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Example 1 with QueryResults

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

the class AdvancedProcessAndRulesIntegrationTest method processVariablesAutoMappingPlusCastNoSafeCheckTest.

@Test
public void processVariablesAutoMappingPlusCastNoSafeCheckTest() throws InterruptedException {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("evolution/mapping.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/scoring_processVariables_wider.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/process-variables-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);
    RatesToday ratesToday = new RatesToday(1, 100);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("person", person);
    params.put("ratesToday", ratesToday);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.SimpleDecision", params);
    System.out.println("Variables: " + ((WorkflowProcessInstanceImpl) processInstance).getVariables());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    final FactHandle processHandle = ksession.insert(processInstance);
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            System.out.println("Firing All the Rules! " + event);
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void afterRuleFlowGroupActivated(RuleFlowGroupActivatedEvent event) {
            System.out.println("Firing All the Rules! " + event);
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeProcessStarted(ProcessStartedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void afterProcessStarted(ProcessStartedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void afterProcessCompleted(ProcessCompletedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).retract(processHandle);
        }
    });
    ksession.startProcessInstance(processInstance.getId());
    // // If you want to query the process variables while the process Instance is running you can do:
    // //  But remember that the activities inside the process are all sync.
    // QueryResults queryResults = ksession.getQueryResults("allProcessVariables", new Object[]{});
    // Iterator<QueryResultsRow> iterator = queryResults.iterator();
    // 
    // QueryResultsRow ratesRow = iterator.next();
    // assertEquals(ratesToday, ((ProcessVariable) ratesRow.get("$pv")).getValue());
    // 
    // QueryResultsRow personRow = iterator.next();
    // assertEquals(person, ((ProcessVariable) personRow.get("$pv")).getValue());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
    QueryResults queryResults = ksession.getQueryResults("allProcessVariables", new Object[] {});
    // The Process Variables are automatically retracted when the Process Instance is Completed
    assertEquals(0, queryResults.size());
}
Also used : KnowledgeBuilderError(org.drools.builder.KnowledgeBuilderError) HashMap(java.util.HashMap) FactHandle(org.drools.runtime.rule.FactHandle) StatefulKnowledgeSession(org.drools.runtime.StatefulKnowledgeSession) WorkflowProcessInstanceImpl(org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl) ProcessStartedEvent(org.drools.event.process.ProcessStartedEvent) DefaultAgendaEventListener(org.drools.event.rule.DefaultAgendaEventListener) RatesToday(com.salaboy.model.RatesToday) ProcessCompletedEvent(org.drools.event.process.ProcessCompletedEvent) ClassPathResource(org.drools.io.impl.ClassPathResource) QueryResults(org.drools.runtime.rule.QueryResults) KnowledgeBuilder(org.drools.builder.KnowledgeBuilder) RuleFlowGroupActivatedEvent(org.drools.event.rule.RuleFlowGroupActivatedEvent) KnowledgeBase(org.drools.KnowledgeBase) ActivationCreatedEvent(org.drools.event.rule.ActivationCreatedEvent) DefaultProcessEventListener(org.drools.event.process.DefaultProcessEventListener) ProcessInstance(org.drools.runtime.process.ProcessInstance) Person(com.salaboy.model.Person)

Example 2 with QueryResults

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

the class AdvancedProcessAndRulesIntegrationTest method processEventsTest.

@Test
public void processEventsTest() throws InterruptedException {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("evolution/mapping.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/scoring_processVariables_wider.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("evolution/process-events-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.getWorkItemManager().registerWorkItemHandler("Human Task", new WorkItemHandler() {

        public void executeWorkItem(WorkItem wi, WorkItemManager wim) {
            System.out.println(" >>> Completing Task! -> " + wi.getName() + " - id: " + wi.getId());
            wim.completeWorkItem(wi.getId(), null);
        }

        public void abortWorkItem(WorkItem wi, WorkItemManager wim) {
            throw new UnsupportedOperationException("Not supported yet.");
        }
    });
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultAgendaEventListener() {

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

        @Override
        public void afterRuleFlowGroupActivated(RuleFlowGroupActivatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    Person person = new Person("Salaboy", 28);
    RatesToday ratesToday = new RatesToday(1, 100);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("person", person);
    params.put("ratesToday", ratesToday);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.SimpleDecision", params);
    System.out.println("Variables: " + ((WorkflowProcessInstanceImpl) processInstance).getVariables());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    final FactHandle processHandle = ksession.insert(processInstance);
    ((StatefulKnowledgeSessionImpl) ksession).addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeProcessStarted(ProcessStartedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void afterProcessStarted(ProcessStartedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void afterProcessCompleted(ProcessCompletedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).retract(processHandle);
        }
    });
    ksession.startProcessInstance(processInstance.getId());
    Thread.sleep(1000);
    // // If you want to query the process variables while the process Instance is running you can do:
    // QueryResults queryResults = ksession.getQueryResults("allProcessVariables", new Object[]{});
    // Iterator<QueryResultsRow> iterator = queryResults.iterator();
    // 
    // QueryResultsRow ratesRow = iterator.next();
    // assertEquals(ratesToday, ((ProcessVariable) ratesRow.get("$pv")).getValue());
    // 
    // QueryResultsRow personRow = iterator.next();
    // assertEquals(person, ((ProcessVariable) personRow.get("$pv")).getValue());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
    QueryResults queryResults = ksession.getQueryResults("allProcessVariables", new Object[] {});
    // The Process Variables are automatically retracted when the Process Instance is Completed
    assertEquals(0, queryResults.size());
}
Also used : HashMap(java.util.HashMap) FactHandle(org.drools.runtime.rule.FactHandle) WorkflowProcessInstanceImpl(org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl) DefaultAgendaEventListener(org.drools.event.rule.DefaultAgendaEventListener) WorkItem(org.drools.runtime.process.WorkItem) KnowledgeBuilder(org.drools.builder.KnowledgeBuilder) KnowledgeBase(org.drools.KnowledgeBase) ActivationCreatedEvent(org.drools.event.rule.ActivationCreatedEvent) WorkItemManager(org.drools.runtime.process.WorkItemManager) KnowledgeBuilderError(org.drools.builder.KnowledgeBuilderError) StatefulKnowledgeSession(org.drools.runtime.StatefulKnowledgeSession) ProcessStartedEvent(org.drools.event.process.ProcessStartedEvent) RatesToday(com.salaboy.model.RatesToday) ProcessCompletedEvent(org.drools.event.process.ProcessCompletedEvent) ClassPathResource(org.drools.io.impl.ClassPathResource) QueryResults(org.drools.runtime.rule.QueryResults) WorkItemHandler(org.drools.process.instance.WorkItemHandler) RuleFlowGroupActivatedEvent(org.drools.event.rule.RuleFlowGroupActivatedEvent) StatefulKnowledgeSessionImpl(org.drools.impl.StatefulKnowledgeSessionImpl) DefaultProcessEventListener(org.drools.event.process.DefaultProcessEventListener) ProcessInstance(org.drools.runtime.process.ProcessInstance) Person(com.salaboy.model.Person)

