.
>>
>> Of course, a few changes will come along with the switch. They are
>>
>> - the ordering of columns are different compared to jline, jreadline
>> does it similar to bash;
>> - tab-completion is more like bash, i.e. if there are 'file' and
>> 'file2', completing 'f' will result in 'file' w/o showing 'file2'
>> candidate (like jline would do) unless the tab key is pressed after 'file';
>> - there are no more files that are read to enable key bindings. By
>> default emacs-mode is enabled, but vi-mode is also supported. jreadline
>> has more keybindings compared to jline and also follows what's default
>> in bash;
>> - atm reading the ~/.inputrc is not enabled, but we could enable if
>> necessary. If people have defined vi-mode, it will catch it and enable
>> vi-mode by default;
>> - undo and redo is another new feature afaik.
>>
>> In the future it will also be possible to customize different bindings
>> to different actions in that file, but its not supported now.
>>
>> Here are a couple of major issues that'll be fixed with the switch:
>> - to be able to navigate and edit commands that spread across multiple
>> lines (AS7-2615 Backspace doesn't work over linebreaks);
>> - AS7-2436 clear screen doesn't work on windows 7.
>>
>>
>> The pull request hasn't been sent yet. It's just a warning that this is
>> coming.
>>
>> Please, let us know if you have any concerns about this.
>>
>> Thanks,
>> Alexey
>> _______________________________________________
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-- 
Brian Stansberry
Principal Software Engineer
JBoss by Red Hat