Re: 2nd gen Io
Steve Dekorte <[email protected]> Sat, 8 Mar 2014 18:22:24 -0800
| Newsgroups | gmane.comp.lang.io |
|---|---|
| Message-ID | <[email protected]> |
--SKtmS6tXDGHoYgsUgEjpIOGYibDGBeUQVIIyWHx Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Would be interesting to see. :) On Mar 6, 2014, at 11:51 PM, Scott Solmonson <[email protected]> wrote: > Why stop there? >=20 > Why not sign every object from a root instance seed from the initial Lobb= y? Startup time would be increased hilariously, but in the "reusable object= " paradigm once they're up, they're up. And a chain of authorization can th= en exist that effortlessly overflows across cores, systems, and distance au= tomagically. >=20 > -SS >=20 > -- >=20 > NUNQUAM NON PARATUS =E2=98=A4 INCITATUS =C3=86TERNUS =E3=83=BD(=C2=B4=E2= =97=87=EF=BD=80)=E3=83=8E >=20 > V/T: 00.1.408.718.6290 >=20 > Skype: Scott Solmonson >=20 >=20 >=20 > On Thu, Mar 6, 2014 at 4:28 PM, Steve Dekorte <[email protected]> wrote: >=20 > I=E2=80=99d like to make the things that tend to be re-implemented in typ= ical projects part of the language - security, persistence, concurrency, di= stribution and user interaction. All of these could be seen as mapping prob= lems and their solution as adding explicit mapping boundaries. >=20 > The first idea (which was probably already done in Smalltalk in 1980s) is= to add a pointer to each object in the system to it=E2=80=99s =E2=80=9Cown= er=E2=80=9D and have object ownership domains where the domain leader is an= actor/process whose execution thread is used for processing all messages s= ent to objects within it=E2=80=99s domain. Any object can become a domain o= f the objects below it in the ownership graph. Domain boundaries are used t= o solve the problems of security (tracking and verifying authority to invok= e behaviors), concurrency (avoid unexpected state changes, closely associat= e execution with the state it will be working on), distribution and persist= ence (boundaries determine the state which needs to be persisted or moved). >=20 > Part of the persistence component is to support the indexing and lazy loa= ding of individual objects and standard representations that can be externa= lly manipulated and returned and merged with an optimistic locking mechanis= m. >=20 > The user interaction part involves extending slots to have metadata and a= standard set of properties which are used for the interface mapping. >=20 > This would be a big project but hopefully there will be time in the futur= e to take a stab at it. >=20 > Sorry for the delay in responding, > Steve >=20 > On Feb 24, 2014, at 6:06 AM, [email protected] wrote: > > Come on Steve, there are Io fans who wanna hear about it! Let us chat. > > > > Selon Steve Dekorte <[email protected]>: > >> > >> On Feb 19, 2014, at 1:28 AM, [email protected] wrote: > >>> Hi all, > >>> > >>> When there's no matching slot, the "forward" slot is activated. > >>> > >>> I have this idea about a "before" slot: > >>> > >>> If "before" doesn't exist, everything works as usual. > >>> > >>> If "before" exists, it is always activated (and it receives the messa= ge) > >> before > >>> the slot lookup. Then, it produces a message (possibly the same) whic= h will > >> be > >>> treated as usual. > >>> > >>> This could be used to test whether the sender as the "right" to acces= s a > >>> particular slot, for example. > >> > >> Hi Julien, > >> > >> I like the idea. On my list for a 2nd gen Io is some form of support f= or > >> rights on all objects. > >> > >>> Is there already a way to do this at user level? > >> > >> You can get the same effect using a proxy to forward message to the re= al > >> object. > >> Io uses proxies for futures and supports turning all references of one= object > >> to another. > >> > >>> Also, would anybody have a little constructive criticism about Io? > >> > >> Always welcome! :) > >> > >> Steve >=20 >=20 >=20 >=20 >=20 > ------------------------------------ >=20 > Yahoo Groups Links >=20 >=20 >=20 >=20 >=20 >=20 >=20 --SKtmS6tXDGHoYgsUgEjpIOGYibDGBeUQVIIyWHx Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/htm= l4/strict.dtd"> <html> <head> </head> =20 <body style=3D"background-color: #fff;"> <span style=3D"display:none"> </span> <!