[jboss-jira] [JBoss JIRA] Created: (JBRULES-2383) nesting of prefix-and and prefix-or conditional elements result in errors from the knowledge builder
nesting of prefix-and and prefix-or conditional elements result in errors from the
knowledge builder
----------------------------------------------------------------------------------------------------
Key: JBRULES-2383
URL: https://jira.jboss.org/jira/browse/JBRULES-2383
Project: Drools
Issue Type: Bug
Security Level: Public (Everyone can see)
Components: drools-compiler (expert)
Affects Versions: 5.1.0.M1
Environment: windows, jdk1.6.0_11
Reporter: Olli Knuuttila
Assignee: Mark Proctor
case 1 (gives the errors):
import org.drools.Person;
rule "rule1"
when
(and
(or
Person(name=="bob")
Person(name=="june")
)
(or
Person(name=="will")
Person(name=="dorothy")
)
)
then
System.out.println("FIRED");
end
case 2 (works):
import org.drools.Person;
rule "rule1"
when
(
(
Person(name=="bob")
or
Person(name=="june")
)
and
(
Person(name=="will")
or
Person(name=="dorothy")
)
)
then
System.out.println("FIRED");
end
the errors:
[ERR 101] Line 6:3 no viable alternative at input 'or' in rule
"rule1"[8,3]: [ERR 102] Line 8:3 mismatched input 'Person' expecting
')' in rule "rule1"[14,1]: [ERR 102] Line 14:1 mismatched input
')' expecting 'then' in rule "rule1"
Code used to compile:
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(ResourceFactory.newFileResource("C:\\temp\\test.drl"),
ResourceType.DRL);
if(kbuilder.hasErrors()) {
System.err.println(kbuilder.getErrors().toString());
} else {
System.out.println("Success!!");
}
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