Examples with KnowledgeBuilderConfigurationImpl org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl used on opensource projects

Example 46 with KnowledgeBuilderConfigurationImpl

use of org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl in project drools by kiegroup.

the class DrlxCompilerTest method testCompileUnit.

@Test
@Ignore("Rule Unit compiler is not available in Drools 8 yet")
public void testCompileUnit() throws IOException {
    InputStream p = getClass().getClassLoader().getResourceAsStream("drlx1/Example.drlx");
    InputStreamResource r = new InputStreamResource(p);
    DrlxCompiler drlxCompiler = new DrlxCompiler();
    PackageDescr packageDescr = drlxCompiler.toPackageDescr(r);
    assertTrue("Should not have compiler errors", drlxCompiler.getResults().isEmpty());
    KnowledgeBuilderImpl kbuilder = new KnowledgeBuilderImpl();
    PackageRegistry registry = kbuilder.getOrCreatePackageRegistry(packageDescr);
    kbuilder.getAndRegisterTypeDeclaration(org.drools.modelcompiler.drlx.Example.class, "org.drools.modelcompiler.drlx");
    InternalKnowledgePackage knowledgePackage = registry.getPackage();
    PackageModel packageModel = new PackageModel("com.example:dummy:1.0.0", packageDescr.getName(), new KnowledgeBuilderConfigurationImpl(), new DialectCompiletimeRegistry(), new DRLIdGenerator());
    ModelGenerator.generateModel(kbuilder, knowledgePackage, packageDescr, packageModel);
    assertEquals(1, packageModel.getRuleUnits().size());
}

Example 47 with KnowledgeBuilderConfigurationImpl

use of org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl in project drools by kiegroup.

the class JavaConsequenceBuilderPRAlwaysTest method setupTest.

private void setupTest(String consequence, Map<String, Object> namedConsequences) {
    InternalKnowledgePackage pkg = CoreComponentFactory.get().createKnowledgePackage("org.drools");
    pkg.addImport(new ImportDeclaration("org.drools.mvel.compiler.Cheese"));
    KnowledgeBuilderConfigurationImpl conf = new KnowledgeBuilderConfigurationImpl();
    // Although it should be the default, for completeness we explicit this is the test cases how RHS should be rewritten as:
    conf.setOption(PropertySpecificOption.ALWAYS);
    KnowledgeBuilderImpl kBuilder = new KnowledgeBuilderImpl(pkg, conf);
    ruleDescr = new RuleDescr("test consequence builder");
    ruleDescr.setConsequence(consequence);
    for (Entry<String, Object> entry : namedConsequences.entrySet()) {
        ruleDescr.addNamedConsequences(entry.getKey(), entry.getValue());
    }
    RuleImpl rule = descrToRule(ruleDescr);
    PackageRegistry pkgRegistry = kBuilder.getPackageRegistry(pkg.getName());
    DialectCompiletimeRegistry reg = kBuilder.getPackageRegistry(pkg.getName()).getDialectCompiletimeRegistry();
    context = new RuleBuildContext(kBuilder, ruleDescr, reg, pkg, reg.getDialect(pkgRegistry.getDialect()));
    rule.addPattern(new Pattern(0, new ClassObjectType(Cheese.class), "$cheese"));
    Pattern p = new Pattern(1, new ClassObjectType(Person.class), "$persone");
    Declaration declr = p.addDeclaration("age");
    final InternalReadAccessor extractor = PatternBuilder.getFieldReadAccessor(context, new BindingDescr("age", "age"), p, "age", declr, true);
    rule.addPattern(p);
    context.getDeclarationResolver().pushOnBuildStack(rule.getLhs());
    context.getDialect().getConsequenceBuilder().build(context, RuleImpl.DEFAULT_CONSEQUENCE_NAME);
    for (String name : namedConsequences.keySet()) {
        context.getDialect().getConsequenceBuilder().build(context, name);
    }
    context.getDialect().addRule(context);
    pkgRegistry.getPackage().addRule(context.getRule());
    kBuilder.compileAll();
    kBuilder.reloadAll();
}

Example 48 with KnowledgeBuilderConfigurationImpl

use of org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl in project drools by kiegroup.

the class MVELEvalBuilderTest method testSimpleExpression.

