I just downloaded the binary distribution of Fuseki2 and used the ./fuseki_server command to start a server. But I will get the development build.
Just pointing out, I believe that the problem is not only with prefix but with any directives other than the rules, for example, @include <owlmicro> Thank you very much. At.te, Marcelo de Oliveira Costa Machado Em sex., 9 de out. de 2020 às 11:11, Andy Seaborne <[email protected]> escreveu: > > > On 09/10/2020 13:46, Marcelo Machado wrote: > > Yes, that is the problem, ja:rule does not accept some directives. If the > > problem was just prefixes I could resolve that by parsing the entire > > content, however, I use some directives like @include to add other owl > > rules. > > > > If I use ja:rulesFrom with <file://...> everything works fine. But in > that > > case, I have to save the file in my server and I would not like to do > that. > > If not ja:rule I don't know what to do so, I didn't find any doc about > that > > (actually seams that what I want is not possible with fuseki). > > I've created a ticket > https://issues.apache.org/jira/browse/JENA-1977 > > and also a tried a quick hack that didn't cause the test suite to > complain so it may be possible to add the header @-directs (and > incidently comments) processing. > > How are you getting Fuseki? If it is one of the downloads, could you > test a development build which would speed getting a fix done in time > for the next release. > > Andy > > > > > > > At.te, > > > > Marcelo de Oliveira Costa Machado > > > > > > Em sex., 9 de out. de 2020 às 08:47, Andy Seaborne <[email protected]> > > escreveu: > > > >> > >> > >> On 08/10/2020 19:22, Marcelo Machado wrote: > >>> Hello Andy, > >>> > >>> I manually escaped \n and " characters and some errors were corrected, > >>> thanks. However, consider that I want to use the following string > rules > >> ( > >>> string_rules_variable): > >> > >> I think (maybe someone can confirm) ja:rule is one or more rules, but > >> not a full rules file with features of prefixes and other directives. > >> > >> Does a rule if you use URIs? > >> > >> Andy > >> > >>> > >>> #-*-mode: conf-unix-*- > >>> @prefix time: <http://www.w3.org/2006/time#> > >>> @include <owlmicro> > >>> > >>> -> table(owl:sameAs). > >>> > >>> #----------------------------- > >>> > >>> sameAs_symmetry: > >>> (?x owl:sameAs ?y) > >>> -> (?y owl:sameAs ?x). > >>> > >>> And as I said before this is how I am using in fuseki: > >>>> :model_inf a ja:InfModel ; > >>>> ja:baseModel :tdbGraph ; > >>>> ja:reasoner [ > >>>> ja:reasonerURL < > >> http://jena.hpl.hp.com/2003/GenericRuleReasoner> ; > >>>> ja:rule "[string_rules_variable]"`; > >>> > >>> But Fuseki is not recognizing prefix: > >>> > >>> > >>> org.apache.jena.assembler.exceptions.AssemblerException: caught: > >>> Expected '(' at start of clause, found @prefix > >>> > >>> > >>> > >>> Do you have any thoughts on how to solve this? > >>> > >>> Thanks in advance! > >>> > >>> > >>> > >>> > >>> > >>> > >>> At.te, > >>> > >>> Marcelo de Oliveira Costa Machado > >>> > >>> > >>> Em qui., 8 de out. de 2020 às 05:47, Andy Seaborne <[email protected]> > >>> escreveu: > >>> > >>>> > >>>> > >>>> On 08/10/2020 07:41, Marcelo Machado wrote: > >>>>> I am trying to create my own property rules in fuseki. To do so I am > >>>> using > >>>>> the Generic Rule Reasoning that allows me to use my own rules. When I > >> use > >>>>> this strategy with my rules in a file everything works fine: > >>>>> > >>>>> :model_inf a ja:InfModel ; > >>>>> ja:baseModel :tdbGraph ; > >>>>> ja:reasoner [ > >>>>> ja:reasonerURL < > >> http://jena.hpl.hp.com/2003/GenericRuleReasoner> > >>>> ; > >>>>> ja:rulesFrom <file://...> ; > >>>>> ] . > >>>>> > >>>>> However, I would not want to use a file but add the rules directly > as a > >>>>> string. I tried just to copy the content of the rule files that > worked > >> in > >>>>> the example above, but the repository was not created, apparently due > >> to > >>>>> special characters (e.g. #, \n...): > >>>>> > >>>>> :model_inf a ja:InfModel ; > >>>>> ja:baseModel :tdbGraph ; > >>>>> ja:reasoner [ > >>>>> ja:reasonerURL < > >> http://jena.hpl.hp.com/2003/GenericRuleReasoner> > >>>> ; > >>>>> ja:rule "[${string_rules_variable}]"`; > >>>> > >>>> At a minimum that will need Turtle escapes for newlines. A > NodeFormatter > >>>> formst outout - the Turtle rules are available directly via > >>>> EscapeStr.stringEsc(string). > >>>> > >>>> The full grammar details are here: > >> https://www.w3.org/TR/turtle/#terminals > >>>> > >>>> If you need to be it your self, it'll need newline and " handling, > two > >>>> character \n and \" > >>>> > >>>> Andy > >>>> > >>>>> ] . > >>>>> where ${string_rules_variable} (javascript string interpolation) > >> contains > >>>>> the rules read from the file. > >>>>> > >>>>> So, what am I doing wrong? I believe this is about escaping special > >>>>> characters, if so, what would be the way to resolve it? > >>>>> > >>>>> At.te, > >>>>> > >>>>> Marcelo de Oliveira Costa Machado > >>>>> > >>>> > >>> > >> > > >
