Examples of org.kie.api.runtime.KieSession

org.kie.api.runtime.KieSession


        KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
        conf.setOption(ClockTypeOption.get("pseudo"));


        KnowledgeBase kbase = loadKnowledgeBaseFromString(str );
        KieSession ksession = createKnowledgeSession(kbase, conf);


        List list = new ArrayList();


        PseudoClockScheduler timeService = ( PseudoClockScheduler ) ksession.<SessionClock>getSessionClock();
        timeService.setStartupTime( DateUtils.parseDate(startTime).getTime() );


        ksession.setGlobal( "list", list );


        ksession.fireAllRules();
        assertEquals( 0, list.size() );


        timeService.advanceTime( 20, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 0, list.size() );


        timeService.advanceTime( 20, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() );


        timeService.advanceTime( 20, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() );


        timeService.advanceTime( 40, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 2, list.size() );


        timeService.advanceTime( 60, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 3, list.size() );


        // simulate a pause in the use of the engine by advancing the system clock
        timeService.setStartupTime(DateUtils.parseDate("3-MAR-2010").getTime());
        list.clear();


        timeService.advanceTime( 20, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() ); // fires once to recover from missing activation


        timeService.advanceTime( 20, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 2, list.size() );


        timeService.advanceTime( 20, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 2, list.size() );


        timeService.advanceTime( 40, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 3, list.size() );


        timeService.advanceTime( 60, TimeUnit.SECONDS );
        ksession.fireAllRules();
        assertEquals( 4, list.size() );
    }

View Full Code Here


        KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
        conf.setOption( ClockTypeOption.get( "pseudo" ) );


        KnowledgeBase kbase = loadKnowledgeBaseFromString(text);
        KieSession ksession = createKnowledgeSession(kbase, conf);
        
        PseudoClockScheduler timeService = ( PseudoClockScheduler ) ksession.<SessionClock>getSessionClock();
        timeService.advanceTime( new Date().getTime(), TimeUnit.MILLISECONDS );
        
        List list = new ArrayList();
        ksession.setGlobal( "list", list );        
        ksession.insert ( new Foo(null, null) );
        ksession.insert ( new Pet(null) );
        
        FactA fact1 = new FactA();
        fact1.setField1( "f1" );
        fact1.setField2( 250 );
        
        FactA fact3 = new FactA();
        fact3.setField1( "f2" );
        fact3.setField2( 1000 );
        
        ksession.insert( fact1 );
        ksession.insert( fact3 );
        
        ksession.fireAllRules();
        assertEquals( 0, list.size() );


        timeService.advanceTime( 300, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() );
        assertEquals( fact1, list.get( 0 ) );


        timeService.advanceTime( 300, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 2, list.size() );
        assertEquals( fact1, list.get( 1 ) );


        timeService.advanceTime( 300, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 2, list.size() ); // did not change, repeat-limit kicked in


        timeService.advanceTime( 300, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 3, list.size() );
        assertEquals( fact3, list.get( 2 ) );


        timeService.advanceTime( 1000, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 4, list.size() );
        assertEquals( fact3, list.get( 3 ) );


        timeService.advanceTime( 1000, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 4, list.size() ); // did not change, repeat-limit kicked in
    }

View Full Code Here


        KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
        conf.setOption( ClockTypeOption.get( "pseudo" ) );


        KnowledgeBase kbase = loadKnowledgeBaseFromString(text);
        KieSession ksession = createKnowledgeSession(kbase, conf);
        
        PseudoClockScheduler timeService = ( PseudoClockScheduler ) ksession.<SessionClock>getSessionClock();
        timeService.advanceTime( new Date().getTime(), TimeUnit.MILLISECONDS );
        
        List list = new ArrayList();
        ksession.setGlobal( "list", list );
        
        FactA fact1 = new FactA();
        fact1.setField1( "f1" );
        fact1.setField2( 500 );
        fact1.setField4( 1000 );
        FactHandle fh = (FactHandle) ksession.insert (fact1 );        
                
        ksession.fireAllRules();
        assertEquals( 0, list.size() );


        timeService.advanceTime( 1100, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() );
        assertEquals( fact1, list.get( 0 ) );


        timeService.advanceTime( 1100, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 2, list.size() );
        assertEquals( fact1, list.get( 1 ) );


        timeService.advanceTime( 400, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 3, list.size() );
        assertEquals( fact1, list.get( 2 ) );
        list.clear();


        // the activation state of the rule is not changed so the timer isn't reset
        // since the timer alredy fired it will only use only the period that now will be set to 2000
        fact1.setField2( 300 );
        fact1.setField4( 2000 );
        ksession.update(  fh, fact1 );
        ksession.fireAllRules();


