Examples of org.drools.compiler.OrderEvent

org.drools.compiler.OrderEvent
A simple order event POJO


        try {
            // First interaction
            clock.advanceTime( 5,
                               TimeUnit.SECONDS ); // 5 seconds
            ksession.insert( new OrderEvent( "1",
                                             "customer A",
                                             70 ) );


            ksession.fireAllRules();


            assertEquals( 1,
                          timeResults.size() );
            assertEquals( 1,
                          timeResults.get( 0 ).intValue() );
            assertEquals( 1,
                          lengthResults.size() );
            assertEquals( 1,
                          lengthResults.get( 0 ).intValue() );


            // Second interaction: advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "2",
                                             "customer A",
                                             60 ) );
            ksession.fireAllRules();


            assertEquals( 2,
                          timeResults.size() );
            assertEquals( 2,
                          timeResults.get( 1 ).intValue() );
            assertEquals( 2,
                          lengthResults.size() );
            assertEquals( 2,
                          lengthResults.get( 1 ).intValue() );


            // Third interaction: advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "3",
                                             "customer A",
                                             50 ) );
            ksession.fireAllRules();


            assertEquals( 3,
                          timeResults.size() );
            assertEquals( 3,
                          timeResults.get( 2 ).intValue() );
            assertEquals( 3,
                          lengthResults.size() );
            assertEquals( 3,
                          lengthResults.get( 2 ).intValue() );


            // Fourth interaction: advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "4",
                                             "customer A",
                                             25 ) );
            ksession.fireAllRules();


            // first event should have expired now
            assertEquals( 4,
                          timeResults.size() );
            assertEquals( 3,
                          timeResults.get( 3 ).intValue() );
            assertEquals( 4,
                          lengthResults.size() );
            assertEquals( 3,
                          lengthResults.get( 3 ).intValue() );


            // Fifth interaction: advance clock and assert new data
            clock.advanceTime( 5,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "5",
                                             "customer A",
                                             70 ) );
            ksession.fireAllRules();


            assertEquals( 5,

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                            lengthResults );


        SessionPseudoClock clock = (SessionPseudoClock) ksession.<SessionClock>getSessionClock();


        clock.advanceTime( 5, TimeUnit.SECONDS ); // 5 seconds
        ksession.insert( new OrderEvent( "1", "customer A", 70 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        assertTrue( lengthResults.contains( 70.0 ) );


        clock.advanceTime( 10, TimeUnit.SECONDS ); // 10 seconds
        ksession.insert( new OrderEvent( "2", "customer A", 60 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        assertTrue( lengthResults.contains( 65.0 ) );


        // Third interaction: advance clock and assert new data
        clock.advanceTime( 10, TimeUnit.SECONDS ); // 10 seconds
        ksession.insert( new OrderEvent( "3", "customer A", 50 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        assertTrue( lengthResults.contains( 60.0 ) );


        // Fourth interaction: advance clock and assert new data
        clock.advanceTime( 60, TimeUnit.SECONDS ); // 60 seconds
        ksession.insert( new OrderEvent( "4", "customer A", 25 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        // assertTrue( lengthResults.contains( 45 ) );


    }

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        sconf.setOption( ClockTypeOption.get( ClockType.PSEUDO_CLOCK.getId() ) );
        StatefulKnowledgeSession wm = createKnowledgeSession( kbase, sconf );






        wm.insert( new OrderEvent( "1", "customer A", 70 ) );
        wm.insert( new OrderEvent( "2", "customer A", 60 ) );
        wm.insert( new OrderEvent( "3", "customer A", 50 ) );
        wm.insert( new OrderEvent( "4", "customer A", 40 ) );
        wm.insert( new OrderEvent( "5", "customer A", 30 ) );
        wm.insert( new OrderEvent( "6", "customer A", 20 ) );
        wm.insert( new OrderEvent( "7", "customer A", 10 ) );
        wm.fireAllRules();
    }

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        // how to configure the clock?
        SessionPseudoClock clock = (SessionPseudoClock) wm.getSessionClock();


        clock.advanceTime( 5,
                           TimeUnit.SECONDS ); // 5 seconds
        EventFactHandle handle1 = (EventFactHandle) wm.insert( new OrderEvent( "1",
                                                                               "customer A",
                                                                               70 ) );
        assertEquals( 5000,
                      handle1.getStartTimestamp() );
        assertEquals( 0,
                      handle1.getDuration() );


