Examples with PseudoClockScheduler org.drools.core.time.impl.PseudoClockScheduler used on opensource projects

Example 21 with PseudoClockScheduler

use of org.drools.core.time.impl.PseudoClockScheduler in project drools by kiegroup.

the class ExpirationTest method testSoftExpiration.

@Test
public void testSoftExpiration() {
    // DROOLS-1483
    String drl = "import " + ExpiringEventA.class.getCanonicalName() + "\n" + "import " + ExpiringEventB.class.getCanonicalName() + "\n" + "import " + ExpiringEventC.class.getCanonicalName() + "\n" + "rule Ra when\n" + "  $e : ExpiringEventA() over window:time(20s)\n" + "then end\n " + "rule Rb when\n" + "  $e : ExpiringEventB() over window:time(20s)\n" + "then end\n " + "rule Rc when\n" + "  $e : ExpiringEventC()\n" + "then 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 ksession = kbase.newKieSession(sessionConfig, null);
    PseudoClockScheduler clock = ksession.getSessionClock();
    ksession.insert(new ExpiringEventA());
    ksession.insert(new ExpiringEventB());
    ksession.insert(new ExpiringEventC());
    ksession.fireAllRules();
    clock.advanceTime(5, TimeUnit.SECONDS);
    ksession.fireAllRules();
    assertEquals(1, ksession.getObjects(new ClassObjectFilter(ExpiringEventA.class)).size());
    assertEquals(1, ksession.getObjects(new ClassObjectFilter(ExpiringEventB.class)).size());
    assertEquals(1, ksession.getObjects(new ClassObjectFilter(ExpiringEventC.class)).size());
    clock.advanceTime(10, TimeUnit.SECONDS);
    ksession.fireAllRules();
    // t=15 -> hard expiration of A
    assertEquals(0, ksession.getObjects(new ClassObjectFilter(ExpiringEventA.class)).size());
    assertEquals(1, ksession.getObjects(new ClassObjectFilter(ExpiringEventB.class)).size());
    assertEquals(1, ksession.getObjects(new ClassObjectFilter(ExpiringEventC.class)).size());
    clock.advanceTime(10, TimeUnit.SECONDS);
    ksession.fireAllRules();
    // t=25 -> implicit expiration of B
    assertEquals(0, ksession.getObjects(new ClassObjectFilter(ExpiringEventA.class)).size());
    assertEquals(0, ksession.getObjects(new ClassObjectFilter(ExpiringEventB.class)).size());
    assertEquals(1, ksession.getObjects(new ClassObjectFilter(ExpiringEventC.class)).size());
    clock.advanceTime(10, TimeUnit.SECONDS);
    ksession.fireAllRules();
    // t=35 -> soft expiration of C
    assertEquals(0, ksession.getObjects(new ClassObjectFilter(ExpiringEventA.class)).size());
    assertEquals(0, ksession.getObjects(new ClassObjectFilter(ExpiringEventB.class)).size());
    assertEquals(0, ksession.getObjects(new ClassObjectFilter(ExpiringEventC.class)).size());
}

Example 22 with PseudoClockScheduler

use of org.drools.core.time.impl.PseudoClockScheduler in project drools by kiegroup.

the class ExpirationTest method testAlpha.

@Test
public void testAlpha() {
    String drl = "import " + A.class.getCanonicalName() + "\n" + "declare A @role( event ) @expires(11ms) end\n" + "global java.util.concurrent.atomic.AtomicInteger counter;\n" + "rule R0 when\n" + "  $a: A( $Aid: id > 0 )\n" + "then\n" + "  System.out.println(\"[\" + $a + \"]\");" + "  counter.incrementAndGet();\n" + "end";
    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 ksession = kbase.newKieSession(sessionConfig, null);
    PseudoClockScheduler sessionClock = ksession.getSessionClock();
    AtomicInteger counter = new AtomicInteger(0);
    ksession.setGlobal("counter", counter);
    ksession.insert(new A(1));
    sessionClock.advanceTime(10, TimeUnit.MILLISECONDS);
    ksession.insert(new A(2));
    sessionClock.advanceTime(10, TimeUnit.MILLISECONDS);
    ksession.fireAllRules();
    assertEquals(2, counter.get());
}

Example 23 with PseudoClockScheduler

use of org.drools.core.time.impl.PseudoClockScheduler in project drools by kiegroup.

the class ExpirationTest method testBeta.

