Examples with DefaultAgendaEventListener org.drools.core.event.DefaultAgendaEventListener used on opensource projects

Example 1 with DefaultAgendaEventListener

use of org.drools.core.event.DefaultAgendaEventListener in project drools by kiegroup.

the class IncrementalCompilationTest method testKJarUpgradeDRLWithSpace3.

@Test
public void testKJarUpgradeDRLWithSpace3() throws Exception {
    // DROOLS-1399 ter
    String drl_1 = "package org.drools.compiler\n" + "rule Rs when $s : String() then System.out.println($s); end\n" + "rule Rx when\n" + "   $m : Message( message == \"Hello World\" )\n" + "then\n" + "  System.out.println($m); \n" + "end\n";
    String drl_2 = "package org.drools.compiler\n" + // <<- notice rule changed
    "rule Rs when $s : String( this == \"x\") then System.out.println($s); end\n" + "rule Rx when\n" + // <<- notice the EXTRA SPACE is the an ADDITIONAL change in this other version.
    "   $m : Message( message == \"Hello World\"  )\n" + "then\n" + "  System.out.println($m); \n" + "end\n";
    KieServices ks = KieServices.Factory.get();
    ReleaseId releaseId1 = ks.newReleaseId("org.kie", "test-upgrade", "1.0.0");
    KieModule km = createAndDeployJar(ks, releaseId1, drl_1);
    KieContainer kc = ks.newKieContainer(km.getReleaseId());
    KieSession ksession = kc.newKieSession();
    final List<String> fired = new ArrayList<>();
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void afterMatchFired(AfterMatchFiredEvent event) {
            fired.add(event.getMatch().getRule().getName());
        }
    });
    ksession.insert(new Message("Hello World"));
    ksession.insert("x");
    assertEquals(2, ksession.fireAllRules());
    assertTrue(fired.contains("Rs"));
    assertTrue(fired.contains("Rx"));
    fired.clear();
    ReleaseId releaseId2 = ks.newReleaseId("org.kie", "test-upgrade", "1.1.0");
    km = createAndDeployJar(ks, releaseId2, drl_2);
    kc.updateToVersion(releaseId2);
    // rule Rx is UNchanged and should NOT fire again
    // rule Rs is changed and should match again, and fire again.
    assertEquals(1, ksession.fireAllRules());
    assertTrue(fired.contains("Rs"));
    assertFalse(fired.contains("Rx"));
}

Example 2 with DefaultAgendaEventListener

use of org.drools.core.event.DefaultAgendaEventListener in project drools by kiegroup.

the class ActivateAndDeleteOnListenerTest method testActivateOnMatchAndUpdate.

@Test
public void testActivateOnMatchAndUpdate() throws Exception {
    String str = "";
    str += "package org.drools.compiler.integrationtests \n";
    str += "import " + Alarm.class.getCanonicalName() + " \n";
    str += "import " + Sensor.class.getCanonicalName() + " \n";
    str += "rule StringRule  @Propagation(EAGER) ruleflow-group \"DROOLS_SYSTEM\"\n";
    str += " when \n";
    str += " $a : Alarm() \n";
    str += " $s : Sensor() \n";
    str += " then \n";
    str += "end \n";
    KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    conf.setOption(ForceEagerActivationOption.YES);
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession(conf, null);
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void matchCreated(MatchCreatedEvent event) {
            Collection<? extends FactHandle> alarms = event.getKieRuntime().getFactHandles(new ClassObjectFilter(Alarm.class));
            for (FactHandle alarm : alarms) {
                event.getKieRuntime().update(alarm, new Alarm());
            }
        }
    });
    // go !
    Alarm alarm = new Alarm();
    alarm.setMessage("test");
    alarm.setNumber(123);
    ksession.insert(alarm);
    Sensor sensor = new Sensor();
    sensor.setPressure(1);
    sensor.setTemperature(25);
    ksession.insert(sensor);
}

Example 3 with DefaultAgendaEventListener

use of org.drools.core.event.DefaultAgendaEventListener in project drools by kiegroup.

the class ActivateAndDeleteOnListenerTest method testActivateOnMatchAndDelete.

@Test
public void testActivateOnMatchAndDelete() throws Exception {
    String str = "";
    str += "package org.drools.compiler.integrationtests \n";
    str += "import " + Alarm.class.getCanonicalName() + " \n";
    str += "import " + Sensor.class.getCanonicalName() + " \n";
    str += "rule StringRule  @Propagation(EAGER) ruleflow-group \"DROOLS_SYSTEM\"\n";
    str += " when \n";
    str += " $a : Alarm() \n";
    str += " $s : Sensor() \n";
    str += " then \n";
    str += "end \n";
    KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    conf.setOption(ForceEagerActivationOption.YES);
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession(conf, null);
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void matchCreated(MatchCreatedEvent event) {
            Collection<? extends FactHandle> alarms = event.getKieRuntime().getFactHandles(new ClassObjectFilter(Alarm.class));
            for (FactHandle alarm : alarms) {
                event.getKieRuntime().delete(alarm);
            }
        }
    });
    // go !
    Alarm alarm = new Alarm();
    alarm.setMessage("test");
    alarm.setNumber(123);
    ksession.insert(alarm);
    Sensor sensor = new Sensor();
    sensor.setPressure(1);
    sensor.setTemperature(25);
    ksession.insert(sensor);
    ksession.fireAllRules();
}

Example 4 with DefaultAgendaEventListener

use of org.drools.core.event.DefaultAgendaEventListener in project drools by kiegroup.

the class ReteooMannersTest method testManners.

