Now, this is the trace: (it's different to the other) org.drools.RuntimeDroolsException: Unable to load dialect ':mvel:null' [stderr] at org.drools.compiler.PackageBuilderConfiguration.addDialect(PackageBuilderConfiguration.java:283) [stderr] at org.drools.compiler.PackageBuilderConfiguration.buildDialectConfigurationMap(PackageBuilderConfiguration.java:268) [stderr] at org.drools.compiler.PackageBuilderConfiguration.init(PackageBuilderConfiguration.java:181) [stderr] at org.drools.compiler.PackageBuilderConfiguration.<init>(PackageBuilderConfiguration.java:159) [stderr] at org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:210) [stderr] at org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:143) [stderr] at org.drools.builder.impl.KnowledgeBuilderFactoryServiceImpl.newKnowledgeBuilder(KnowledgeBuilderFactoryServiceImpl.java:34) [stderr] at org.drools.builder.KnowledgeBuilderFactory.newKnowledgeBuilder(KnowledgeBuilderFactory.java:47) [stderr] at drools.ejemplos.DroolsTest.readKnowledgeBase(DroolsTest.java:94) [stderr] at drools.ejemplos.DroolsTest.execute(DroolsTest.java:68) [stderr] at drools.ejemplos.DroolsTest.<init>(DroolsTest.java:60) [stderr] at drools.ejemplos.Activator.start(Activator.java:14) [stderr] at org.knopflerfish.framework.BundleImpl.start0(BundleImpl.java:356) [stderr] at org.knopflerfish.framework.BundleThread.run(BundleThread.java:107) [stderr] Caused by: java.lang.NullPointerException [stderr] at org.drools.compiler.PackageBuilderConfiguration.addDialect(PackageBuilderConfiguration.java:278) [stderr] ... 13 more
On Tue, Jan 10, 2012 at 6:46 PM, Mauricio Salatino <sala...@gmail.com>wrote: > If it works we can prove that most of the OSGI containers works in the > same way :) > > 2012/1/10 elMateo <soyelma...@gmail.com>: > > Hi Mauricio, > > > > I'm going to test this. > > > > Thank you so much!! > > > > On Tue, Jan 10, 2012 at 6:35 PM, Mauricio Salatino <sala...@gmail.com> > > wrote: > >> > >> Oh.. I see what is happening here.. the Default dialects and session > >> configurations are not being loaded by your OSGI environment :) > >> It took me a while to find that out so I hope this comment helps you > >> to save some valuable time. > >> Solution: you need to add inside your project that is loading the > >> rules the following file: > >> META-INF/drools.packagebuilder.conf > >> > >> That contains the following content: > >> drools.dialect.default = java > >> drools.dialect.java = > >> org.drools.rule.builder.dialect.java.JavaDialectConfiguration > >> drools.dialect.java.compiler = ECLIPSE > >> > >> drools.dialect.mvel = > >> org.drools.rule.builder.dialect.mvel.MVELDialectConfiguration > >> drools.dialect.mvel.strict = true > >> drools.dialect.mvel.langLevel = 4 > >> > >> drools.accumulate.function.average = > >> org.drools.base.accumulators.AverageAccumulateFunction > >> drools.accumulate.function.max = > >> org.drools.base.accumulators.MaxAccumulateFunction > >> drools.accumulate.function.min = > >> org.drools.base.accumulators.MinAccumulateFunction > >> drools.accumulate.function.count = > >> org.drools.base.accumulators.CountAccumulateFunction > >> drools.accumulate.function.sum = > >> org.drools.base.accumulators.SumAccumulateFunction > >> drools.accumulate.function.collectList = > >> org.drools.base.accumulators.CollectListAccumulateFunction > >> drools.accumulate.function.collectSet = > >> org.drools.base.accumulators.CollectSetAccumulateFunction > >> > >> drools.evaluator.coincides = > >> org.drools.base.evaluators.CoincidesEvaluatorDefinition > >> drools.evaluator.before = > >> org.drools.base.evaluators.BeforeEvaluatorDefinition > >> drools.evaluator.after = > >> org.drools.base.evaluators.AfterEvaluatorDefinition > >> drools.evaluator.meets = > >> org.drools.base.evaluators.MeetsEvaluatorDefinition > >> drools.evaluator.metby = > >> org.drools.base.evaluators.MetByEvaluatorDefinition > >> drools.evaluator.overlaps = > >> org.drools.base.evaluators.OverlapsEvaluatorDefinition > >> drools.evaluator.overlappedby = > >> org.drools.base.evaluators.OverlappedByEvaluatorDefinition > >> drools.evaluator.during = > >> org.drools.base.evaluators.DuringEvaluatorDefinition > >> drools.evaluator.includes = > >> org.drools.base.evaluators.IncludesEvaluatorDefinition > >> drools.evaluator.starts = > >> org.drools.base.evaluators.StartsEvaluatorDefinition > >> drools.evaluator.startedby = > >> org.drools.base.evaluators.StartedByEvaluatorDefinition > >> drools.evaluator.finishes = > >> org.drools.base.evaluators.FinishesEvaluatorDefinition > >> drools.evaluator.finishedby = > >> org.drools.base.evaluators.FinishedByEvaluatorDefinition > >> drools.evaluator.equality = > >> org.drools.base.evaluators.EqualityEvaluatorsDefinition > >> drools.evaluator.comparable = > >> org.drools.base.evaluators.ComparableEvaluatorsDefinition > >> drools.evaluator.set = > org.drools.base.evaluators.SetEvaluatorsDefinition > >> drools.evaluator.matches = > >> org.drools.base.evaluators.MatchesEvaluatorsDefinition > >> drools.evaluator.soundslike = > >> org.drools.base.evaluators.SoundslikeEvaluatorsDefinition > >> > >> That is provided by drools-compiler.jar or drools-core.jar (I don't > >> have the code here) but it's not being picked up by the OSGI > >> container. > >> > >> Cheers > >> > >> > >> 2012/1/10 elMateo <soyelma...