@Test
public void testBeta() {
    // DROOLS-1329
    String drl = "import " + A.class.getCanonicalName() + "\n" + "import " + B.class.getCanonicalName() + "\n" + "declare A @role( event ) @expires(11ms) end\n" + "declare B @role( event ) @expires(11ms) end\n" + "global java.util.concurrent.atomic.AtomicInteger counter;\n" + "rule R0 when\n" + "  $a: A( $Aid: id > 0 )\n" + "  $b: B( ($Bid: id <= $Aid) && (id > ($Aid - 1 )))\n" + "then\n" + "  System.out.println(\"[\" + $a + \",\" + $b + \"]\");" + "  counter.incrementAndGet();\n" + "end";
    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 ksession = kbase.newKieSession(sessionConfig, null);
    PseudoClockScheduler sessionClock = ksession.getSessionClock();
    AtomicInteger counter = new AtomicInteger(0);
    ksession.setGlobal("counter", counter);
    ksession.insert(new A(1));
    ksession.insert(new B(1));
    sessionClock.advanceTime(10, TimeUnit.MILLISECONDS);
    ksession.insert(new A(2));
    ksession.insert(new B(2));
    sessionClock.advanceTime(10, TimeUnit.MILLISECONDS);
    ksession.fireAllRules();
    assertEquals(2, counter.get());
}

Example 24 with PseudoClockScheduler

use of org.drools.core.time.impl.PseudoClockScheduler in project drools by kiegroup.

the class CepEspTest method testDeleteExpiredEvent.

@Test
public void testDeleteExpiredEvent() throws Exception {
    // BZ-1274696
    String drl = "import " + StockTick.class.getCanonicalName() + "\n" + "declare StockTick\n" + "    @role( event )\n" + "end\n" + "\n" + "rule \"TestEventReceived\"\n" + "no-loop\n" + "when\n" + "  $st1 : StockTick( company == \"ACME\" )\n" + "  not ( StockTick( this != $st1, this after[0s, 1s] $st1) )\n" + "then\n" + "  delete($st1);\n" + "end";
    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 ksession = kbase.newKieSession(sessionConfig, null);
    PseudoClockScheduler clock = ksession.getSessionClock();
    EventFactHandle handle1 = (EventFactHandle) ksession.insert(new StockTick(1, "ACME", 50));
    ksession.fireAllRules();
    clock.advanceTime(2, TimeUnit.SECONDS);
    ksession.fireAllRules();
    assertTrue(handle1.isExpired());
    assertFalse(ksession.getFactHandles().contains(handle1));
}

Example 25 with PseudoClockScheduler

use of org.drools.core.time.impl.PseudoClockScheduler in project drools by kiegroup.

the class CepEspTest method testCancelActivationWithExpiredEvent.

@Test
public void testCancelActivationWithExpiredEvent() {
    // RHBRMS-2463
    String drl = "import " + MyEvent.class.getCanonicalName() + "\n" + "import " + AtomicInteger.class.getCanonicalName() + "\n" + "declare MyEvent\n" + "    @role( event )\n" + "    @timestamp( timestamp )\n" + "    @expires( 10ms )\n" + "end\n" + "\n" + "rule R\n" + "    timer (int: 0 1; start=$startTime, repeat-limit=0 )\n" + "    when\n" + "       $event: MyEvent ($startTime : timestamp)\n" + "       $counter : AtomicInteger(get() > 0)\n" + "    then\n" + "        System.out.println(\"RG_TEST_TIMER WITH \" + $event + \" AND \" + $counter);\n" + "        modify($counter){\n" + "            decrementAndGet()\n" + "        }\n" + "end";
    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 ksession = kbase.newKieSession(sessionConfig, null);
    long now = System.currentTimeMillis();
    PseudoClockScheduler sessionClock = ksession.getSessionClock();
    sessionClock.setStartupTime(now - 10000);
    AtomicInteger counter = new AtomicInteger(1);
    MyEvent event1 = new MyEvent(now - 8000);
    MyEvent event2 = new MyEvent(now - 7000);
    MyEvent event3 = new MyEvent(now - 6000);
    ksession.insert(counter);
    ksession.insert(event1);
    ksession.insert(event2);
    ksession.insert(event3);
    // Nothing Happens
    ksession.fireAllRules();
    assertEquals(1, counter.get());
    sessionClock.advanceTime(10000, TimeUnit.MILLISECONDS);
    ksession.fireAllRules();
    assertEquals(0, counter.get());
}