<div><br></div> I will check these out today. If you can provide an isolated test case, it helps, otherwise I will try to reproduce from your info in these e-mails.<div><div><br></div><div> Edson<br><br><div class="gmail_quote">
2011/10/5 Wac³aw Borowiec <span dir="ltr"><<a href="mailto:wborowiec@proximetry.pl">wborowiec@proximetry.pl</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Thanks for the hint Wolfgang, here are the results:<br>
<br>
this == ($constr.getRestrictions () [0])<br>
<br>
gives<br>
<div class="im"><br>
[Error: unexpected end of statement]<br>
</div>[Near : {... ($constr.getRestrictions () [0]) ....}]<br>
^<br>
[Line: 1, Column: 33]<br>
at<br>
org.mvel2.compiler.AbstractParser.nextToken(AbstractParser.java:1146)<br>
<div class="im"> at<br>
org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:128)<br>
at<br>
org.mvel2.compiler.ExpressionCompiler.compile(ExpressionCompiler.java:62)<br>
</div><div class="im"> at org.mvel2.MVEL.analysisCompile(MVEL.java:668)<br>
at org.mvel2.MVEL.analysisCompile(MVEL.java:672)<br>
at<br>
org.drools.rule.builder.PatternBuilder.setInputs(PatternBuilder.java:854)<br>
at<br>
org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:595)<br>
at<br>
</div>org.drools.rule.builder.PatternBuilder.processConstraintsAndBinds(PatternBuilder.java:397)<br>
<div class="im"> at<br>
org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:309)<br>
at<br>
org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:132)<br>
at<br>
</div>org.drools.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:65)<br>
<div class="im"> at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:80)<br>
at org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:2241)<br>
at<br>
org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:802)<br>
at<br>
org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:388)<br>
at<br>
</div><div class="im">org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:566)<br>
at<br>
org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:35)<br>
</div>Caused by: java.lang.StringIndexOutOfBoundsException: String index out<br>
of range: -1<br>
at java.lang.String.<init>(String.java:207)<br>
at<br>
org.mvel2.optimizers.AbstractOptimizer.capture(AbstractOptimizer.java:222)<br>
at<br>
org.mvel2.compiler.PropertyVerifier.analyze(PropertyVerifier.java:123)<br>
at<br>
org.mvel2.compiler.ExpressionCompiler.verify(ExpressionCompiler.java:377)<br>
at<br>
org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:273)<br>
at org.mvel2.util.ParseTools.subCompileExpression(ParseTools.java:2136)<br>
at org.mvel2.ast.Substatement.<init>(Substatement.java:37)<br>
at<br>
org.mvel2.compiler.AbstractParser.nextToken(AbstractParser.java:1006)<br>
... 46 more<br>
<br>
I tried also without external brackets, but the result is pretty much<br>
the same.<br>
<div><div></div><div class="h5"><br>
<br>
On 10/05/2011 02:45 PM, Wolfgang Laun wrote:<br>
> Correction:<br>
> EmNumberRestriction(this == ($constr.getRestrictions () [0] ),...<br>
><br>
> On 5 October 2011 14:44, Wolfgang Laun<<a href="mailto:wolfgang.laun@gmail.com">wolfgang.laun@gmail.com</a>> wrote:<br>
>> Write this like so:<br>
>> EmNumberRestriction(this == ($constr.getRestrictions[0]),...<br>
>> -W<br>
>>> part from last line of LHS. Again, it worked well in 5.1.1.<br>
>>><br>
>>> On 10/05/2011 12:14 PM, Swindells, Thomas wrote:<br>
>>><br>
>>> Why do you need the and in the rule?<br>
>>> Have you tried<br>
>>><br>
>>> rule "enabled paramId: 1, id: 0"<br>
>>> salience 50<br>
>>> when<br>
>>><br>
>>> def0: EmParamDefinition(paramName == "p2", listIndex == -1)<br>
>>> EmParamValue(paramDefinitionId == def0, requiredValue == 1)<br>
>>> $param : EmParamValue(id == 1, enabled == false)<br>
>>> not ParentDisabled(id == 1)<br>
>>> then<br>
>>> $param.setEnabled(true);<br>
>>> update($param);<br>
>>> end<br>
>>><br>
>>> Thomas<br>
>>><br>
>>> -----Original Message-----<br>
>>> From: <a href="mailto:rules-users-bounces@lists.jboss.org">rules-users-bounces@lists.jboss.org</a> [mailto:<a href="mailto:rules-users-">rules-users-</a><br>
>>> <a href="mailto:bounces@lists.jboss.org">bounces@lists.jboss.org</a>] On Behalf Of Waclaw Borowiec<br>
>>> Sent: 05 October 2011 10:55<br>
>>> To: <a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
>>> Subject: [rules-users] Compilation errors with 5.3.0.CR1<br>
>>><br>
>>> Hello<br>
>>><br>
>>> I'm sending the message once again due to problems with code samples<br>
>>> visibility in the previous one.<br>
>>><br>
>>> I've got following rule:<br>
>>><br>
>>> rule "enabled paramId: 1, id: 0"<br>
>>> salience 50<br>
>>> when<br>
>>> (def0: EmParamDefinition(paramName == "p2", listIndex == -1) and<br>
