drools example does not compile in Eclipse. ------------------------------------------- Key: JBRULES-3022 URL: https://issues.jboss.org/browse/JBRULES-3022 Project: Drools Issue Type: Bug Security Level: Public (Everyone can see) Affects Versions: 5.2.0.M2 Reporter: Jervis Liu Assignee: Mark Proctor Priority: Critical Fix For: 5.2.0.CR1 drools example does not compile in Eclipse. How to reproduce: 1. download drools distribution from https://hudson.qa.jboss.com/hudson/view/Drools%20jBPM/job/drools-5.2.x/3/ 2. generate eclipse project using the pom provided: mvn eclipse:eclipse 3. Import project into Eclipse 4. There are several errors in Eclipse Description Resource Path Location Type [ERR 102] Line 738:55 mismatched input '||' in rule "end_visit" waltzdb.drl /drools-examples/src/main/resources/org/drools/benchmark/waltzdb line 738 Drools Error Description Resource Path Location Type Line 754:0 unexpected exception at input 'rule'. Exception: java.util.EmptyStackException. Stack trace: java.util.EmptyStackException at java.util.Stack.peek(Unknown Source) at java.util.Stack.pop(Unknown Source) at org.drools.lang.ParserHelper.popParaphrases(ParserHelper.java:409) at org.drools.lang.ParserHelper.end(ParserHelper.java:723) at org.drools.lang.DRLParser.rule(DRLParser.java:915) at org.drools.lang.DRLParser.statement(DRLParser.java:248) at org.drools.lang.DRLParser.compilationUnit(DRLParser.java:143) at org.drools.compiler.DrlParser.compile(DrlParser.java:225) at org.drools.compiler.DrlParser.parse(DrlParser.java:64) at org.drools.eclipse.DroolsEclipsePlugin.generateParsedResource(DroolsEclipsePlugin.java:414) at org.drools.eclipse.DroolsEclipsePlugin.generateParsedResource(DroolsEclipsePlugin.java:359) at org.drools.eclipse.DroolsEclipsePlugin.parseResource(DroolsEclipsePlugin.java:272) at org.drools.eclipse.builder.DroolsBuilder.parseDRLFile(DroolsBuilder.java:278) at org.drools.eclipse.builder.DroolsBuilder.parseResource(DroolsBuilder.java:189) at org.drools.eclipse.builder.DroolsBuilder$DroolsBuildVisitor.visit(DroolsBuilder.java:147) at org.eclipse.core.internal.resources.Resource$2.visit(Resource.java:112) at org.eclipse.core.internal.resources.Resource$1.visitElement(Resource.java:64) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:82) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.iterate(ElementTreeIterator.java:127) at org.eclipse.core.internal.resources.Resource.accept(Resource.java:74) at org.eclipse.core.internal.resources.Resource.accept(Resource.java:110) at org.eclipse.core.internal.resources.Resource.accept(Resource.java:94) at org.drools.eclipse.builder.DroolsBuilder.fullBuild(DroolsBuilder.java:131) at org.drools.eclipse.builder.DroolsBuilder.build(DroolsBuilder.java:93) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:629) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:172) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:203) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:255) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:258) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:311) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:343) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:242) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54) waltzdb.drl /drools-examples/src/main/resources/org/drools/benchmark/waltzdb line 0 Drools Error -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira