Examples with DefaultAgendaEventListener org.kie.api.event.rule.DefaultAgendaEventListener used on opensource projects

Example 6 with DefaultAgendaEventListener

use of org.kie.api.event.rule.DefaultAgendaEventListener in project drools by kiegroup.

the class ExecutionFlowControlTest method testUpdateActivationCreationNoLoop.

@Test
public void testUpdateActivationCreationNoLoop() throws Exception {
    // JBRULES-787, no-loop blocks all dependant tuples for update
    KieBase kbase = loadKnowledgeBase("test_UpdateActivationCreationNoLoop.drl");
    KieSession ksession = kbase.newKieSession();
    final List created = new ArrayList();
    final List cancelled = new ArrayList();
    final AgendaEventListener l = new DefaultAgendaEventListener() {

        @Override
        public void matchCreated(MatchCreatedEvent event) {
            created.add(event);
        }

        @Override
        public void matchCancelled(MatchCancelledEvent event) {
            cancelled.add(event);
        }
    };
    ksession.addEventListener(l);
    final Cheese stilton = new Cheese("stilton", 15);
    final FactHandle stiltonHandle = ksession.insert(stilton);
    final Person p1 = new Person("p1");
    p1.setCheese(stilton);
    ksession.insert(p1);
    final Person p2 = new Person("p2");
    p2.setCheese(stilton);
    ksession.insert(p2);
    final Person p3 = new Person("p3");
    p3.setCheese(stilton);
    ksession.insert(p3);
    ksession.fireAllRules();
    assertEquals(3, created.size());
    assertEquals(0, cancelled.size());
    // simulate a modify inside a consequence
    ksession.update(stiltonHandle, stilton);
    // with true modify, no reactivations should be triggered
    assertEquals(3, created.size());
    assertEquals(0, cancelled.size());
}

Example 7 with DefaultAgendaEventListener

use of org.kie.api.event.rule.DefaultAgendaEventListener in project drools by kiegroup.

the class CepEspTest method testFireExpiredEventOnInactiveGroup.

@Test
public void testFireExpiredEventOnInactiveGroup() throws Exception {
    // DROOLS-1523
    String DRL = "global java.util.List list;\n" + "declare String  @role(event) @expires( 6d ) end\n" + "declare Integer @role(event) @expires( 3d ) end\n" + "\n" + "rule \"RG_1\"\n" + "    agenda-group \"rf-grp1\"\n" + "    when\n" + "        $event: Integer()\n" + "        not String(this after [1ms, 48h] $event)\n" + "    then\n" + "      System.out.println(\"RG_1 fired\");\n" + "      retract($event);\n" + "      list.add(\"RG_1\");\n" + "end\n" + "\n" + "rule \"RG_2\"\n" + "    agenda-group \"rf-grp1\"\n" + "    when\n" + "        $event: String()\n" + "        not Integer(this after [1ms, 144h] $event)\n" + "    then\n" + "      System.out.println(\"RG_2 fired\");\n" + "      list.add(\"RG_2\");\n" + "end\n";
    KieSessionConfiguration sessionConfig = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    sessionConfig.setOption(ClockTypeOption.get(ClockType.PSEUDO_CLOCK.getId()));
    KieHelper helper = new KieHelper();
    helper.addContent(DRL, ResourceType.DRL);
    KieBase kbase = helper.build(EventProcessingOption.STREAM);
    KieSession kieSession = kbase.newKieSession(sessionConfig, null);
    kieSession.addEventListener(new DefaultAgendaEventListener() {

        public void agendaGroupPopped(AgendaGroupPoppedEvent event) {
            if (event.getAgendaGroup().getName().equals("rf-grp0")) {
                event.getKieRuntime().getAgenda().getAgendaGroup("rf-grp1").setFocus();
            }
        }
    });
    List<String> list = new ArrayList<>();
    kieSession.setGlobal("list", list);
    PseudoClockScheduler sessionClock = kieSession.getSessionClock();
    kieSession.insert("DummyEvent");
    // <- OtherDummyEvent
    kieSession.insert(1);
    kieSession.getAgenda().getAgendaGroup("rf-grp0").setFocus();
    // OK nothing happens
    kieSession.fireAllRules();
    assertEquals(2, kieSession.getFactCount());
    sessionClock.advanceTime(145, TimeUnit.HOURS);
    kieSession.getAgenda().getAgendaGroup("rf-grp0").setFocus();
    kieSession.fireAllRules();
    assertEquals("Expiration occured => no more fact in WM", 0, kieSession.getFactCount());
    assertEquals("RG_1 should fire once", 1, list.stream().filter(r -> r.equals("RG_1")).count());
    assertEquals("RG_2 should fire once", 1, list.stream().filter(r -> r.equals("RG_2")).count());
}

Example 8 with DefaultAgendaEventListener

use of org.kie.api.event.rule.DefaultAgendaEventListener in project drools by kiegroup.

the class Misc2Test method testMatchingEventsInStreamMode.

