Could it be that I need to rename the JAR files? As far as I can tell everything is pointing in the correct direction. The JAR files currently have the version number in their name.
Does the .java file have to be in a specific location or do I need to have a package identifier included in the file? I previously removed the pack identifier (package jena.examples.rdf ;) based on a Stackoverflow page. On Sun, Apr 22, 2018 at 3:03 PM, Cumulative Knowledge < [email protected]> wrote: > I think I must be getting closer, but I'm still getting the same error. > Now that I'm escaping the *, the path seems correct. > > Here are my current environmental variable settings: > > $ echo $JAVA_HOME > /Library/Java/JavaVirtualMachines/jdk1.8.0_111.jdk/Contents/Home > > $JENA_HOME > /Users/username/Documents/jena/apachejena370 > > echo $JENAROOT > /Users/username/Documents/jena/apachejena370 > > $ echo $CLASSPATH > /Library/Java/JavaVirtualMachines/jdk1.8.0_111.jdk/Contents/ > Home/bin:/Users/username/Documents/jena/apachejena370/lib/* > > When I run the code: > > $ sudo java Tutorial01 > Exception in thread "main" java.lang.NoClassDefFoundError: > org/apache/jena/rdf/model/ModelFactory > at Tutorial01.main(Tutorial01.java:34) > Caused by: java.lang.ClassNotFoundException: > org.apache.jena.rdf.model.ModelFactory > at java.net.URLClassLoader.findClass(URLClassLoader.java:381) > at java.lang.ClassLoader.loadClass(ClassLoader.java:424) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) > at java.lang.ClassLoader.loadClass(ClassLoader.java:357) > ... 1 more > > > I've also somehow broken something because javac is no longer working: > $ sudo javac Tutorial01.java > > Tutorial01.java:21: error: package org.apache.jena.rdf.model does not exist > import org.apache.jena.rdf.model.*; > ^ > Tutorial01.java:22: error: package org.apache.jena.vocabulary does not > exist > import org.apache.jena.vocabulary.*; > ^ > Tutorial01.java:34: error: cannot find symbol > Model model = ModelFactory.createDefaultModel(); > ^ > symbol: class Model > location: class Tutorial01 > Tutorial01.java:34: error: cannot find symbol > Model model = ModelFactory.createDefaultModel(); > ^ > symbol: variable ModelFactory > location: class Tutorial01 > Tutorial01.java:37: error: cannot find symbol > Resource johnSmith = model.createResource(personURI); > ^ > symbol: class Resource > location: class Tutorial01 > Tutorial01.java:40: error: cannot find symbol > johnSmith.addProperty(VCARD.FN, fullName); > ^ > symbol: variable VCARD > location: class Tutorial01 > 6 errors > > On Sun, Apr 22, 2018 at 12:49 PM, Andy Seaborne <[email protected]> wrote: > >> >> >> On 22/04/18 19:28, Cumulative Knowledge wrote: >> >>> Hi Andy, >>> >>> Thanks for the help. I'm still getting the same error. Right now I >>> have JENAROOT and JENA_HOME set to the same path. >>> >>> I added classpath like so: >>> $ export CLASSPATH=$CLASSPATH:$JENA_HOME/lib/* >>> >>> >> You need to escape the * to stop it be shell expansion. The * needs to be >> passed to java. >> >> export CLASSPATH=$CLASSPATH:$JENA_HOME/lib/\* >> >> Here is what my current classpath: >>> $ echo $CLASSPATH >>> >> >> This does not agree with the line above - no ":" after whatever >> $CLASSPATH was before the export. >> >> /Users/username/Documents/jena/apachejena370/lib/collection-0.7.jar >>> /Users/username/Documents/jena/apachejena370/lib/commons-cli-1.4.jar >>> /Users/username/Documents/jena/apachejena370/lib/commons-codec-1.11.jar >>> /Users/username/Documents/jena/apachejena370/lib/commons-csv-1.5.jar >>> /Users/username/Documents/jena/apachejena370/lib/commons-io-2.6.jar >>> /Users/username/Documents/jena/apachejena370/lib/commons-lang3-3.4.jar >>> /Users/username/Documents/jena/apachejena370/lib/httpclient-4.5.3.jar >>> /Users/username/Documents/jena/apachejena370/lib/httpclient- >>> cache-4.5.3.jar >>> /Users/username/Documents/jena/apachejena370/lib/httpcore-4.4.6.jar >>> /Users/username/Documents/jena/apachejena370/lib/jackson-ann >>> otations-2.9.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jackson-core-2.9.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jackson-dat >>> abind-2.9.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jcl-over-sl >>> f4j-1.7.25.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-arq-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-base-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-cmds-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-core-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-dboe-b >>> ase-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-dboe-i >>> ndex-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-dboe-t >>> rans-data-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-dboe-t >>> ransaction-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-iri-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-rdfcon >>> nection-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-shaded >>> -guava-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-tdb-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jena-tdb2-3.7.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/jsonld-java-0.11.1.jar >>> /Users/username/Documents/jena/apachejena370/lib/libthrift-0.10.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/log4j-1.2.17.jar >>> /Users/username/Documents/jena/apachejena370/lib/slf4j-api-1.7.25.jar >>> /Users/username/Documents/jena/apachejena370/lib/slf4j-log4j >>> 12-1.7.25.jar >>> /Users/username/Documents/jena/apachejena370/lib/xercesImpl-2.11.0.jar >>> /Users/username/Documents/jena/apachejena370/lib/xml-apis-1.4.01.jar >>> >>> >>> Any thoughts? >>> >>> Thanks, >>> Louis >>> >>> On Sun, Apr 22, 2018 at 1:42 AM, Andy Seaborne <[email protected]> wrote: >>> >>> Louis, >>>> >>>> The exception means that the classpth does not contain the jena-core >>>> jar. >>>> Put all the jars from the distribution lib directory in the classpath. >>>> Nowadays in java you can put '...\lib\*' on the classpath and it will >>>> include all the jars in that directory. >>>> >>>> See the bat scripts in the download or >>>> https://github.com/apache/jena/tree/master/apache-jena/bat >>>> >>>> then print out the classpath to make sure it is right. >>>> >>>> Andy >>>> >>>> On 21/04/18 20:53, Cumulative Knowledge wrote: >>>> >>>> I'm getting Apache Jena set up and am having some issues. I think my >>>>> issue >>>>> is with environment variable, but I'm not sure. >>>>> >>>>> Here is what I've posted on Stack Overflow: >>>>> >>>>> Based on this tutorial >>>>> <http://staff.um.edu.mt/cabe2/lectures/webscience/docs/jena.pdf> I've >>>>> gotten my workspace set up. I've removed the package identifier from my >>>>> code >>>>> >>>>> >>>> The way to call main is to use it's full name, package included: >>>> >>>> java -cp ... <fullname> >>>> >>>> java -cp ... a.b.C >>>> >>>> where C has the static main method >>>> >>>> <https://stackoverflow.com/questions/36402759/error-could- >>>> >>>>> not-find-or-load-main-class-classdemo> >>>>> . >>>>> >>>>> Now I get this error: >>>>> >>>>> Exception in thread "main" java.lang.NoClassDefFoundError: >>>>> org/apache/jena/rdf/model/ModelFactory at >>>>> Tutorial01.main(Tutorial01.java:34) >>>>> Caused by: java.lang.ClassNotFoundException: >>>>> org.apache.jena.rdf.model.ModelFactory >>>>> at java.net.URLClassLoader.findClass(URLClassLoader.java:381) >>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:424) >>>>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) >>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:357) >>>>> >>>>> I think it's a JENAROOT Issue. I think I'm setting it and adding it >>>>> <https://stackoverflow.com/questions/28177971/tdbloader2-fai >>>>> ls-with-classpath-error/28181902#28181902> >>>>> to the path correctly. It's also mentioned here >>>>> <https://jena.apache.org/documentation/tools/>, but I haven't been >>>>> able >>>>> to >>>>> troubleshoot it yet. >>>>> >>>>> Anybody can point me in the right direction? >>>>> Thanks, >>>>> Louis >>>>> >>>>> >>>>> >>> >