        // 100 has passed of the 1000, from the previous schedule
        // so that should be deducted from the 2000 period above, meaning
        //  we only need to increment another 1950
        timeService.advanceTime( 1950, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() );
        assertEquals( fact1, list.get( 0 ) );
        list.clear();


        timeService.advanceTime( 1000, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 0, list.size() );


        timeService.advanceTime( 700, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 0, list.size() );


        timeService.advanceTime( 300, TimeUnit.MILLISECONDS );
        ksession.fireAllRules();
        assertEquals( 1, list.size() );
        
    }

View Full Code Here

                "end \n"
                ;




        KnowledgeBase kbase = loadKnowledgeBaseFromString(drl);
        final KieSession ksession = createKnowledgeSession(kbase);


        List list = new ArrayList();
        ksession.setGlobal( "list", list );


        new Thread( new Runnable(){
            public void run(){ ksession.fireUntilHalt(); }
        } ).start();
        Thread.sleep( 250 );


        assertEquals( java.util.Arrays.asList( 0, 0, 0 ), list );


        ksession.insert( "halt" );
        ksession.insert( "trigger" );
        Thread.sleep( 300 );
        assertEquals( java.util.Arrays.asList( 0, 0, 0 ), list );


        new Thread( new Runnable(){
            public void run(){ ksession.fireUntilHalt(); }
        } ).start();
        Thread.sleep( 200 );


        assertEquals( java.util.Arrays.asList( 0, 0, 0, 5, 0, -5, 0, 0 ), list );
    }

View Full Code Here

                "end\n" +
                "\n"
                ;


        KnowledgeBase kbase = loadKnowledgeBaseFromString(drl);
        final KieSession ksession = createKnowledgeSession(kbase);


        List list = new ArrayList();
        ksession.setGlobal( "list", list );


        FactHandle handle = (FactHandle) ksession.insert( "trigger" );
        new Thread( new Runnable(){
            public void run(){ ksession.fireUntilHalt(); }
        } ).start();
        Thread.sleep( 150 );
        assertEquals( 2, list.size() ); // delay 0, repeat after 100
        assertEquals( java.util.Arrays.asList( 0, 0 ), list );


        ksession.insert( "halt" );


        Thread.sleep( 200 );
        ksession.retract( handle );
        assertEquals( 2, list.size() ); // halted, no more rule firing


        new Thread( new Runnable(){
            public void run(){ ksession.fireUntilHalt(); }
        } ).start();
        Thread.sleep( 500 );


        assertEquals( 2, list.size() );
        assertEquals( java.util.Arrays.asList( 0, 0 ), list );

View Full Code Here

        KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
        kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());


        KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
        conf.setOption( ClockTypeOption.get( "pseudo" ) );
        KieSession ksession = kbase.newStatefulKnowledgeSession( conf, null );
        ArrayList list = new ArrayList( );
        ksession.setGlobal( "list", list );


        SessionPseudoClock clock = ( SessionPseudoClock ) ksession.getSessionClock();


        clock.advanceTime( 1100, TimeUnit.MILLISECONDS );


        StockTick tick = new StockTick( 0, "AAA", 1.0, 0 );
        StockTick tock = new StockTick( 1, "BBB", 1.0, 2500 );
        StockTick tack = new StockTick( 1, "CCC", 1.0, 2700 );


        EntryPoint epa = ksession.getEntryPoint("AAA");
        EntryPoint epb = ksession.getEntryPoint("BBB");


        epa.insert( tick );
        epb.insert( tock );
        ksession.insert( tack );


        FactHandle handle = ksession.insert("go1");
        ksession.fireAllRules();
        System.out.println( "***** " + list + " *****");
        assertEquals( Arrays.asList(0L, 1L, 1L), list );
        list.clear();
        ksession.retract( handle );


        clock.advanceTime( 2550, TimeUnit.MILLISECONDS );


        handle = ksession.insert( "go2" );
        ksession.fireAllRules();
        System.out.println( "***** " + list + " *****");
        assertEquals( Arrays.asList( 0L, 0L, 1L ), list );
        list.clear();
        ksession.retract( handle );


        clock.advanceTime( 500, TimeUnit.MILLISECONDS );


        handle = ksession.insert( "go3" );
        ksession.fireAllRules();
        System.out.println( "***** " + list + " *****");
        assertEquals( Arrays.asList( 0L, 0L, 0L ), list );
        list.clear();
        ksession.retract( handle );


        ksession.dispose();
    }

View Full Code Here

        KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
        conf.setOption(ClockTypeOption.get("pseudo"));
        conf.setOption(TimedRuleExectionOption.YES);