Example 3 with QueryResults

use of org.drools.runtime.rule.QueryResults 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());
}
Also used : KnowledgeBuilderError(org.drools.builder.KnowledgeBuilderError) Customer(com.salaboy.model.Customer) StatefulKnowledgeSession(org.drools.runtime.StatefulKnowledgeSession) ClassPathResource(org.drools.io.impl.ClassPathResource) QueryResults(org.drools.runtime.rule.QueryResults) KnowledgeBuilder(org.drools.builder.KnowledgeBuilder) KnowledgeBase(org.drools.KnowledgeBase) DefaultProcessEventListener(org.drools.event.process.DefaultProcessEventListener) ProcessNodeTriggeredEvent(org.drools.event.process.ProcessNodeTriggeredEvent) Resources(com.salaboy.model.Resources) ProcessNodeLeftEvent(org.drools.event.process.ProcessNodeLeftEvent) Test(org.junit.Test)

Example 4 with QueryResults

use of org.drools.runtime.rule.QueryResults 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());
}
Also used : KnowledgeBuilderError(org.drools.builder.KnowledgeBuilderError) Customer(com.salaboy.model.Customer) StatefulKnowledgeSession(org.drools.runtime.StatefulKnowledgeSession) ClassPathResource(org.drools.io.impl.ClassPathResource) QueryResults(org.drools.runtime.rule.QueryResults) KnowledgeBuilder(org.drools.builder.KnowledgeBuilder) KnowledgeBase(org.drools.KnowledgeBase) DefaultProcessEventListener(org.drools.event.process.DefaultProcessEventListener) ProcessNodeTriggeredEvent(org.drools.event.process.ProcessNodeTriggeredEvent) Resources(com.salaboy.model.Resources) ProcessNodeLeftEvent(org.drools.event.process.ProcessNodeLeftEvent) Test(org.junit.Test)

Example 5 with QueryResults

use of org.drools.runtime.rule.QueryResults 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());
}
Also used : KnowledgeBuilderError(org.drools.builder.KnowledgeBuilderError) Customer(com.salaboy.model.Customer) StatefulKnowledgeSession(org.drools.runtime.StatefulKnowledgeSession) ClassPathResource(org.drools.io.impl.ClassPathResource) QueryResults(org.drools.runtime.rule.QueryResults) KnowledgeBuilder(org.drools.builder.KnowledgeBuilder) KnowledgeBase(org.drools.KnowledgeBase) DefaultProcessEventListener(org.drools.event.process.DefaultProcessEventListener) ProcessNodeTriggeredEvent(org.drools.event.process.ProcessNodeTriggeredEvent) Resources(com.salaboy.model.Resources) ProcessNodeLeftEvent(org.drools.event.process.ProcessNodeLeftEvent) Test(org.junit.Test)

Aggregations

KnowledgeBase (org.drools.KnowledgeBase)9 KnowledgeBuilder (org.drools.builder.KnowledgeBuilder)9 KnowledgeBuilderError (org.drools.builder.KnowledgeBuilderError)9 ClassPathResource (org.drools.io.impl.ClassPathResource)9 StatefulKnowledgeSession (org.drools.runtime.StatefulKnowledgeSession)9 QueryResults (org.drools.runtime.rule.QueryResults)9 DefaultProcessEventListener (org.drools.event.process.DefaultProcessEventListener)8 Customer (com.salaboy.model.Customer)5 Resources (com.salaboy.model.Resources)5 ProcessNodeLeftEvent (org.drools.event.process.ProcessNodeLeftEvent)5 FactHandle (org.drools.runtime.rule.FactHandle)5 Test (org.junit.Test)5 Person (com.salaboy.model.Person)4 HashMap (java.util.HashMap)4 ProcessNodeTriggeredEvent (org.drools.event.process.ProcessNodeTriggeredEvent)4 ProcessInstance (org.drools.runtime.process.ProcessInstance)4 WorkflowProcessInstanceImpl (org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl)4 RatesToday (com.salaboy.model.RatesToday)2 ProcessCompletedEvent (org.drools.event.process.ProcessCompletedEvent)2 ProcessStartedEvent (org.drools.event.process.ProcessStartedEvent)2