Nice going, Mario, like a hot knife through butter ;-) Wolfgang On 7 October 2011 20:38, Mario Fusco (Commented) (JIRA) <[email protected]> wrote: > > [ > https://issues.jboss.org/browse/JBRULES-3134?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12633213#comment-12633213 > ] > > Mario Fusco commented on JBRULES-3134: > -------------------------------------- > > This is a MVEL bug that should be fixed with this pull request: > https://github.com/mvel/mvel/pull/23 > >> Parenthesized class name causes NPE in RuleBuilder (MVEL) >> --------------------------------------------------------- >> >> Key: JBRULES-3134 >> URL: https://issues.jboss.org/browse/JBRULES-3134 >> Project: Drools >> Issue Type: Bug >> Security Level: Public(Everyone can see) >> Affects Versions: 5.2.0.Final >> Reporter: Wolfgang Laun >> Assignee: Mario Fusco >> Fix For: 5.2.1.Final >> >> >> declare Foo >> clazz : Class >> end >> rule testFoo >> when >> Foo( clazz == (java.lang.Object) ) >> then >> System.out.println( "Foo is Object" ); >> end >> causes >> Exception in thread "main" [Error: not a statement, or badly formed >> structure] >> [Near : {... (java.lang.Object) ....}] >> ^ >> [Line: 1, Column: 19] >> at >> org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:307) >> at >> org.mvel2.compiler.ExpressionCompiler.compile(ExpressionCompiler.java:69) >> at org.mvel2.MVEL.analysisCompile(MVEL.java:668) >> at org.mvel2.MVEL.analysisCompile(MVEL.java:672) >> at >> org.drools.rule.builder.PatternBuilder.setInputs(PatternBuilder.java:779) >> at >> org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:540) >> at >> org.drools.rule.builder.PatternBuilder.processConstraintsAndBinds(PatternBuilder.java:349) >> at >> org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:264) >> at >> org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:122) >> at >> org.drools.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:65) >> at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:81) >> at org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:1889) >> at >> org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:755) >> at >> org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:365) >> at >> org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:543) >> at >> org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:28) >> at listofthree.Main.setup(Main.java:55) >> at listofthree.Main.main(Main.java:107) >> Caused by: java.lang.NullPointerException >> at java.lang.Class.isAssignableFrom(Native Method) >> at org.mvel2.DataConversion.canConvert(DataConversion.java:104) >> at org.mvel2.ast.TypeCast.<init>(TypeCast.java:47) >> at >> org.mvel2.compiler.AbstractParser.nextToken(AbstractParser.java:1034) >> at >> org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:135) >> ... 17 more > > -- > This message is automatically generated by JIRA. > If you think it was sent incorrectly, please contact your JIRA > administrators: > https://issues.jboss.org/secure/ContactAdministrators!default.jspa > For more information on JIRA, see: http://www.atlassian.com/software/jira > > >
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