        //        wm  = SerializationHelper.getSerialisedStatefulSession( wm );
        //        results = (List) wm.getGlobal( "results" );
        //        clock = (SessionPseudoClock) wm.getSessionClock();


        wm.fireAllRules();


        assertEquals( 1,
                      results.size() );
        assertEquals( 70,
                      ((Number) results.get( 0 )).intValue() );


        // advance clock and assert new data
        clock.advanceTime( 10,
                           TimeUnit.SECONDS ); // 10 seconds
        EventFactHandle handle2 = (EventFactHandle) wm.insert( new OrderEvent( "2",
                                                                               "customer A",
                                                                               60 ) );
        assertEquals( 15000,
                      handle2.getStartTimestamp() );
        assertEquals( 0,
                      handle2.getDuration() );


        wm.fireAllRules();


        assertEquals( 2,
                      results.size() );
        assertEquals( 65,
                      ((Number) results.get( 1 )).intValue() );


        // advance clock and assert new data
        clock.advanceTime( 10,
                           TimeUnit.SECONDS ); // 10 seconds
        EventFactHandle handle3 = (EventFactHandle) wm.insert( new OrderEvent( "3",
                                                                               "customer A",
                                                                               50 ) );
        assertEquals( 25000,
                      handle3.getStartTimestamp() );
        assertEquals( 0,
                      handle3.getDuration() );


        wm.fireAllRules();


        assertEquals( 3,
                      results.size() );
        assertEquals( 60,
                      ((Number) results.get( 2 )).intValue() );


        // advance clock and assert new data
        clock.advanceTime( 10,
                           TimeUnit.SECONDS ); // 10 seconds
        EventFactHandle handle4 = (EventFactHandle) wm.insert( new OrderEvent( "4",
                                                                               "customer A",
                                                                               25 ) );
        assertEquals( 35000,
                      handle4.getStartTimestamp() );
        assertEquals( 0,
                      handle4.getDuration() );


        wm.fireAllRules();


        // first event should have expired, making average under the rule threshold, so no additional rule fire
        assertEquals( 3,
                      results.size() );


        // advance clock and assert new data
        clock.advanceTime( 10,
                           TimeUnit.SECONDS ); // 10 seconds
        EventFactHandle handle5 = (EventFactHandle) wm.insert( new OrderEvent( "5",
                                                                               "customer A",
                                                                               70 ) );
        assertEquals( 45000,
                      handle5.getStartTimestamp() );
        assertEquals( 0,
                      handle5.getDuration() );


        //        wm  = SerializationHelper.serializeObject(wm);
        wm.fireAllRules();


        // still under the threshold, so no fire
        assertEquals( 3,
                      results.size() );


        // advance clock and assert new data
        clock.advanceTime( 10,
                           TimeUnit.SECONDS ); // 10 seconds
        EventFactHandle handle6 = (EventFactHandle) wm.insert( new OrderEvent( "6",
                                                                               "customer A",
                                                                               115 ) );
        assertEquals( 55000,
                      handle6.getStartTimestamp() );
        assertEquals( 0,

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        final List results = new ArrayList();


        wm.setGlobal( "results",
                      results );


        EventFactHandle handle1 = (EventFactHandle) wm.insert( new OrderEvent( "1",
                                                                               "customer A",
                                                                               70 ) );


        //        wm  = SerializationHelper.serializeObject(wm);
        wm.fireAllRules();


        assertEquals( 1,
                      results.size() );
        assertEquals( 70,
                      ((Number) results.get( 0 )).intValue() );


        // assert new data
        EventFactHandle handle2 = (EventFactHandle) wm.insert( new OrderEvent( "2",
                                                                               "customer A",
                                                                               60 ) );
        wm.fireAllRules();


        assertEquals( 2,
                      results.size() );
        assertEquals( 65,
                      ((Number) results.get( 1 )).intValue() );


        // assert new data
        EventFactHandle handle3 = (EventFactHandle) wm.insert( new OrderEvent( "3",
                                                                               "customer A",
                                                                               50 ) );
        wm.fireAllRules();


        assertEquals( 3,
                      results.size() );
        assertEquals( 60,
                      ((Number) results.get( 2 )).intValue() );