@gmail.com>: > >> > I'm using Drools 5.4.0 Beta 1 and my DRL is the Hello World of Drools > :) > >> > (all my application is the Hello World of Drools, because I'm trying > to > >> > do a > >> > OSGi bundle with this application). > >> > > >> > In my OSGi framework is running drools.core, drools.compiler and > >> > knowledge-api, and others bundles. > >> > > >> > Thanks for reply me. > >> > > >> > On Tue, Jan 10, 2012 at 6:15 PM, Swindells, Thomas < > tswinde...@nds.com> > >> > wrote: > >> >> > >> >> Looking at the stack trace, if you are on the same version as drools > as > >> >> me > >> >> it looks like it is this line > >> >> this.rule.setDialect( getDialect().getId() ); > >> >> > >> >> The most likely reason is your DRL isn't valid - perhaps where you > are > >> >> specifying the dialect, or it could be your > >> >> Dependencies aren't right or something. > >> >> Which version of drools are you using. Have you tried reducing your > DRL > >> >> file to the minimum that generates the error - then post that DRL if > >> >> you > >> >> need further help. > >> >> > >> >> Thomas > >> >> > >> >> > -----Original Message----- > >> >> > From: rules-users-boun...@lists.jboss.org [mailto:rules-users- > >> >> > boun...@lists.jboss.org] On Behalf Of jjmartinez > >> >> > Sent: 10 January 2012 17:05 > >> >> > To: rules-users@lists.jboss.org > >> >> > Subject: Re: [rules-users] NullPointerException when load file > rules > >> >> > > >> >> > Anybody can help me? I don't know why my application show these > >> >> > errors. > >> >> > > >> >> > Thanks in advance! > >> >> > > >> >> > java.lang.NullPointerException > >> >> at > >> >> > >> >> > org.drools.rule.builder.RuleBuildContext.<init>(RuleBuildContext.java:88) > >> >> at > >> >> org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:1149) > >> >> at > >> >> > org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:636) > >> >> at > >> >> > >> >> > org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:266) > >> >> at > >> >> > >> >> > org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:458) > >> >> at > >> >> > >> >> > org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:28) > >> >> at > >> >> drools.ejemplos.DroolsTest.readKnowledgeBase(DroolsTest.java:85) > >> >> at drools.ejemplos.DroolsTest.execute(DroolsTest.java:64) > >> >> at drools.ejemplos.DroolsTest.<init>(DroolsTest.java:56) > >> >> at drools.ejemplos.Activator.start(Activator.java:14) > >> >> at > >> >> org.knopflerfish.framework.BundleImpl.start0(BundleImpl.java:356) > >> >> at > >> >> org.knopflerfish.framework.BundleThread.run(BundleThread.java:107) > >> >> > >> >> > >> >> > >> >> > >> >> > ************************************************************************************** > >> >> This message is confidential and intended only for the addressee. If > >> >> you > >> >> have received this message in error, please immediately notify the > >> >> postmas...@nds.com and delete it from your system as well as any > >> >> copies. The > >> >> content of e-mails as well as traffic data may be monitored by NDS > for > >> >> employment and security purposes. To protect the environment please > do > >> >> not > >> >> print this e-mail unless necessary. > >> >> > >> >> NDS Limited. Registered Office: One London Road, Staines, Middlesex, > >> >> TW18 > >> >> 4EX, United Kingdom. A company registered in England and Wales. > >> >> Registered > >> >> no. 3080780. VAT no. GB 603 8808 40-00 > >> >> > >> >> > >> >> > ************************************************************************************** > >> >> > >> >> _______________________________________________ > >> >> rules-users mailing list > >> >> rules-users@lists.jboss.org > >> >> https://lists.jboss.org/mailman/listinfo/rules-users > >> > > >> > > >> > > >> > _______________________________________________ > >> > rules-users mailing list > >> > rules-users@lists.jboss.org > >> > https://lists.jboss.org/mailman/listinfo/rules-users > >> > > >> > >> > >> > >> -- > >> - CTO @ http://www.plugtree.com > >> - MyJourney @ http://salaboy.wordpress.com > >> - Co-Founder @ http://www.jugargentina.org > >> - Co-Founder @ http://www.jbug.com.ar > >> > >> - Salatino "Salaboy" Mauricio - > >> > >> _______________________________________________ > >> rules-users mailing list > >> rules-users@lists.jboss.org > >> https://lists.jboss.org/mailman/listinfo/rules-users > > > > > > > > _______________________________________________ > > rules-users mailing list > > rules-users@lists.jboss.org > > https://lists.jboss.org/mailman/listinfo/rules-users > > > > > > -- > - CTO @ http://www.plugtree.com > - MyJourney @ http://salaboy.wordpress.com > - Co-Founder @ http://www.jugargentina.org > - Co-Founder @ http://www.jbug.com.ar > > - Salatino "Salaboy" Mauricio - > > _______________________________________________ > rules-users mailing list > rules-users@lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users >
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