@Test
public void testManners() throws Exception {
    InternalKnowledgeBase kBase = (InternalKnowledgeBase) KnowledgeBaseFactory.newKnowledgeBase();
    kBase.addPackage(this.pkg);
    KieSession kSession = kBase.newKieSession();
    final DefaultAgendaEventListener listener = new DefaultAgendaEventListener() {

        private int counter = 0;

        // public void matchCreated(ActivationCreatedEvent event) {
        // super.matchCreated( event );
        // System.out.println( event );
        // }
        // 
        // public void matchCancelled(ActivationCancelledEvent event) {
        // super.matchCancelled( event );
        // System.out.println( event );
        // }
        // 
        // public void beforeMatchFired(BeforeActivationFiredEvent event) {
        // super.beforeMatchFired( event );
        // System.out.println( event );
        // }
        public void afterActivationFired(AfterActivationFiredEvent event) {
            this.counter++;
        // super.afterMatchFired( event );
        // System.out.println( event );
        }

        public String toString() {
            return "fired :  " + this.counter;
        }
    };
    // workingMemory.addEventListener(listener );
    final InputStream is = getClass().getResourceAsStream("/manners5.dat");
    final List list = getInputObjects(is);
    for (final Iterator it = list.iterator(); it.hasNext(); ) {
        final Object object = it.next();
        kSession.insert(object);
    }
    kSession.insert(new Count(1));
    final long start = System.currentTimeMillis();
    kSession.fireAllRules();
// System.err.println( System.currentTimeMillis() - start );
// System.out.println( listener );
// while  (1==1){
// Thread.yield();
// Thread.sleep( 2000 );
// }
// final MemoryVisitor visitor = new MemoryVisitor( (InternalWorkingMemory) workingMemory );
// visitor.visit( ruleBase );
// final ReteooJungViewer viewer = new ReteooJungViewer(ruleBase);
// 
// javax.swing.SwingUtilities.invokeLater(new Runnable() {
// public void run() {
// viewer.showGUI();
// }
// });
// 
// Thread.sleep( 10000 );
}

Example 5 with DefaultAgendaEventListener

use of org.drools.core.event.DefaultAgendaEventListener in project jbpm by kiegroup.

the class ProcessFlowControlTest method testRuleFlowClear.

@Test
public void testRuleFlowClear() throws Exception {
    builder.addPackageFromDrl(new InputStreamReader(getClass().getResourceAsStream("test_ruleflowClear.drl")));
    builder.addRuleFlow(new InputStreamReader(getClass().getResourceAsStream("test_ruleflowClear.rfm")));
    KieSession workingMemory = createKieSession(true, builder.getPackages());
    final List<String> list = new ArrayList<String>();
    workingMemory.setGlobal("list", list);
    final List<Match> activations = new ArrayList<Match>();
    AgendaEventListener listener = new DefaultAgendaEventListener() {

        public void matchCancelled(MatchCancelledEvent event) {
            activations.add(event.getMatch());
        }
    };
    workingMemory.addEventListener(listener);
    InternalAgenda agenda = (InternalAgenda) workingMemory.getAgenda();
    // assertEquals( 0,
    // agenda.getRuleFlowGroup( "flowgroup-1" ).size() );
    // We need to call fireAllRules here to get the InitialFact into the system, to the eval(true)'s kick in
    workingMemory.fireAllRules();
    agenda.evaluateEagerList();
    // Now we have 4 in the RuleFlow, but not yet in the agenda
    assertEquals(4, agenda.sizeOfRuleFlowGroup("flowgroup-1"));
    // Check they aren't in the Agenda
    assertEquals(0, agenda.getAgendaGroup("MAIN").size());
    // Check we have 0 activation cancellation events
    assertEquals(0, activations.size());
    ((InternalAgenda) workingMemory.getAgenda()).clearAndCancelRuleFlowGroup("flowgroup-1");
    // Check the AgendaGroup and RuleFlowGroup  are now empty
    assertEquals(0, agenda.getAgendaGroup("MAIN").size());
    assertEquals(0, agenda.sizeOfRuleFlowGroup("flowgroup-1"));
    // Check we have four activation cancellation events
    assertEquals(4, activations.size());
}