        KnowledgeBase kbase = loadKnowledgeBaseFromString(str);
        KieSession ksession = createKnowledgeSession(kbase, conf);


        final CyclicBarrier barrier = new CyclicBarrier(2);
        final AtomicBoolean aBool = new AtomicBoolean(true);
        AgendaEventListener agendaEventListener = new DefaultAgendaEventListener() {
            public void afterMatchFired(org.kie.api.event.rule.AfterMatchFiredEvent event) {
                try {
                    if (aBool.get()) {
                        barrier.await();
                        aBool.set(false);
                    }
                } catch (Exception e) {
                    throw new RuntimeException(e);
                }
            }
        };
        ksession.addEventListener(agendaEventListener);


        List list = new ArrayList();
        ksession.setGlobal("list", list);


        // Using the Pseudo Clock.
        SessionClock clock = ksession.getSessionClock();
        SessionPseudoClock pseudoClock = (SessionPseudoClock) clock;


        // Insert the event.
        String eventOne = "one";
        ksession.insert(eventOne);


        // Advance the time .... so the timer will fire.
        pseudoClock.advanceTime(10000, TimeUnit.MILLISECONDS);


        // Rule doesn't fire in PHREAK. This is because you need to call 'fireAllRules' after you've inserted the fact, otherwise the timer
        // job is not created.


        ksession.fireAllRules();


        // Rule still doesn't fire, because the DefaultTimerJob is created now, and now we need to advance the timer again.


        pseudoClock.advanceTime(30000, TimeUnit.MILLISECONDS);
        barrier.await();
        barrier.reset();
        aBool.set(true);


        pseudoClock.advanceTime(10000, TimeUnit.MILLISECONDS);
        barrier.await();
        barrier.reset();
        aBool.set(true);


        String eventTwo = "two";
        ksession.insert(eventTwo);
        ksession.fireAllRules();


        // 60
        pseudoClock.advanceTime(10000, TimeUnit.MILLISECONDS);
        barrier.await();
        barrier.reset();
        aBool.set(true);


        // 70
        pseudoClock.advanceTime(10000, TimeUnit.MILLISECONDS);
        barrier.await();
        barrier.reset();
        aBool.set(true);


        //From here, the second rule should fire.
        //phaser.register();
        pseudoClock.advanceTime(10000, TimeUnit.MILLISECONDS);
        barrier.await();
        barrier.reset();
        aBool.set(true);


        // Now 2 rules have fired, and those will now fire every 10 seconds.
        pseudoClock.advanceTime(20000, TimeUnit.MILLISECONDS);
        barrier.await();
        barrier.reset();


        pseudoClock.advanceTime(20000, TimeUnit.MILLISECONDS);
        aBool.set(true);
        barrier.await();
        barrier.reset();


        pseudoClock.advanceTime(20000, TimeUnit.MILLISECONDS);
        aBool.set(true);
        barrier.await();
        barrier.reset();


        ksession.destroy();
    }

View Full Code Here

        KieSessionConfiguration conf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
        conf.setOption(ClockTypeOption.get("pseudo"));
        conf.setOption(TimedRuleExectionOption.YES);


        KnowledgeBase kbase = loadKnowledgeBaseFromString(str);
        KieSession ksession = createKnowledgeSession(kbase, conf);


        List list = new ArrayList();
        ksession.setGlobal("list", list);


        SessionClock clock = ksession.getSessionClock();
        SessionPseudoClock pseudoClock = (SessionPseudoClock) clock;


        ksession.insert(1);
        ksession.fireAllRules();
        pseudoClock.advanceTime(35, TimeUnit.SECONDS);
        ksession.fireAllRules();
        assertEquals(2, list.size());
    }

View Full Code Here

        kbuilder.buildAll();
        
        assertEquals(0, kbuilder.getResults().getMessages().size());


        ks.newKieContainer(kbuilder.getKieModule().getReleaseId()).getKieBase();
        KieSession ksession = ks.newKieContainer(kbuilder.getKieModule().getReleaseId()).newKieSession();
        assertNotNull( ksession );
        
        List<String> context = new ArrayList<String>();
        ksession.setGlobal("context", context);
        
        FactHandle b = ksession.insert( new Message( "b" ) );
        ksession.delete(b);
        int fired = ksession.fireAllRules(1);
        
        assertEquals( 0, fired );
        ksession.dispose();
    }

View Full Code Here

        KieServices ks = KieServices.Factory.get();


        KieFileSystem kfs = ks.newKieFileSystem().write("src/main/resources/r1.drl", str);
        ks.newKieBuilder( kfs ).buildAll();


        KieSession ksession = ks.newKieContainer(ks.getRepository().getDefaultReleaseId()).newKieSession();
    }

View Full Code Here

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