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

Example 31 with FactHandle

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

the class SegmentMemoryPrototypeTest method checkKieSession.

private void checkKieSession(KieSession ksession) {
    final List<String> events = new ArrayList<String>();
    ksession.setGlobal("events", events);
    // phase 1
    Room room1 = new Room("Room 1");
    ksession.insert(room1);
    FactHandle fireFact1 = ksession.insert(new Fire(room1));
    ksession.fireAllRules();
    assertEquals(1, events.size());
    // phase 2
    Sprinkler sprinkler1 = new Sprinkler(room1);
    ksession.insert(sprinkler1);
    ksession.fireAllRules();
    assertEquals(2, events.size());
    // phase 3
    ksession.delete(fireFact1);
    ksession.fireAllRules();
    assertEquals(5, events.size());
}

Example 32 with FactHandle

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

the class TimerAndCalendarTest method testHaltWithTimer.

@Test(timeout = 10000)
public void testHaltWithTimer() throws Exception {
    KieBase kbase = loadKnowledgeBase("test_Halt_With_Timer.drl");
    final KieSession ksession = createKnowledgeSession(kbase);
    new Thread(new Runnable() {

        public void run() {
            ksession.fireUntilHalt();
        }
    }).start();
    Thread.sleep(1000);
    FactHandle handle = (FactHandle) ksession.insert("halt");
    Thread.sleep(2000);
    // now check that rule "halt" fired once, creating one Integer
    assertEquals(2, ksession.getFactCount());
    ksession.retract(handle);
}

Example 33 with FactHandle

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

the class TimerAndCalendarTest method testExprIntervalTimerRaceCondition.

@Test(timeout = 10000)
public void testExprIntervalTimerRaceCondition() throws Exception {
    String str = "";
    str += "package org.simple \n";
    str += "global java.util.List list \n";
    str += "rule xxx \n";
    str += "  timer (expr: $i, $i) \n";
    str += "when \n";
    str += "   $i : Long() \n";
    str += "then \n";
    str += "  list.add(\"fired\"); \n";
    str += "end  \n";
    KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    conf.setOption(ClockTypeOption.get("pseudo"));
    KieBase kbase = loadKnowledgeBaseFromString(str);
    KieSession ksession = createKnowledgeSession(kbase, conf);
    List list = new ArrayList();
    PseudoClockScheduler timeService = (PseudoClockScheduler) ksession.<SessionClock>getSessionClock();
    timeService.advanceTime(new Date().getTime(), TimeUnit.MILLISECONDS);
    ksession.setGlobal("list", list);
    FactHandle fh = (FactHandle) ksession.insert(10000l);
    ksession.fireAllRules();
    assertEquals(0, list.size());
    timeService.advanceTime(10, TimeUnit.SECONDS);
    ksession.fireAllRules();
    assertEquals(1, list.size());
    timeService.advanceTime(17, TimeUnit.SECONDS);
    ksession.update(fh, 5000l);
    ksession.fireAllRules();
    assertEquals(2, list.size());
}

Example 34 with FactHandle

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

the class TimerAndCalendarTest method testFireRuleAfterDuration.

@Test(timeout = 10000)
public void testFireRuleAfterDuration() throws Exception {
    KieBase kbase = loadKnowledgeBase("test_FireRuleAfterDuration.drl");
    KieSession ksession = createKnowledgeSession(kbase);
    final List list = new ArrayList();
    ksession.setGlobal("list", list);
    final Cheese brie = new Cheese("brie", 12);
    final FactHandle brieHandle = (FactHandle) ksession.insert(brie);
    ksession.fireAllRules();
    // now check for update
    assertEquals(0, list.size());
    // sleep for 300ms
    Thread.sleep(300);
    ksession.fireAllRules();
    // now check for update
    assertEquals(2, list.size());
}

Example 35 with FactHandle

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

the class TruthMaintenanceTest method testStatedShadowLogicalThenLogicalOnly.

@Test(timeout = 10000)
public void testStatedShadowLogicalThenLogicalOnly() {
    String droolsSource = "package org.drools.tms.test; \n" + "global java.util.List list; \n" + "rule Justify \n" + "when \n" + "    String( this == 'go1' ) " + "then \n" + "    insertLogical( 'f1' ); \n" + "end \n" + "rule StillHere \n" + "when \n" + "    String( this == 'go2' ) " + "    s : String( this == 'f1' ) " + "then \n" + "    list.add( s ); \n" + "end \n" + "";
    KieBaseConfiguration kieConf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    kieConf.setOption(EqualityBehaviorOption.IDENTITY);
    KieBase kbase = loadKnowledgeBaseFromString(kieConf, droolsSource);
    KieSession session = kbase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    InternalFactHandle fh1 = (InternalFactHandle) session.insert("f1");
    InternalFactHandle fh2 = (InternalFactHandle) session.insert("f2");
    FactHandle g1 = session.insert("go1");
    session.fireAllRules();
    // This removes the stated position, but it should still be logical now and exist
    session.delete(fh1, FactHandle.State.STATED);
    session.insert("go2");
    session.fireAllRules();
    // fh1 is invalid and no longer in the WM. However it's now reverted to it's Justified version and will still be there
    assertFalse(fh1.isValid());
    // Make sure f1 is still there, but logical only now
    assertEquals(1, list.size());
    assertEquals("f1", list.get(0));
    InternalFactHandle jfh1 = ((StatefulKnowledgeSessionImpl) session).getTruthMaintenanceSystem().get("f1").getLogicalFactHandle();
    assertEquals(EqualityKey.JUSTIFIED, jfh1.getEqualityKey().getStatus());
    assertSame(jfh1, session.getFactHandle("f1"));
}