@Test
public void testMatchingEventsInStreamMode() {
    // DROOLS-338
    String drl = "import org.drools.compiler.integrationtests.Misc2Test.SimpleEvent\n" + "declare SimpleEvent\n" + "    @role(event)\n" + "end\n" + "\n" + "rule \"RuleA\"\n" + "salience 5\n" + "when\n" + "    $f : SimpleEvent( )\n" + "then\n" + "    delete ($f);\n" + "end\n" + "\n" + "rule \"RuleB\"\n" + "when\n" + "    $f : SimpleEvent( )\n" + "then\n" + "end\n";
    KieBaseConfiguration kconf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    kconf.setOption(EventProcessingOption.STREAM);
    KieBase kbase = loadKnowledgeBaseFromString(kconf, drl);
    KieSession ksession = kbase.newKieSession();
    final AtomicInteger i = new AtomicInteger(0);
    ksession.addEventListener(new DefaultAgendaEventListener() {

        public void matchCreated(MatchCreatedEvent event) {
            i.incrementAndGet();
        }

        public void matchCancelled(MatchCancelledEvent event) {
            i.decrementAndGet();
        }
    });
    ksession.insert(new SimpleEvent());
    ksession.fireAllRules();
    assertEquals(1, i.get());
}

Example 9 with DefaultAgendaEventListener

use of org.kie.api.event.rule.DefaultAgendaEventListener in project drools by kiegroup.

the class StrictAnnotationTest method testEagerEvaluation.

@Test
public void testEagerEvaluation() throws Exception {
    String str = "package org.simple \n" + "@Propagation(EAGER) rule xxx \n" + "when \n" + "  $s : String()\n" + "then \n" + "end  \n" + "@Propagation(EAGER) rule yyy \n" + "when \n" + "  $s : String()\n" + "then \n" + "end  \n";
    KieServices ks = KieServices.Factory.get();
    KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    conf.setOption(ForceEagerActivationOption.YES);
    KieSession ksession = new KieHelper().setKieModuleModel(ks.newKieModuleModel().setConfigurationProperty(LanguageLevelOption.PROPERTY_NAME, LanguageLevelOption.DRL6_STRICT.toString())).addContent(str, ResourceType.DRL).build().newKieSession(conf, null);
    final List list = new ArrayList();
    AgendaEventListener agendaEventListener = new DefaultAgendaEventListener() {

        public void matchCreated(org.kie.api.event.rule.MatchCreatedEvent event) {
            list.add("activated");
        }
    };
    ksession.addEventListener(agendaEventListener);
    ksession.insert("test");
    assertEquals(2, list.size());
}

Example 10 with DefaultAgendaEventListener

use of org.kie.api.event.rule.DefaultAgendaEventListener in project drools by kiegroup.

the class Misc2Test method testLockOnActive2.

@Test
public void testLockOnActive2() {
    // the modify changes the hashcode of TradeHeader
    // this forces the 'from' to think it's new. This results in an insert and a delete propagation from the 'from'
    // With Property Reactivity enabled by default this also required adding a @watch(*) annotation
    String drl = "" + "package org.drools.test; \n" + "import org.drools.compiler.integrationtests.Misc2Test.TradeBooking;\n" + "import org.drools.compiler.integrationtests.Misc2Test.TradeHeader;\n" + "rule \"Rule1\" \n" + "lock-on-active true\n" + "salience 1 \n" + "when\n" + "  $booking: TradeBooking() @watch(*) \n" + "  $trade: TradeHeader() from $booking.getTrade()\n" + "then\n" + "  $trade.setAction(\"New\");\n" + "  modify($booking) {}\n" + "end;\n" + "\n" + "rule \"Rule2\"\n" + "when\n" + "  $booking: TradeBooking( ) @watch(*) \n" + "  $trade: Object( ) from $booking.getTrade()\n" + "then\n" + "end";
    KieBase kb = loadKnowledgeBaseFromString(drl);
    KieSession ks = kb.newKieSession();
    final List created = new ArrayList();
    final List cancelled = new ArrayList();
    final List fired = new ArrayList();
    ks.addEventListener(new DefaultAgendaEventListener() {

        public void matchCreated(MatchCreatedEvent event) {
            created.add(event.getMatch().getRule().getName());
        }

        public void matchCancelled(MatchCancelledEvent event) {
            cancelled.add(event.getMatch().getRule().getName());
        }

        public void afterMatchFired(AfterMatchFiredEvent event) {
            fired.add(event.getMatch().getRule().getName());
        }
    });
    ks.fireAllRules();
    TradeBooking tb = new TradeBookingImpl(new TradeHeaderImpl());
    ks.insert(tb);
    assertEquals(2, ks.fireAllRules());
    assertEquals(3, created.size());
    assertEquals(1, cancelled.size());
    assertEquals(2, fired.size());
    assertEquals("Rule1", created.get(0));
    assertEquals("Rule1", created.get(1));
    assertEquals("Rule2", created.get(2));
    assertEquals("Rule1", cancelled.get(0));
    assertEquals("Rule1", fired.get(0));
    assertEquals("Rule2", fired.get(1));
}