Examples with RuleUnitExecutor org.kie.api.runtime.rule.RuleUnitExecutor used on opensource projects

Example 36 with RuleUnitExecutor

use of org.kie.api.runtime.rule.RuleUnitExecutor in project drools by kiegroup.

the class RuleUnitTest method testRuleUnit.

@Test
public void testRuleUnit() {
    List<String> result = new ArrayList<>();
    Variable<Person> adult = declarationOf(Person.class, unitData("persons"));
    Rule rule = rule("org.drools.retebuilder", "Adult").unit(AdultUnit.class).build(expr("$expr$1$", adult, p -> p.getAge() > 18), on(adult).execute(p -> {
        System.out.println(p.getName());
        result.add(p.getName());
    }));
    Model model = new ModelImpl().addRule(rule);
    KieBase kieBase = KieBaseBuilder.createKieBaseFromModel(model);
    RuleUnitExecutor executor = RuleUnitExecutor.create().bind(kieBase);
    executor.newDataSource("persons", new Person("Mario", 43), new Person("Marilena", 44), new Person("Sofia", 5));
    executor.run(AdultUnit.class);
    assertTrue(result.containsAll(asList("Mario", "Marilena")));
}

Example 37 with RuleUnitExecutor

use of org.kie.api.runtime.rule.RuleUnitExecutor in project drools by kiegroup.

the class UnitCompilationTest method testOr.

@Test
public void testOr() throws Exception {
    CompiledUnit unit = DrlxCompiler.compileFolders("src/test/resources/model", "src/test/resources/unit4");
    RuleUnitExecutor executor = unit.createExecutor();
    Constructor<?> personConstructor = unit.getConstructorFor("org.model.Person", String.class, int.class);
    Constructor<?> childConstructor = unit.getConstructorFor("org.model.Child", String.class, int.class, int.class);
    DataSource<?> persons = executor.newDataSource("persons", personConstructor.newInstance("Mario", 43), personConstructor.newInstance("Marilena", 44), childConstructor.newInstance("Sofia", 5, 10));
    RuleUnit ruleUnit = unit.getOrCreateRuleUnit();
    assertEquals(1, executor.run(ruleUnit));
}

Example 38 with RuleUnitExecutor

use of org.kie.api.runtime.rule.RuleUnitExecutor in project drools by kiegroup.

the class RuleUnitTest method testWithOOPathAndNotNoMatch.

@Test
public void testWithOOPathAndNotNoMatch() throws Exception {
    String drl1 = "import " + Person.class.getCanonicalName() + "\n" + "import " + AdultUnit.class.getCanonicalName() + "\n" + "rule Adult @Unit( AdultUnit.class ) when\n" + "    not /persons[age >= 18]\n" + "then\n" + "    System.out.println(\"No adults\");\n" + "end";
    KieBase kbase = new KieHelper().addContent(drl1, ResourceType.DRL).build();
    RuleUnitExecutor executor = RuleUnitExecutor.create().bind(kbase);
    DataSource<Person> persons = executor.newDataSource("persons", new Person("Mario", 44), new Person("Marilena", 170), new Person("Sofia", 18));
    RuleUnit adultUnit = new AdultUnit(persons);
    assertEquals(0, executor.run(adultUnit));
}

Example 39 with RuleUnitExecutor

use of org.kie.api.runtime.rule.RuleUnitExecutor in project drools by kiegroup.

the class RuleUnitTest method testWithDataSource.

@Test
public void testWithDataSource() throws Exception {
    String drl1 = "import " + Person.class.getCanonicalName() + "\n" + "import " + AdultUnit.class.getCanonicalName() + "\n" + "import " + NotAdultUnit.class.getCanonicalName() + "\n" + "rule Adult @Unit( AdultUnit.class ) when\n" + "    Person(age >= 18, $name : name) from persons\n" + "then\n" + "    System.out.println($name + \" is adult\");\n" + "end\n" + "rule NotAdult @Unit( NotAdultUnit.class ) when\n" + "    Person(age < 18, $name : name) from persons\n" + "then\n" + "    System.out.println($name + \" is NOT adult\");\n" + "end";
    KieBase kbase = new KieHelper().addContent(drl1, ResourceType.DRL).build();
    RuleUnitExecutor executor = RuleUnitExecutor.create().bind(kbase);
    DataSource<Person> persons = executor.newDataSource("persons", new Person("Mario", 42), new Person("Marilena", 44), new Person("Sofia", 4));
    // explicitly create unit
    assertEquals(2, executor.run(new AdultUnit(persons)));
    // let RuleUnitExecutor internally create and wire the unit instance
    assertEquals(1, executor.run(NotAdultUnit.class));
}

Example 40 with RuleUnitExecutor

use of org.kie.api.runtime.rule.RuleUnitExecutor in project drools by kiegroup.

the class RuleUnitTest method testReactiveDataSourceWithRunUntilHalt.

@Test(timeout = 10000L)
public void testReactiveDataSourceWithRunUntilHalt() throws Exception {
    String drl1 = "import " + Person.class.getCanonicalName() + "\n" + "import " + ReactiveAdultUnit.class.getCanonicalName() + "\n" + "rule Adult @Unit( ReactiveAdultUnit.class ) when\n" + "    Person(age >= 18, $name : name) from persons\n" + "then\n" + "    System.out.println($name + \" is adult\");" + "    list.add($name);\n" + "end";
    KieBase kbase = new KieHelper().addContent(drl1, ResourceType.DRL).build();
    RuleUnitExecutor executor = RuleUnitExecutor.create().bind(kbase);
    DebugList<String> list = new DebugList<>();
    executor.bindVariable("list", list);
    DataSource<Person> persons = executor.newDataSource("persons", new Person("Mario", 42));
    ReactiveAdultUnit adultUnit = new ReactiveAdultUnit(persons, list);
    Semaphore ready = new Semaphore(0, true);
    list.onItemAdded = (l -> ready.release());
    new Thread(() -> executor.runUntilHalt(adultUnit)).start();
    ready.acquire();
    assertEquals(1, list.size());
    assertEquals("Mario", list.get(0));
    list.clear();
    list.onItemAdded = (l -> ready.release());
    persons.insert(new Person("Sofia", 4));
    persons.insert(new Person("Marilena", 44));
    ready.acquire();
    assertEquals(1, list.size());
    assertEquals("Marilena", list.get(0));
    executor.halt();
}