>>> EmParamValue(paramDefinitionId == def0, requiredValue == 1))<br>
>>> $param : EmParamValue(id == 1, enabled == false)<br>
>>> not ParentDisabled(id == 1)<br>
>>> then<br>
>>> $param.setEnabled(true);<br>
>>> update($param);<br>
>>> end><br>
>>><br>
>>> It compiles fine under Drools 5.1.1, but after switching to 5.3.0.CR1 I get<br>
>>> following exception:<br>
>>><br>
>>> [Error: unexpected end of statement]<br>
>>> [Near : {... def ....}]<br>
>>> ^<br>
>>> [Line: 1, Column: 4]<br>
>>> at<br>
>>> org.mvel2.compiler.AbstractParser._captureBlock(AbstractParser.java:1470)<br>
>>> at<br>
>>> org.mvel2.compiler.AbstractParser.captureCodeBlock(AbstractParser.java:14<br>
>>> 46)<br>
>>> at org.mvel2.compiler.AbstractParser.nextToken(AbstractParser.java:421)<br>
>>> at<br>
>>> org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:1<br>
>>> 28)<br>
>>> at<br>
>>> org.mvel2.compiler.ExpressionCompiler.compile(ExpressionCompiler.java:62<br>
>>> )<br>
>>> at org.mvel2.MVEL.analysisCompile(MVEL.java:668)<br>
>>> at org.mvel2.MVEL.analysisCompile(MVEL.java:672)<br>
>>> at<br>
>>> org.drools.rule.builder.PatternBuilder.setInputs(PatternBuilder.java:854)<br>
>>> at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:595)<br>
>>> at<br>
>>> org.drools.rule.builder.PatternBuilder.processConstraintsAndBinds(PatternB<br>
>>> uilder.java:397)<br>
>>> at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:309)<br>
>>> at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:132)<br>
>>> at<br>
>>> org.drools.rule.builder.GroupElementBuilder.build(GroupElementBuilder.jav<br>
>>> a:65)<br>
>>> at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:80)<br>
>>> at org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:2241)<br>
>>> at<br>
>>> org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:802)<br>
>>> at<br>
>>> org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java<br>
>>> :388)<br>
>>> at<br>
>>> org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder<br>
>>> .java:566)<br>
>>> at<br>
>>> org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.ja<br>
>>> va:35)<br>
>>> at<br>
>>> com.proximetry.elmgr.services.DependenciesBean$Expander.addDrl(Depen<br>
>>> denciesBean.java:110)<br>
>>><br>
>>><br>
>>> It is<br>
>>><br>
>>> (def0: EmParamDefinition(paramName == "p2", listIndex == -1) and<br>
>>> EmParamValue(paramDefinitionId == def0, requiredValue == 1))<br>
>>><br>
>>><br>
>>> line that causes the problem - the exeption disappears after removing it.<br>
>>> What's interesting, when I add '$' sign to binding variable name, and the line<br>
>>> looks like:<br>
>>><br>
>>> ($def0: EmParamDefinition(paramName == "p2", listIndex == -1) and<br>
>>> EmParamValue(paramDefinitionId == $def0, requiredValue == 1))<br>
>>><br>
>>><br>
>>> instead of the exception I get DRL error:<br>
>>><br>
>>> [DialectError message='Unable to wire compiled classes, probably related to<br>
>>> compilation failures:sun.reflect.generics.reflectiveObjects.WildcardTypeImpl<br>
>>> cannot be cast to java.lang.Class']<br>
>>><br>
>>><br>
>>> For completness, this is how I add DRL resources:<br>
>>><br>
>>> public void addDrl(Reader rdr) {<br>
>>> KnowledgeBuilder kBuilder =<br>
>>> KnowledgeBuilderFactory.newKnowledgeBuilder();<br>
>>><br>
>>> kBuilder.add( ResourceFactory.newReaderResource(rdr),<br>
>>> ResourceType.DRL);<br>
>>> if( kBuilder.hasErrors() ){<br>
>>> for( KnowledgeBuilderError err: kBuilder.getErrors() ){<br>
>>> StackTrace.error(this, err);<br>
>>> }<br>
>>> throw new IllegalStateException( "DRL errors" );<br>
>>> }<br>
>>> knowledgeBase.addKnowledgePackages(<br>
>>> kBuilder.getKnowledgePackages() );<br>
>>> }<br>
>>><br>
>>><br>
>>> I would be grateful if someone has an idea, why after switching Drools<br>
>>> version such problem exists.<br>
>>> _______________________________________________<br>
>>> rules-users mailing list<br>
>>> <a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
>>> <a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
>>><br>
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>>><br>
>>> _______________________________________________<br>
>>> rules-users mailing list<br>
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>>><br>
>>><br>
>>> _______________________________________________<br>
>>> rules-users mailing list<br>
>>> <a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
>>> <a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
>>><br>
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</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br> Edson Tirelli<br> JBoss Drools Core Development<br> JBoss by Red Hat @ <a href="http://www.jboss.com">www.jboss.com</a><br>
</div></div>