Max, well the ConfigurationOfFuel in Pharo 3 does not know Fuel 1.9.4
and in Pharo 4 there is no ConfigurationOfFuel neither in the image (ConfigBrowser) nor on http://smalltalkhub.mc/Pharo/MetaRepoForPharo40/main what's up? do I oversee somthing relevant ? Johannes Am 30.04.15 um 15:04 schrieb Max Leske: > >> On 30 Apr 2015, at 14:40, Mariano Martinez Peck <marianop...@gmail.com >> <mailto:marianop...@gmail.com>> wrote: >> >> Johannes, >> >> The simples approach is that you materialize your object in 3.0, then >> load the same version as fuel from pharo 4.0 and then serialize again >> in 3.0. > > That should work without problems now. Just be aware that some things > have changed dramatically (e.g. MethodContext no longer exists, instead > there is now Context). For most of the objects however, migration should > work fine when you use the Pharo 4 version (1.9.4) in Pharo 3. > >> After that, you can materialize in 4.0. >> The other alternative is that in 4.0 you load older version of Fuel >> (the one in 3.0), then import, the expert, then load new fuel again. >> >> I have been doing this since Pharo 1.4 until 4.0 since my client's app >> also uses Fuel. And the process was always quite simple and only once >> per release. >> >> Migration is something we miss in Fuel..and even if we have promised >> to keep format unchanged, sometimes the evolution of Pharo itself (not >> the internal Fuel format representation) makes the format to be broken >> from one version to the other. So until we have a better automagic >> migration tool, the above trick should work. >> >> Also...see this >> link: >> http://rmod.inria.fr/web/software/Fuel/Version1.9/Documentation/FormatMigration >> >> >> Btw...here is the scrip I used to migrate from 1.8 to 1.9... this is >> just an EXAMPLE of how you can do it..but do not copy it becuase it >> uses old version of the code repositories, etc... >> >> >> >> | oldVersion newVersion fileNames objectsByFileName materializerClass | >> >> oldVersion := '1.8'. >> newVersion := '1.9'. >> fileNames := #( >> >> '/Users/mariano/XXX/aaaaDB.fdb' >> '/Users/mariano/XXX/bbbbDB.fdb' >> '/Users/mariano/XXX/ccccDB.fdb' >> '/Users/mariano/XXX/ddddDB.fdb' >> '/Users/mariano/XXX/eeeeDB.fdb' >> '/Users/mariano/XXX/ffffDB.fdb' >> ). >> objectsByFileName := Dictionary new. >> >> materializerClass := Smalltalk at: #FLMaterializer. >> >> fileNames do: [ :fileName | >> objectsByFileName >> at: fileName >> put: (materializerClass materializeFromFileNamed: fileName). >> FileDirectory default copyFileNamed: fileName toFileNamed: fileName, >> '-', oldVersion asString ]. >> >> Gofer it >> squeaksource3: 'Fuel'; >> package: 'ConfigurationOfFuel'; >> load. > > This is the old repository. You should use > > Gofer it > url: 'http://smalltalkhub.com/mc/Pharo/Fuel/main'; > package: 'ConfigurationOfFuel'; > load. > ((Smalltalk at: #ConfigurationOfFuel) project version: ‘1.9.4') > load. > > > (See > http://rmod.inria.fr/web/software/Fuel/Version1.9/Documentation/Installation) > > >> (ConfigurationOfFuel project version: newVersion) load. >> >> objectsByFileName keysAndValuesDo: [ :fileName :objects | >> FLSerializer >> serialize: objects >> toFileNamed: fileName. >> FileDirectory default copyFileNamed: fileName toFileNamed: fileName, >> '-', newVersion asString >> ]. >> >> >> >> On Thu, Apr 30, 2015 at 9:19 AM, Norbert Hartl <norb...@hartl.name >> <mailto:norb...@hartl.name>> wrote: >> >> >>> Am 30.04.2015 um 14:08 schrieb Johannes Rasche Kreuzberg >>> <johan...@rasche-kreuzberg.de <mailto:johan...@rasche-kreuzberg.de>>: >>> >>> Hi folks, >>> >>> I'm just migrating to Pharo 4.0 >>> >>> On materialization of objects serialized under Pharo 3 >>> an error was raised: different versions numbers ( 194 required ). >>> >>> Where does version 194 come from ? >>> Monticello from Pharo 3 offers 193 >>> >>> Johannes >>> >> You need to add the repository of Fuel, load the ConfigurationOf >> from there and you can upgrade to 1.9.4 >> >> The repository to add is >> >> http://smalltalkhub.com/mc/Pharo/Fuel/main >> >> Norbert >> >> >> >> >> -- >> Mariano >> http://marianopeck.wordpress.com <http://marianopeck.wordpress.com/> > -- /Johannes Rasche Hagelberger Str. 56 10965 Berlin fon +49 30 851 14 92 mobil +49 1577 175 04 75 mail johan...@rasche-kreuzberg.de www http://Rasche-Kreuzberg.de/
