Examples with InternalKnowledgePackage org.drools.core.definitions.InternalKnowledgePackage used on opensource projects

Example 51 with InternalKnowledgePackage

use of org.drools.core.definitions.InternalKnowledgePackage in project drools by kiegroup.

the class KnowledgeBuilderTest method testTypeDeclaration.

@Test
public void testTypeDeclaration() throws Exception {
    PackageDescr pkgDescr = new PackageDescr("org.drools.compiler");
    TypeDeclarationDescr typeDescr = new TypeDeclarationDescr("StockTick");
    typeDescr.addAnnotation(Role.class.getCanonicalName(), "Event");
    typeDescr.addAnnotation(TypeSafe.class.getCanonicalName(), "true");
    pkgDescr.addTypeDeclaration(typeDescr);
    KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    builder.addPackage(pkgDescr);
    if (builder.hasErrors()) {
        fail(builder.getErrors().toString());
    }
    InternalKnowledgePackage pkg = builder.getPackage(pkgDescr.getName());
    assertEquals(1, pkg.getTypeDeclarations().size());
    TypeDeclaration type = pkg.getTypeDeclaration("StockTick");
    assertTrue(type.isTypesafe());
    assertEquals(Role.Type.EVENT, type.getRole());
    assertEquals(StockTick.class, type.getTypeClass());
}

Example 52 with InternalKnowledgePackage

use of org.drools.core.definitions.InternalKnowledgePackage in project drools by kiegroup.

the class KnowledgeBuilderTest method testTypeDeclarationWithFieldMetadata.

@Test
public void testTypeDeclarationWithFieldMetadata() throws Exception {
    PackageDescr pkgDescr = new PackageDescr("org.drools.compiler.test");
    TypeDeclarationDescr typeDescr = new TypeDeclarationDescr("TypeWithFieldMeta");
    TypeFieldDescr f1 = new TypeFieldDescr("field", new PatternDescr("String"));
    f1.addAnnotation("custom", null);
    typeDescr.addField(f1);
    pkgDescr.addTypeDeclaration(typeDescr);
    KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    builder.addPackage(pkgDescr);
    assertFalse(builder.hasErrors());
    InternalKnowledgePackage bp = builder.getPackage(pkgDescr.getName());
    final FactType factType = bp.getFactType("org.drools.compiler.test.TypeWithFieldMeta");
    assertNotNull(factType);
    final FactField field = factType.getField("field");
    assertNotNull(field);
    final Map<String, Object> fieldMetaData = field.getMetaData();
    assertNotNull("No field-level custom metadata got compiled", fieldMetaData);
    assertTrue("Field metadata does not include expected value", fieldMetaData.containsKey("custom"));
}

Example 53 with InternalKnowledgePackage

use of org.drools.core.definitions.InternalKnowledgePackage in project drools by kiegroup.

the class KnowledgeBuilderTest method testNull.

@Test
public void testNull() {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final PackageDescr packageDescr = new PackageDescr("p1");
    final RuleDescr ruleDescr = new RuleDescr("rule-1");
    packageDescr.addRule(ruleDescr);
    final AndDescr lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    final PatternDescr patternDescr = new PatternDescr(Cheese.class.getName(), "stilton");
    final FieldConstraintDescr literalDescr = new FieldConstraintDescr("type");
    literalDescr.addRestriction(new LiteralRestrictionDescr("==", null));
    patternDescr.addConstraint(literalDescr);
    ruleDescr.setConsequence("");
    builder.addPackage(packageDescr);
    InternalKnowledgePackage pkg = builder.getPackage(packageDescr.getName());
    final RuleImpl rule = pkg.getRule("rule-1");
    assertLength(0, builder.getErrors().getErrors());
}

Example 54 with InternalKnowledgePackage

use of org.drools.core.definitions.InternalKnowledgePackage in project drools by kiegroup.

the class KnowledgeBuilderTest method testReload.

