[jboss-jira] [JBoss JIRA] (DROOLS-1064) Drools compiler throws NPE
[
https://issues.jboss.org/browse/DROOLS-1064?page=com.atlassian.jira.plugi...
]
Tomi Pakarinen updated DROOLS-1064:
-----------------------------------
Steps to Reproduce:
{code:java}
package test;
declare Parameter
end
rule "test"
when
Parameter($b : $b == 0 )
then
//
end
{code}
was:
{code:java}
package test;
declare Parameter
id : String
value : Integer
end
rule "test"
when
Parameter(id == "a", $a : value, $a == 0) and
Parameter(id == "c", $c : value, $c == 2) and
(
(
Parameter(id == "c", $c2 : value, $c2 == 0)
) or (
Parameter(id == "b", $b : $a + $b == 2 || ( $a == 2 && $b ==
2))
)
)
then
//
end
{code}
Drools compiler throws NPE
--------------------------
Key: DROOLS-1064
URL: https://issues.jboss.org/browse/DROOLS-1064
Project: Drools
Issue Type: Bug
Components: core engine
Affects Versions: 6.4.0.Beta1
Reporter: Tomi Pakarinen
Assignee: Mario Fusco
Following rule throws NPE.
{noformat}
Exception in thread "main" java.lang.NullPointerException
at org.drools.core.rule.Declaration.getValueType(Declaration.java:206)
at org.drools.compiler.rule.builder.PatternBuilder.isDateType(PatternBuilder.java:976)
at
org.drools.compiler.rule.builder.PatternBuilder.normalizeExpression(PatternBuilder.java:954)
at
org.drools.compiler.rule.builder.PatternBuilder.rewriteCompositeExpressions(PatternBuilder.java:931)
at
org.drools.compiler.rule.builder.PatternBuilder.rewriteCompositeExpressions(PatternBuilder.java:937)
at
org.drools.compiler.rule.builder.PatternBuilder.rewriteOrExpressions(PatternBuilder.java:911)
at
org.drools.compiler.rule.builder.PatternBuilder.buildExpression(PatternBuilder.java:907)
at
org.drools.compiler.rule.builder.PatternBuilder.buildCcdDescr(PatternBuilder.java:878)
at org.drools.compiler.rule.builder.PatternBuilder.build(PatternBuilder.java:725)
at
org.drools.compiler.rule.builder.PatternBuilder.processConstraintsAndBinds(PatternBuilder.java:585)
at org.drools.compiler.rule.builder.PatternBuilder.build(PatternBuilder.java:183)
at org.drools.compiler.rule.builder.PatternBuilder.build(PatternBuilder.java:147)
at org.drools.compiler.rule.builder.PatternBuilder.build(PatternBuilder.java:128)
at
org.drools.compiler.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:63)
at
org.drools.compiler.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:36)
at
org.drools.compiler.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:63)
at org.drools.compiler.rule.builder.RuleBuilder.build(RuleBuilder.java:97)
at
org.drools.compiler.builder.impl.KnowledgeBuilderImpl.addRule(KnowledgeBuilderImpl.java:1820)
at
org.drools.compiler.builder.impl.KnowledgeBuilderImpl.compileRules(KnowledgeBuilderImpl.java:1111)
at
org.drools.compiler.builder.impl.KnowledgeBuilderImpl.compileAllRules(KnowledgeBuilderImpl.java:989)
at
org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildRules(CompositeKnowledgeBuilderImpl.java:257)
at
org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:121)
at
org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:105)
at
org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:241)
at
org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:64)
at
org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:230)
at
org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:198)
at test.Application.createKieSession(Application.java:108)
at test.Application.main(Application.java:73)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:144)
{noformat}
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