ArrayIndexOutOfBoundsException when parsing rules with nested property access ----------------------------------------------------------------------------- Key: DROOLS-127 URL: https://issues.jboss.org/browse/DROOLS-127 Project: Drools Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 5.5.0.Final Environment: Windows 7 Reporter: Peter Bäckman Assignee: Mark Proctor Attachments: drools_bug.zip The rule {code}Message(type == "PayloadType1", payload#PayloadType1.data.leaf == "5"){code} gives the following Stack Trace: {code} Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 3 at org.drools.lang.MVELDumper.concatDotSeparated(MVELDumper.java:264) at org.drools.lang.MVELDumper.splitInClassAndField(MVELDumper.java:249) at org.drools.lang.MVELDumper.processInlineCast(MVELDumper.java:188) at org.drools.lang.MVELDumper.processImplicitConstraints(MVELDumper.java:169) at org.drools.lang.MVELDumper.processAtomicExpression(MVELDumper.java:120) at org.drools.lang.MVELDumper.dump(MVELDumper.java:88) at org.drools.lang.MVELDumper.processRelationalExpression(MVELDumper.java:141) at org.drools.lang.MVELDumper.dump(MVELDumper.java:92) at org.drools.lang.MVELDumper.dump(MVELDumper.java:61) at org.drools.rule.builder.PatternBuilder.buildCcdDescr(PatternBuilder.java:641) at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:629) at org.drools.rule.builder.PatternBuilder.processConstraintsAndBinds(PatternBuilder.java:477) at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:302) at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:123) at org.drools.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:67) at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:84) at org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:2830) at org.drools.compiler.PackageBuilder.compileRules(PackageBuilder.java:970) at org.drools.compiler.PackageBuilder.compileAllRules(PackageBuilder.java:879) at org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:871) at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:466) at org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:694) at org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:51) at org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:40) at nested.property.NestedPropertyTest.main(NestedPropertyTest.java:53) {code}