@Test
public void testReload() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final PackageDescr packageDescr = new PackageDescr("p1");
    final RuleDescr ruleDescr = new RuleDescr("rule-1");
    packageDescr.addRule(ruleDescr);
    final AndDescr lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    packageDescr.addGlobal(new GlobalDescr("map", "java.util.Map"));
    ruleDescr.setConsequence("map.put(\"value\", new Integer(1) );");
    builder.addPackage(packageDescr);
    InternalKnowledgePackage pkg = builder.getPackage(packageDescr.getName());
    RuleImpl rule = pkg.getRule("rule-1");
    assertLength(0, builder.getErrors().getErrors());
    InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
    kBase.addGlobal("map", Map.class);
    final KieSession workingMemory = kBase.newKieSession();
    final HashMap map = new HashMap();
    workingMemory.setGlobal("map", map);
    final LeftTupleImpl tuple = new MockTuple(new HashMap());
    tuple.setLeftTupleSink(new RuleTerminalNode(1, new CompositeObjectSinkAdapterTest.MockBetaNode(), rule, rule.getLhs(), 0, new BuildContext(kBase)));
    final Activation activation = new MockActivation(rule, 0, rule.getLhs(), tuple);
    DefaultKnowledgeHelper knowledgeHelper = new org.drools.core.base.DefaultKnowledgeHelper(((StatefulKnowledgeSessionImpl) workingMemory));
    knowledgeHelper.setActivation(activation);
    rule.getConsequence().evaluate(knowledgeHelper, ((StatefulKnowledgeSessionImpl) workingMemory));
    assertEquals(new Integer(1), map.get("value"));
    ruleDescr.setConsequence("map.put(\"value\", new Integer(2) );");
    pkg.removeRule(rule);
    // Make sure the compiled classes are also removed
    assertEquals(0, ((JavaDialectRuntimeData) pkg.getDialectRuntimeRegistry().getDialectData("java")).getStore().size());
    builder.addPackage(packageDescr);
    pkg = builder.getPackage(packageDescr.getName());
    rule = pkg.getRule("rule-1");
    knowledgeHelper = new org.drools.core.base.DefaultKnowledgeHelper(((StatefulKnowledgeSessionImpl) workingMemory));
    knowledgeHelper.setActivation(activation);
    rule.getConsequence().evaluate(knowledgeHelper, ((StatefulKnowledgeSessionImpl) workingMemory));
    assertEquals(new Integer(2), map.get("value"));
}

Example 55 with InternalKnowledgePackage

use of org.drools.core.definitions.InternalKnowledgePackage in project drools by kiegroup.

the class KnowledgeBuilderTest method testEval.

@Test
public void testEval() throws Exception {
    final KnowledgeBuilderImpl builder = new KnowledgeBuilderImpl();
    final PackageDescr packageDescr = new PackageDescr("p1");
    final RuleDescr ruleDescr = new RuleDescr("rule-1");
    packageDescr.addRule(ruleDescr);
    final AndDescr lhs = new AndDescr();
    ruleDescr.setLhs(lhs);
    final PatternDescr pattern = new PatternDescr(Cheese.class.getName(), "stilton");
    lhs.addDescr(pattern);
    BindingDescr fieldBindingDescr = new BindingDescr("x", "price");
    pattern.addConstraint(fieldBindingDescr);
    fieldBindingDescr = new BindingDescr("y", "price");
    pattern.addConstraint(fieldBindingDescr);
    packageDescr.addGlobal(new GlobalDescr("map", "java.util.Map"));
    final EvalDescr evalDescr = new EvalDescr("( ( Integer )map.get( new Integer(x) ) ).intValue() == y");
    lhs.addDescr(evalDescr);
    ruleDescr.setConsequence("update(stilton);");
    builder.addPackage(packageDescr);
    assertLength(0, builder.getErrors().getErrors());
    InternalKnowledgePackage pkg = builder.getPackage(packageDescr.getName());
    final RuleImpl rule = pkg.getRule("rule-1");
    final EvalCondition eval = (EvalCondition) rule.getLhs().getChildren().get(1);
    final CompiledInvoker invoker = (CompiledInvoker) eval.getEvalExpression();
    final List list = invoker.getMethodBytecode();
}