--~-|**|PrettyHtmlStartT|**|-~--> <div id=3D"ygrp-mlmsg" style=3D"position:relative;"> <div id=3D"ygrp-msg" style=3D"z-index: 1;"> <!--~-|**|PrettyHtmlEndT|**|-~--> <div id=3D"ygrp-text" > =20=20=20=20=20=20 =20=20=20=20=20=20 <p><br> Would be interesting to see. :)<br> <br> On Mar 6, 2014, at 11:51 PM, Scott Solmonson <[email protected]> wrot= e:<br> > Why stop there?<br> > <br> > Why not sign every object from a root instance seed from the initial L= obby? Startup time would be increased hilariously, but in the "reusabl= e object" paradigm once they're up, they're up. And a chain of= authorization can then exist that effortlessly overflows across cores, sys= tems, and distance automagically.<br> > <br> > -SS<br> > <br> > --<br> > <br> > NUNQUAM NON PARATUS =E2=98=A4 INCITATUS =C3=86TERNUS =E3=83=BD(=C2=B4= =E2=97=87=EF=BD=80)=E3=83=8E<br> > <br> > V/T: 00.1.408.718.6290<br> > <br> > Skype: Scott Solmonson<br> > <br> > <br> > <br> > On Thu, Mar 6, 2014 at 4:28 PM, Steve Dekorte <[email protected]>= ; wrote:<br> > <br> > I=E2=80=99d like to make the things that tend to be re-implemented in = typical projects part of the language - security, persistence, concurrency,= distribution and user interaction. All of these could be seen as mapping p= roblems and their solution as adding explicit mapping boundaries.<br> > <br> > The first idea (which was probably already done in Smalltalk in 1980s)= is to add a pointer to each object in the system to it=E2=80=99s =E2=80=9C= owner=E2=80=9D and have object ownership domains where the domain leader is= an actor/process whose execution thread is used for processing all message= s sent to objects within it=E2=80=99s domain. Any object can become a domai= n of the objects below it in the ownership graph. Domain boundaries are use= d to solve the problems of security (tracking and verifying authority to in= voke behaviors), concurrency (avoid unexpected state changes, closely assoc= iate execution with the state it will be working on), distribution and pers= istence (boundaries determine the state which needs to be persisted or move= d).<br> > <br> > Part of the persistence component is to support the indexing and lazy = loading of individual objects and standard representations that can be exte= rnally manipulated and returned and merged with an optimistic locking mecha= nism.<br> > <br> > The user interaction part involves extending slots to have metadata an= d a standard set of properties which are used for the interface mapping.<br= > > <br> > This would be a big project but hopefully there will be time in the fu= ture to take a stab at it.<br> > <br> > Sorry for the delay in responding,<br> > Steve<br> > <br> > On Feb 24, 2014, at 6:06 AM, [email protected] wrote:<br> > > Come on Steve, there are Io fans who wanna hear about it! Let us = chat.<br> > ><br> > > Selon Steve Dekorte <[email protected]>:<br> > >><br> > >> On Feb 19, 2014, at 1:28 AM, [email protected] wrote:<br> > >>> Hi all,<br> > >>><br> > >>> When there's no matching slot, the "forward"= ; slot is activated.<br> > >>><br> > >>> I have this idea about a "before" slot:<br> > >>><br> > >>> If "before" doesn't exist, everything works= as usual.<br> > >>><br> > >>> If "before" exists, it is always activated (and= it receives the message)<br> > >> before<br> > >>> the slot lookup. Then, it produces a message (possibly th= e same) which will<br> > >> be<br> > >>> treated as usual.<br> > >>><br> > >>> This could be used to test whether the sender as the &quo= t;right" to access a<br> > >>> particular slot, for example.<br> > >><br> > >> Hi Julien,<br> > >><br> > >> I like the idea. On my list for a 2nd gen Io is some form of = support for<br> > >> rights on all objects.<br> > >><br> > >>> Is there already a way to do this at user level?