Examples with ProcessNodeLeftEvent org.drools.event.process.ProcessNodeLeftEvent used on opensource projects

Example 1 with ProcessNodeLeftEvent

use of org.drools.event.process.ProcessNodeLeftEvent in project jBPM5-Developer-Guide by Salaboy.

the class MultiProcessEvaluationTest method testMultiProcessEvaluation.

@Test
public void testMultiProcessEvaluation() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("multi_process_evaluation/resources.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("multi_process_evaluation/multi-process-decision.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    try {
        ksession.addEventListener(new DefaultAgendaEventListener() {

            @Override
            public void activationCreated(ActivationCreatedEvent event) {
                System.out.println(">>> Firing All the Rules on Activation Created " + event);
                ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
            }
        });
        ksession.addEventListener(new DefaultProcessEventListener() {

            @Override
            public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
                System.out.println(">>> Firing All the Rules before node triggered! " + event);
                ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
            }

            @Override
            public void beforeNodeLeft(ProcessNodeLeftEvent event) {
                System.out.println(">>> Firing All the Rules before node triggered! " + event);
                ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
            }
        });
        Map<String, Object> params = new HashMap<String, Object>();
        ksession.insert(new Resources(50));
        for (int i = 1; i < 16; i++) {
            ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.SimpleDecision", params);
            ksession.insert(processInstance);
            assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
            System.out.println(" ----------------- ##### -----------------");
            System.out.println(" ----- Starting Process Number : " + i + " ----");
            System.out.println(" ----------------- ##### -----------------");
            ksession.startProcessInstance(processInstance.getId());
            assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
            System.out.println(" ----------------- ##### -----------------");
            System.out.println(" ----- Process Number : " + i + " Completed ----");
            System.out.println(" ----------------- ##### -----------------");
        }
    } catch (WorkflowRuntimeException e) {
        assertEquals(true, e.getCause().getMessage().contains("No More Resources Available = "));
    }
}

Example 2 with ProcessNodeLeftEvent

use of org.drools.event.process.ProcessNodeLeftEvent in project jBPM5-Developer-Guide by Salaboy.

the class RuleBasedProcessSelectionTest method processSelectionNotEnoughResources.

@Test
public void processSelectionNotEnoughResources() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("rule_based_process_selection/smart-process-selection.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/platinum-customer-process.bpmn"), ResourceType.BPMN2);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/regular-customer-process.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    //KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultWorkingMemoryEventListener() {

        @Override
        public void objectInserted(ObjectInsertedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void objectUpdated(ObjectUpdatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void beforeNodeLeft(ProcessNodeLeftEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.insert(new Resources(2));
    Customer platinumCustomer = new Customer("Customer One", Customer.CustomerType.PLATINUM);
    ksession.insert(platinumCustomer);
    QueryResults queryResults = ksession.getQueryResults("getResources", (Object[]) null);
    // No Process Was Started
    assertEquals(2, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(0, queryResults.size());
}

Example 3 with ProcessNodeLeftEvent

use of org.drools.event.process.ProcessNodeLeftEvent in project jBPM5-Developer-Guide by Salaboy.

the class RuleBasedProcessSelectionTest method processSelectionForPlatinumCustomersNotEnoughResources.

@Test
public void processSelectionForPlatinumCustomersNotEnoughResources() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("rule_based_process_selection/smart-process-selection.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/platinum-customer-process.bpmn"), ResourceType.BPMN2);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/regular-customer-process.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    //KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultWorkingMemoryEventListener() {

        @Override
        public void objectInserted(ObjectInsertedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void objectUpdated(ObjectUpdatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void beforeNodeLeft(ProcessNodeLeftEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.insert(new Resources(4));
    Customer platinumCustomer = new Customer("Customer One", Customer.CustomerType.PLATINUM);
    ksession.insert(platinumCustomer);
    QueryResults queryResults = ksession.getQueryResults("getResources", (Object[]) null);
    assertEquals(1, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(1, queryResults.size());
    assertEquals("Regular Customer Process", ((WorkflowProcessInstanceImpl) queryResults.iterator().next().get("$w")).getProcessName());
}

Example 4 with ProcessNodeLeftEvent

use of org.drools.event.process.ProcessNodeLeftEvent in project jBPM5-Developer-Guide by Salaboy.

the class RuleBasedProcessSelectionTest method processSelectionForPlatinumCustomersWithResources.

@Test
public void processSelectionForPlatinumCustomersWithResources() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("rule_based_process_selection/smart-process-selection.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/platinum-customer-process.bpmn"), ResourceType.BPMN2);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/regular-customer-process.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    //KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultWorkingMemoryEventListener() {

        @Override
        public void objectInserted(ObjectInsertedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void objectUpdated(ObjectUpdatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void beforeNodeLeft(ProcessNodeLeftEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.insert(new Resources(10));
    Customer platinumCustomer = new Customer("Customer One", Customer.CustomerType.PLATINUM);
    ksession.insert(platinumCustomer);
    QueryResults queryResults = ksession.getQueryResults("getResources", (Object[]) null);
    assertEquals(5, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(1, queryResults.size());
    assertEquals("Platinum Customer Process", ((WorkflowProcessInstanceImpl) queryResults.iterator().next().get("$w")).getProcessName());
}

Example 5 with ProcessNodeLeftEvent

use of org.drools.event.process.ProcessNodeLeftEvent in project jBPM5-Developer-Guide by Salaboy.

the class MultiProcessEvaluationTest method testProcessCreationDelegation.

@Test
public void testProcessCreationDelegation() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("multi_process_evaluation/resources.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("multi_process_evaluation/simple-process-trigger.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("multi_process_evaluation/multi-process-decision-customer.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    //KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultWorkingMemoryEventListener() {

        @Override
        public void objectInserted(ObjectInsertedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void objectUpdated(ObjectUpdatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void afterNodeLeft(ProcessNodeLeftEvent event) {
            //System.out.println(">>> Firing All the Rules on afterNodeLeft! " + event);
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    QueryResults queryResults = null;
    try {
        ksession.insert(new Resources(10));
        ksession.insert(new Customer("salaboy", Customer.CustomerType.GOLD));
        queryResults = ksession.getQueryResults("getResources", (Object[]) null);
        assertEquals(7, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
        ksession.insert(new Customer("platinum-customer", Customer.CustomerType.PLATINUM));
        queryResults = ksession.getQueryResults("getResources", (Object[]) null);
        assertEquals(2, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
        ksession.insert(new Customer("starter", Customer.CustomerType.STARTER));
    } catch (ConsequenceException e) {
        assertEquals(true, e.getCause().getMessage().contains("No More Resources Available = "));
        queryResults = ksession.getQueryResults("getResources", (Object[]) null);
        // In this case, because the rules are starting the process, the Global Rule that checks
        // the Resources Object will kick in just after the process ends.
        // This is usually not a problem due to we will usually have long-running processes
        // which will include a lot of wait states where the queued activations can kick in.
        assertEquals(-1, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    }
}