use of org.drools.core.definitions.impl.KnowledgePackageImpl in project drools by kiegroup.
the class MVELConsequenceBuilderTest method testMVELDebugSymbols.
@Test
public void testMVELDebugSymbols() throws DroolsParserException {
MVELDebugHandler.setDebugMode(true);
try {
final DrlParser parser = new DrlParser(LanguageLevelOption.DRL5);
final PackageDescr pkgDescr = parser.parse(new InputStreamReader(getClass().getResourceAsStream("mvel_rule.drl")));
// just checking there is no parsing errors
assertFalse(parser.getErrors().toString(), parser.hasErrors());
InternalKnowledgePackage pkg = new KnowledgePackageImpl("org.drools");
final RuleDescr ruleDescr = pkgDescr.getRules().get(0);
final KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl(pkg);
DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry(pkg.getName()).getDialectCompiletimeRegistry();
Dialect dialect = dialectRegistry.getDialect("mvel");
RuleBuildContext context = new RuleBuildContext(pkgBuilder, ruleDescr, dialectRegistry, pkg, dialect);
RuleBuilder.build(context);
assertTrue(context.getErrors().toString(), context.getErrors().isEmpty());
final RuleImpl rule = context.getRule();
MVELConsequence mvelCons = (MVELConsequence) rule.getConsequence();
mvelCons.compile((MVELDialectRuntimeData) pkgBuilder.getPackageRegistry(pkg.getName()).getDialectRuntimeRegistry().getDialectData("mvel"));
String s = DebugTools.decompile(mvelCons.getCompExpr());
int fromIndex = 0;
int count = 0;
while ((fromIndex = s.indexOf("DEBUG_SYMBOL", fromIndex + 1)) > -1) {
count++;
}
assertEquals(4, count);
} finally {
MVELDebugHandler.setDebugMode(false);
}
}
use of org.drools.core.definitions.impl.KnowledgePackageImpl in project drools by kiegroup.
the class MVELEvalBuilderTest method testSimpleExpression.
@Test
public void testSimpleExpression() {
InternalKnowledgePackage pkg = new KnowledgePackageImpl("pkg1");
final RuleDescr ruleDescr = new RuleDescr("rule 1");
KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl(pkg);
final KnowledgeBuilderConfigurationImpl conf = pkgBuilder.getBuilderConfiguration();
DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry(pkg.getName()).getDialectCompiletimeRegistry();
MVELDialect mvelDialect = (MVELDialect) dialectRegistry.getDialect("mvel");
final RuleBuildContext context = new RuleBuildContext(pkgBuilder, ruleDescr, dialectRegistry, pkg, mvelDialect);
final InstrumentedDeclarationScopeResolver declarationResolver = new InstrumentedDeclarationScopeResolver();
final InternalReadAccessor extractor = store.getReader(Cheese.class, "price");
final Pattern pattern = new Pattern(0, new ClassObjectType(int.class));
final Declaration declaration = new Declaration("a", extractor, pattern);
final Map map = new HashMap();
map.put("a", declaration);
declarationResolver.setDeclarations(map);
context.setDeclarationResolver(declarationResolver);
final EvalDescr evalDescr = new EvalDescr();
evalDescr.setContent("a == 10");
final MVELEvalBuilder builder = new MVELEvalBuilder();
final EvalCondition eval = (EvalCondition) builder.build(context, evalDescr);
((MVELEvalExpression) eval.getEvalExpression()).compile((MVELDialectRuntimeData) pkgBuilder.getPackageRegistry(pkg.getName()).getDialectRuntimeRegistry().getDialectData("mvel"));
InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
MockLeftTupleSink sink = new MockLeftTupleSink();
final Cheese cheddar = new Cheese("cheddar", 10);
final InternalFactHandle f0 = (InternalFactHandle) ksession.insert(cheddar);
final LeftTupleImpl tuple = new LeftTupleImpl(f0, sink, true);
f0.removeLeftTuple(tuple);
Object evalContext = eval.createContext();
assertTrue(eval.isAllowed(tuple, ksession, evalContext));
cheddar.setPrice(9);
ksession.update(f0, cheddar);
assertFalse(eval.isAllowed(tuple, ksession, evalContext));
}
use of org.drools.core.definitions.impl.KnowledgePackageImpl in project drools by kiegroup.
the class MVELSalienceBuilderTest method setUp.
@Before
public void setUp() throws Exception {
InternalKnowledgePackage pkg = new KnowledgePackageImpl("pkg1");
final RuleDescr ruleDescr = new RuleDescr("rule 1");
ruleDescr.addAttribute(new AttributeDescr("salience", "(p.age + 20)/2"));
ruleDescr.setConsequence("");
KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl(pkg);
DialectCompiletimeRegistry dialectRegistry = pkgBuilder.getPackageRegistry(pkg.getName()).getDialectCompiletimeRegistry();
MVELDialect mvelDialect = (MVELDialect) dialectRegistry.getDialect("mvel");
context = new RuleBuildContext(pkgBuilder, ruleDescr, dialectRegistry, pkg, mvelDialect);
final InstrumentedDeclarationScopeResolver declarationResolver = new InstrumentedDeclarationScopeResolver();
final ObjectType personObjeectType = new ClassObjectType(Person.class);
final Pattern pattern = new Pattern(0, personObjeectType);
final PatternExtractor extractor = new PatternExtractor(personObjeectType);
final Declaration declaration = new Declaration("p", extractor, pattern);
final Map<String, Declaration> map = new HashMap<String, Declaration>();
map.put("p", declaration);
declarationResolver.setDeclarations(map);
context.setDeclarationResolver(declarationResolver);
kBase = KnowledgeBaseFactory.newKnowledgeBase();
SalienceBuilder salienceBuilder = new MVELSalienceBuilder();
salienceBuilder.build(context);
((MVELSalienceExpression) context.getRule().getSalience()).compile((MVELDialectRuntimeData) context.getPkg().getDialectRuntimeRegistry().getDialectData("mvel"));
}
use of org.drools.core.definitions.impl.KnowledgePackageImpl in project drools by kiegroup.
the class PhreakJoinNodeTest method createContext.
public BuildContext createContext() {
RuleBaseConfiguration conf = new RuleBaseConfiguration();
KnowledgeBaseImpl rbase = new KnowledgeBaseImpl("ID", conf);
BuildContext buildContext = new BuildContext(rbase);
RuleImpl rule = new RuleImpl("rule1").setPackage("org.pkg1");
InternalKnowledgePackage pkg = new KnowledgePackageImpl("org.pkg1");
pkg.getDialectRuntimeRegistry().setDialectData("mvel", new MVELDialectRuntimeData());
pkg.addRule(rule);
buildContext.setRule(rule);
return buildContext;
}
use of org.drools.core.definitions.impl.KnowledgePackageImpl in project drools by kiegroup.
the class PhreakNotNodeTest method createContext.
public BuildContext createContext() {
RuleBaseConfiguration conf = new RuleBaseConfiguration();
KnowledgeBaseImpl rbase = new KnowledgeBaseImpl("ID", conf);
BuildContext buildContext = new BuildContext(rbase);
RuleImpl rule = new RuleImpl("rule1").setPackage("org.pkg1");
InternalKnowledgePackage pkg = new KnowledgePackageImpl("org.pkg1");
pkg.getDialectRuntimeRegistry().setDialectData("mvel", new MVELDialectRuntimeData());
pkg.addRule(rule);
buildContext.setRule(rule);
return buildContext;
}
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