<br> > >><br> > >> You can get the same effect using a proxy to forward message = to the real<br> > >> object.<br> > >> Io uses proxies for futures and supports turning all referenc= es of one object<br> > >> to another.<br> > >><br> > >>> Also, would anybody have a little constructive criticism = about Io?<br> > >><br> > >> Always welcome! :)<br> > >><br> > >> Steve<br> > <br> > <br> > <br> > <br> > <br> > ------------------------------------<br> > <br> > Yahoo Groups Links<br> > <br> > <br> > <br> > <br> > <br> > <br> > <br> <br> </p> </div> =20=20=20=20=20 <!--~-|**|PrettyHtmlStart|**|-~--> <div style=3D"color: #fff; height: 0;">__._,_.___</div> =20=20=20=20=20=20=20=20=20=20 =20=20 =20=20=20=20 <div style=3D"clear:both"> </div> <table cellspacing=3D4px style=3D"margin-top: 20px; margin-bottom: 10px= ;"> <tbody> <tr> <td style=3D"font-size: 12px; font-family: arial; font-weight: bo= ld; padding: 7px 5px 5px; color: #FFF; background-color: #F2F2F2; border: 1= px solid #EAEAEA " > <a style=3D"text-decoration: none; color: #2D50FD= " href=3D"https://groups.yahoo.com/group/iolanguage/post;_ylc=3DX3oDMTJxbGR= la3VoBF9TAzk3MzU5NzE0BGdycElkAzY2Nzc0NzYEZ3Jwc3BJZAMxNzA1MDA2NzY0BG1zZ0lkAz= EzMzU0BHNlYwNmdHIEc2xrA3JwbHkEc3RpbWUDMTM5NDMzMTc0NA--?act=3Dreply&messageN= um=3D13354">Reply via web post</a> </td> <td style=3D"font-size: 12px; font-family: arial; padding: 7px 5p= x 5px; color: #FFF; background-color: #F2F2F2; border: 1px solid #EAEAEA; "= > <a href=3D"mailto:[email protected]?subject=3DRe%3A%20%5BIo%5D%= 202nd%20gen%20Io" style=3D"text-decoration: none; color: #2D50FD;"> Reply to sender </a>=20 </td> <td style=3D"font-size: 12px; font-family: arial; padding: 7px 5p= x 5px; color: #FFF; background-color: #F2F2F2; border: 1px solid #EAEAEA; "= > <a href=3D"mailto:[email protected]?subject=3DRe%3A%20= %5BIo%5D%202nd%20gen%20Io" style=3D"text-decoration: none; color: #2D50FD"> Reply to group </a>=20 </td> <td style=3D"font-size: 12px; font-family: arial; padding: 7px 5p= x 5px; color: #FFF; background-color: #F2F2F2; border: 1px solid #EAEAEA; "= > <a href=3D"https://groups.yahoo.com/group/iolanguage/post;_ylc= =3DX3oDMTJlOHE0cmdzBF9TAzk3MzU5NzE0BGdycElkAzY2Nzc0NzYEZ3Jwc3BJZAMxNzA1MDA2= NzY0BHNlYwNmdHIEc2xrA250cGMEc3RpbWUDMTM5NDMzMTc0NA--" style=3D"text-decorat= ion: none; color: #2D50FD">Start a New Topic</a> </td> <td style=3D"font-size: 12px; font-family: arial; padding: 7px 5p= x 5px; color: #2D50FD; background-color: #F2F2F2; border: 1px solid #EAEAEA= ; " > <a href=3D"https://groups.yahoo.com/group/iolan= guage/message/13345;_ylc=3DX3oDMTM2MmFlcjB2BF9TAzk3MzU5NzE0BGdycElkAzY2Nzc0= NzYEZ3Jwc3BJZAMxNzA1MDA2NzY0BG1zZ0lkAzEzMzU0BHNlYwNmdHIEc2xrA3Z0cGMEc3RpbWU= DMTM5NDMzMTc0NAR0cGNJZAMxMzM0NQ--" style=3D"text-decoration: none; color: #= 2D50FD;">Messages in this topic</a> (7) </td> </tr> </tbody> </table> =20=20=20=20=20=20=20=20 <!------- Start Nav Bar ------> <!-- |**|begin egp html banner|**| --> <!-- |**|end egp html banner|**| --> =20 <!-- |**|begin egp html banner|**| --> <div id=3D"ygrp-vital" style=3D"background-color: #f2f2f2; font-family: Ver= dana; font-size: 10px; margin-bottom: 10px; padding: 10px;"> <span id=3D"vithd" style=3D"font-weight: bold; color: #333; text-transf= orm: uppercase; "><a href=3D"https://groups.yahoo.com/group/iolanguage;_ylc= =3DX3oDMTJlZHJtbm9qBF9TAzk3MzU5NzE0BGdycElkAzY2Nzc0NzYEZ3Jwc3BJZAMxNzA1MDA2= NzY0BHNlYwN2dGwEc2xrA3ZnaHAEc3RpbWUDMTM5NDMzMTc0NA--" style=3D"text-decorat= ion: none;">Visit Your Group</a></span> <ul style=3D"list-style-type: none; margin: 0; padding: 0; display: in= line;"> </ul> </div> <div id=3D"ft" style=3D"font-family: Arial; font-size: 11px; margin-top: 5p= x; padding: 0 2px 0 0; clear: both;"> <a href=3D"https://groups.yahoo.com/;_ylc=3DX3oDMTJkZzc4azhoBF9TAzk3MzU5N= zE0BGdycElkAzY2Nzc0NzYEZ3Jwc3BJZAMxNzA1MDA2NzY0BHNlYwNmdHIEc2xrA2dmcARzdGlt= ZQMxMzk0MzMxNzQ0" style=3D"float: left;"><img src=3D"http://l.yimg.com/ru/s= tatic/images/yg/img/email/new_logo/logo-groups-137x15.png" height=3D"15" wi= dth=3D"137" alt=3D"Yahoo! 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