@Test
public void testSimpleExpression() {
    InternalKnowledgePackage pkg = CoreComponentFactory.get().createKnowledgePackage("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();
    BuildContext buildContext = new BuildContext(kBase, Collections.emptyList());
    org.drools.core.reteoo.MockLeftTupleSink sink = new MockLeftTupleSink(buildContext);
    MockTupleSource source = new MockTupleSource(1, buildContext);
    source.setObjectCount(1);
    sink.setLeftTupleSource(source);
    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));
}

Example 49 with KnowledgeBuilderConfigurationImpl

use of org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl in project drools by kiegroup.

the class JavaAccumulateBuilderTest method testBuildRuleBuildContextBaseDescr.

@Test
public void testBuildRuleBuildContextBaseDescr() {
    // $total : Integer() from accumulate( Cheese( $price : price ) init( int x = 0; ) action( x += $price ) result( new Integer( x ) ) )
    AccumulateDescr accumDescr = new AccumulateDescr();
    BindingDescr price = new BindingDescr("$price", "price");
    PatternDescr cheeseDescr = new PatternDescr("org.drools.mvel.compiler.Cheese");
    cheeseDescr.addConstraint(price);
    accumDescr.setInputPattern(cheeseDescr);
    accumDescr.setInitCode("int x = 0; int y = 0;");
    accumDescr.setActionCode("x += $price;");
    accumDescr.setResultCode("new Integer( x )");
    // org.drools.core.rule.Package pkg = new org.kie.rule.Package( "org.kie" );
    final KnowledgeBuilderImpl pkgBuilder = new KnowledgeBuilderImpl();
    pkgBuilder.addPackage(new PackageDescr("org.drools"));
    final KnowledgeBuilderConfigurationImpl conf = pkgBuilder.getBuilderConfiguration();
    PackageRegistry pkgReg = pkgBuilder.getPackageRegistry("org.drools");
    InternalKnowledgePackage pkg = pkgReg.getPackage();
    DialectCompiletimeRegistry dialectRegistry = pkgReg.getDialectCompiletimeRegistry();
    Dialect dialect = dialectRegistry.getDialect("java");
    RuleDescr ruleDescr = new RuleDescr("test rule");
    RuleBuildContext context = new RuleBuildContext(pkgBuilder, ruleDescr, dialectRegistry, pkg, dialect);
    Accumulate accumulate = (Accumulate) builder.build(context, accumDescr);
    String generatedCode = (String) context.getMethods().get(0);
    assertTrue(generatedCode.contains("private int x;"));
    assertTrue(generatedCode.contains("private int y;"));
    assertTrue(generatedCode.contains("x = 0;y = 0;"));
// System.out.println( context.getInvokers() );
// System.out.println( context.getMethods() );
}

Example 50 with KnowledgeBuilderConfigurationImpl

use of org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl in project drools by kiegroup.

the class Misc2Test method testExtendsWithStrictModeOff.

@Test
public void testExtendsWithStrictModeOff() {
    // not for exec-model test. Cannot change DialectConfiguration by kieModuleConfigurationProperties
    // DROOLS-475
    String str = "import java.util.HashMap;\n" + "dialect \"mvel\"\n" + "declare HashMap end\n" + "\n" + "declare Test extends HashMap end\n" + "\n" + "rule \"Insert\" salience 0\n" + "when\n" + "then\n" + "Test t = new Test();\n" + "t.Price = 10;\n" + "t.put(\"A\", \"a\");\n" + "t.OtherPrices = new HashMap();\n" + "t.OtherPrices.OldPrice = 8;\n" + "System.out.println(\"Inserting t=\"+t);\n" + "insert(t);\n" + "end\n" + "\n" + "rule \"Test HashMap\" salience -1\n" + "when\n" + "t: HashMap( Price < 11 )\n" + "then\n" + "t.Price = 11;\n" + "System.out.println(\"In Test HashMap\");\n" + "end\n" + "\n" + "rule \"Test Inherited\" salience -1\n" + "when\n" + "t: Test( Price < 100 )\n" + "then\n" + "t.Price = 12;\n" + "System.out.println(\"In Test Inherited!\");\n" + "end\n" + "\n" + "rule \"Print Result\" salience -5\n" + "when\n" + "t: Test()\n" + "then\n" + "System.out.println(\"Finally Price is =\"+t.Price);\n" + "//This as well doesn't print content as per toString() of HashMap is there a way to do that?\n" + "System.out.println(\"Finally t=\"+t);\n" + "end\n";
    KnowledgeBuilderConfigurationImpl pkgBuilderCfg = new KnowledgeBuilderConfigurationImpl();
    MVELDialectConfiguration mvelConf = (MVELDialectConfiguration) pkgBuilderCfg.getDialectConfiguration("mvel");
    mvelConf.setStrict(false);
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder(pkgBuilderCfg);
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.hasErrors());
}