Examples with QueryResults org.drools.runtime.rule.QueryResults used on opensource projects

Example 6 with QueryResults

use of org.drools.runtime.rule.QueryResults in project jBPM5-Developer-Guide by Salaboy.

the class AutoMappingVariablesTest method processVariablesAutoMappingTest.

@Test
public void processVariablesAutoMappingTest() throws InterruptedException {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("evolution/mapping.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/scoring_processVariables.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/process-automapping-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();
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    Person person = new Person("Salaboy", 28);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("person", person);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.SimpleDecision", params);
    System.out.println("Variables: " + ((WorkflowProcessInstanceImpl) processInstance).getVariables());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    FactHandle processtHandle = ksession.insert(processInstance);
    ksession.fireAllRules();
    ksession.startProcessInstance(processInstance.getId());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
    QueryResults queryResults = ksession.getQueryResults("allProcessVariables", new Object[] {});
    Iterator<QueryResultsRow> iterator = queryResults.iterator();
    while (iterator.hasNext()) {
        QueryResultsRow next = iterator.next();
        assertEquals(person, ((ProcessVariable) next.get("$pv")).getValue());
    }
    ksession.retract(processtHandle);
}

Example 7 with QueryResults

use of org.drools.runtime.rule.QueryResults in project jBPM5-Developer-Guide by Salaboy.

the class AutoMappingVariablesTest method processVariablesAutoMappingWithListenerTest.

@Test
// Add data mappings and finish example
@Ignore
public void processVariablesAutoMappingWithListenerTest() throws InterruptedException {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("evolution/mapping.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/scoring_processVariables.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/process-automapping-change-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();
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void afterVariableChanged(ProcessVariableChangedEvent event) {
            System.out.println(" ### Variable has been changed  -> " + event.getVariableId());
            System.out.println(" ###\t  old -> " + event.getOldValue());
            System.out.println(" ###\t  new -> " + event.getNewValue());
        }

        @Override
        public void beforeVariableChanged(ProcessVariableChangedEvent event) {
            System.out.println(" ### Variable is going to change  -> " + event.getVariableId());
            System.out.println(" ###\t  old -> " + event.getOldValue());
            System.out.println(" ###\t  new -> " + event.getNewValue());
        }
    });
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    new Thread(new Runnable() {

        public void run() {
            ksession.fireUntilHalt();
        }
    }).start();
    Person person = new Person("Salaboy", 28);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("person", person);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.SimpleDecision", params);
    System.out.println("Variables: " + ((WorkflowProcessInstanceImpl) processInstance).getVariables());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    FactHandle processtHandle = ksession.insert(processInstance);
    ksession.startProcessInstance(processInstance.getId());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
    QueryResults queryResults = ksession.getQueryResults("allProcessVariables", new Object[] {});
    Iterator<QueryResultsRow> iterator = queryResults.iterator();
    while (iterator.hasNext()) {
        QueryResultsRow next = iterator.next();
        assertEquals(person, ((ProcessVariable) next.get("$pv")).getValue());
    }
    ksession.retract(processtHandle);
}

Example 8 with QueryResults

use of org.drools.runtime.rule.QueryResults 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());
    }
}

Example 9 with QueryResults

use of org.drools.runtime.rule.QueryResults in project jBPM5-Developer-Guide by Salaboy.

the class RuleBasedProcessSelectionTest method processSelectionNotEnoughResourcesPlusResourceInjection.

@Test
public void processSelectionNotEnoughResourcesPlusResourceInjection() {
    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();
        }
    });
    Resources resources = new Resources(2);
    FactHandle resourcesHandle = ksession.insert(resources);
    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("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(0, queryResults.size());
    resources.setAvailable(6);
    ksession.update(resourcesHandle, resources);
    queryResults = ksession.getQueryResults("getResources", (Object[]) null);
    assertEquals(1, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(1, queryResults.size());
    assertEquals("Platinum Customer Process", ((WorkflowProcessInstanceImpl) queryResults.iterator().next().get("$w")).getProcessName());
}