        // assert new data
        EventFactHandle handle4 = (EventFactHandle) wm.insert( new OrderEvent( "4",
                                                                               "customer A",
                                                                               25 ) );
        wm.fireAllRules();


        // first event should have expired, making average under the rule threshold, so no additional rule fire
        assertEquals( 3,
                      results.size() );


        // assert new data
        EventFactHandle handle5 = (EventFactHandle) wm.insert( new OrderEvent( "5",
                                                                               "customer A",
                                                                               70 ) );
        //        wm  = SerializationHelper.serializeObject(wm);
        wm.fireAllRules();


        // still under the threshold, so no fire
        assertEquals( 3,
                      results.size() );


        // assert new data
        EventFactHandle handle6 = (EventFactHandle) wm.insert( new OrderEvent( "6",
                                                                               "customer A",
                                                                               115 ) );
        wm.fireAllRules();


        assertEquals( 4,

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        final List results = new ArrayList();


        ksession.setGlobal("results",
                           results);


        EventFactHandle handle1 = (EventFactHandle) ksession.insert( new OrderEvent( "1", "customer A", 80 ) );
        ksession  = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);




        // assert new data
        EventFactHandle handle2 = (EventFactHandle) ksession.insert( new OrderEvent( "2", "customer A", 70 ) );
        ksession  = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);


        // assert new data
        EventFactHandle handle3 = (EventFactHandle) ksession.insert( new OrderEvent( "3", "customer A", 60 ) );
        ksession  = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);


        // assert new data
        EventFactHandle handle4 = (EventFactHandle) ksession.insert( new OrderEvent( "4", "customer A", 50 ) );
        ksession  = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);


        ksession.fireAllRules();


        assertEquals( 1,
                      results.size() );


        assertEquals(60,
                     ((Number) results.get(0)).intValue());


        // assert new data
        EventFactHandle handle5 = (EventFactHandle) ksession.insert( new OrderEvent( "5", "customer A", 10 ) );
        ksession  = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);
        ksession.fireAllRules();


        assertEquals( 1,
                      results.size() );


        EventFactHandle handle6 = (EventFactHandle) ksession.insert( new OrderEvent( "6", "customer A", 90 ) );
        ksession  = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);
        ksession.fireAllRules();


        assertEquals( 2,
                      results.size() );

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                               TimeUnit.SECONDS ); // 5 seconds


            // there is no next job, so returns -1
            assertEquals( -1,
                          wm.getTimeToNextJob() );
            wm.insert( new OrderEvent( "1",
                                       "customer A",
                                       70 ) );
            assertEquals( 0,
                          wm.getIdleTime() );
            // now, there is a next job in 30 seconds: expire the event
            assertEquals( 30000,
                          wm.getTimeToNextJob() );


            wm.fireAllRules();
            assertEquals( 1,
                          results.size() );
            assertEquals( 70,
                          ((Number) results.get( 0 )).intValue() );


            // advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            // next job is in 20 seconds: expire the event
            assertEquals( 20000,
                          wm.getTimeToNextJob() );


            wm.insert( new OrderEvent( "2",
                                       "customer A",
                                       60 ) );
            wm.fireAllRules();


            assertEquals( 2,
                          results.size() );
            assertEquals( 65,
                          ((Number) results.get( 1 )).intValue() );


            // advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            // next job is in 10 seconds: expire the event
            assertEquals( 10000,
                          wm.getTimeToNextJob() );


            wm.insert( new OrderEvent( "3",
                                       "customer A",
                                       50 ) );
            wm.fireAllRules();
            assertEquals( 3,
                          results.size() );
            assertEquals( 60,
                          ((Number) results.get( 2 )).intValue() );


            // advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            // advancing clock time will cause events to expire
            assertEquals( 0,
                          wm.getIdleTime() );
            // next job is in 10 seconds: expire another event
            //assertEquals( 10000, iwm.getTimeToNextJob());


            wm.insert( new OrderEvent( "4",
                                       "customer A",
                                       25 ) );
            wm.fireAllRules();


            // first event should have expired, making average under the rule threshold, so no additional rule fire
            assertEquals( 3,
                          results.size() );


            // advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds


            wm.insert( new OrderEvent( "5",
                                       "customer A",
                                       70 ) );
            assertEquals( 0,
                          wm.getIdleTime() );

View Full Code Here


        try {
            // First interaction
            clock.advanceTime( 5,
                               TimeUnit.SECONDS ); // 5 seconds
            ksession.insert( new OrderEvent( "1",
                                             "customer A",
                                             70 ) );


            ksession.fireAllRules();


            assertEquals( 1,
                          timeResults.size() );
            assertEquals( 1,
                          timeResults.get( 0 ).intValue() );
            assertEquals( 1,
                          lengthResults.size() );
            assertEquals( 1,
                          lengthResults.get( 0 ).intValue() );


            // Second interaction: advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "2",
                                             "customer A",
                                             60 ) );
            ksession.fireAllRules();


            assertEquals( 2,
                          timeResults.size() );
            assertEquals( 2,
                          timeResults.get( 1 ).intValue() );
            assertEquals( 2,
                          lengthResults.size() );
            assertEquals( 2,
                          lengthResults.get( 1 ).intValue() );


            // Third interaction: advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "3",
                                             "customer A",
                                             50 ) );
            ksession.fireAllRules();


            assertEquals( 3,
                          timeResults.size() );
            assertEquals( 3,
                          timeResults.get( 2 ).intValue() );
            assertEquals( 3,
                          lengthResults.size() );
            assertEquals( 3,
                          lengthResults.get( 2 ).intValue() );


            // Fourth interaction: advance clock and assert new data
            clock.advanceTime( 10,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "4",
                                             "customer A",
                                             25 ) );
            ksession.fireAllRules();


            // first event should have expired now
            assertEquals( 4,
                          timeResults.size() );
            assertEquals( 3,
                          timeResults.get( 3 ).intValue() );
            assertEquals( 4,
                          lengthResults.size() );
            assertEquals( 3,
                          lengthResults.get( 3 ).intValue() );


            // Fifth interaction: advance clock and assert new data
            clock.advanceTime( 5,
                               TimeUnit.SECONDS ); // 10 seconds
            ksession.insert( new OrderEvent( "5",
                                             "customer A",
                                             70 ) );
            ksession.fireAllRules();


            assertEquals( 5,

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                            lengthResults );


        SessionPseudoClock clock = (SessionPseudoClock) ksession.<SessionClock>getSessionClock();


        clock.advanceTime( 5, TimeUnit.SECONDS ); // 5 seconds
        ksession.insert( new OrderEvent( "1", "customer A", 70 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        assertTrue( lengthResults.contains( 70.0 ) );


        clock.advanceTime( 10, TimeUnit.SECONDS ); // 10 seconds
        ksession.insert( new OrderEvent( "2", "customer A", 60 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        assertTrue( lengthResults.contains( 65.0 ) );


        // Third interaction: advance clock and assert new data
        clock.advanceTime( 10, TimeUnit.SECONDS ); // 10 seconds
        ksession.insert( new OrderEvent( "3", "customer A", 50 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        assertTrue( lengthResults.contains( 60.0 ) );


        // Fourth interaction: advance clock and assert new data
        clock.advanceTime( 60, TimeUnit.SECONDS ); // 60 seconds
        ksession.insert( new OrderEvent( "4", "customer A", 25 ) );
        ksession.fireAllRules();
        System.out.println( lengthResults );
        // assertTrue( lengthResults.contains( 45 ) );


    }

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        sconf.setOption( ClockTypeOption.get( ClockType.PSEUDO_CLOCK.getId() ) );
        StatefulKnowledgeSession wm = createKnowledgeSession( kbase, sconf );






        wm.insert( new OrderEvent( "1", "customer A", 70 ) );
        wm.insert( new OrderEvent( "2", "customer A", 60 ) );
        wm.insert( new OrderEvent( "3", "customer A", 50 ) );
        wm.insert( new OrderEvent( "4", "customer A", 40 ) );
        wm.insert( new OrderEvent( "5", "customer A", 30 ) );
        wm.insert( new OrderEvent( "6", "customer A", 20 ) );
        wm.insert( new OrderEvent( "7", "customer A", 10 ) );
        wm.fireAllRules();
    }

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