[jboss-jira] [JBoss JIRA] Created: (JBRULES-3071) NPE in Pattern Builder (invalid unification usage)

[Wolfgang Laun (JIRA)]

NPE in Pattern Builder (invalid unification usage)
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                 Key: JBRULES-3071
                 URL: https://issues.jboss.org/browse/JBRULES-3071
             Project: Drools
          Issue Type: Bug
      Security Level: Public (Everyone can see)
          Components: drools-compiler (expert)
    Affects Versions: 5.2.0.CR1
            Reporter: Wolfgang Laun
            Assignee: Mark Proctor
             Fix For: 5.2.0


class Person { String name; }

   $p1: Person( $name := name, age < 20  )
   $p2: Person( $name;  )

Exception in thread "main" java.lang.NullPointerException
	at org.drools.rule.builder.PatternBuilder.processPositional(PatternBuilder.java:372)
	at org.drools.rule.builder.PatternBuilder.processConstraintsAndBinds(PatternBuilder.java:341)
	at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:262)
	at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:120)
	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:1769)
	at org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:743)
	at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:358)
	at org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:536)
	at org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:28)


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