Haaa, I got it ! jena-3.1.0 brings the exception, jena-3.1.1 does not . cd ~/apps/apache-jena-3.1.0 ; JENA= ; for f in lib/*; do JENA=$JENA:$f; done ; javac -cp $JENA ReadMgr.java ; java -cp $JENA ReadMgr log4j:WARN No appenders could be found for logger (Jena). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. *org.apache.jena.riot.RiotException: [line: 1863, col: 13] Failed to find a prefix name or keyword: –(8211;0x2013)*
2017-01-20 9:18 GMT+01:00 Jean-Marc Vanel <[email protected]>: > > > 2017-01-19 22:26 GMT+01:00 Andy Seaborne <[email protected]>: > >> I get the parse error message with that code. >> > > This is strange. I can't think of a reason for this difference in > execution. My impression is that the exceptions worked some weeks or a few > months ago. And what has changed since is the Ubuntu OS updates. > > I tried both these Java JDK: > > $ java -version > openjdk version "1.8.0_111" > OpenJDK Runtime Environment (build 1.8.0_111-8u111-b14-2ubuntu0.1 > 6.10.2-b14) > OpenJDK 64-Bit Server VM (build 25.111-b14, mixed mode) > > java -version > java version "1.8.0_121" > Java(TM) SE Runtime Environment (build 1.8.0_121-b13) > Java HotSpot(TM) 64-Bit Server VM (build 25.121-b13, mixed mode) > > My OS is > uname -a > Linux jmv-SMBIOSation 4.8.0-34-generic #36-Ubuntu SMP Wed Dec 21 17:24:18 > UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > > > Instead of working in a Scala eclipse environment, I downloaded a fresh > Jena 3.1.1, and tried again: SAME THING ! > > cd ~/apps/apache-jena-3.1.1 > for f in lib/*; do JENA=$JENA:$f; done > javac -cp $JENA ReadMgr.java > java -cp $JENA ReadMgr > log4j:WARN No appenders could be found for logger (Jena). > log4j:WARN Please initialize the log4j system properly. > log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for > more info. > *size 0* > > You can force the use of, say RDF/XML, by opening the connection directly >> with HttpOp. You then have to tell the parse the syntax and base URI: >> > > This I will do systematically, because as you explained , Turtle is > fragile. But of course, I must understand why the exception does not occur, > and the reading also does not occur. > > > >> try { >> Graph g = GraphFactory.createDefaultGraph(); >> String uri = "http://dbpedia.org/resource/Rome";; >> try ( TypedInputStream in = HttpOp.execHttpGet(uri, >> "application/rdf+xml") ) { >> RDFDataMgr.read(g, in, uri, Lang.RDFXML); >> } >> System.out.println("size " + g.size()); >> } catch (Throwable e) { >> System.err.println(e); >> } >> >> ==> >> >> size 8142 >> >> Andy >> >> >> On 19/01/17 16:52, Jean-Marc Vanel wrote: >> >>> import org.apache.jena.graph.Graph; >>> import org.apache.jena.riot.RDFDataMgr; >>> >>> public class ReadMgr { >>> public static void main(String[] args) { >>> try { >>> Graph g = RDFDataMgr.loadGraph("http://d >>> bpedia.org/resource/Rome >>> "); >>> System.out.println("size " + g.size()); >>> } catch (Throwable e) { >>> System.err.println(e); >>> } >>> } >>> } >>> >> > > > -- > Jean-Marc Vanel > Profil: http://163.172.179.125:9111/display?displayuri=http%3A%2F%2F > jmvanel.free.fr%2Fjmv.rdf%23me > Déductions SARL - Consulting, services, training, > Rule-based programming, Semantic Web > +33 (0)6 89 16 29 52 <+33%206%2089%2016%2029%2052> > Twitter: @jmvanel , @jmvanel_fr ; chat: irc://irc.freenode.net#eulergui > -- Jean-Marc Vanel Profil: http://163.172.179.125:9111/display?displayuri=http%3A%2F%2Fjmvanel.free.fr%2Fjmv.rdf%23me Déductions SARL - Consulting, services, training, Rule-based programming, Semantic Web +33 (0)6 89 16 29 52 Twitter: @jmvanel , @jmvanel_fr ; chat: irc://irc.freenode.net#eulergui
