Chore: use pattern variable

modules/flowable-cmmn-engine/src/main/java/org/flowable/cmmn/engine/impl/agenda/operation/AbstractEvaluationCriteriaOperation.java

@@ -143,7 +143,7 @@ public boolean evaluateForCompletion(PlanItemInstanceEntity planItemInstanceEnti
             CommandContextUtil.getAgenda(commandContext).planExitPlanItemInstanceOperation(planItemInstanceEntity, satisfiedExitCriterion.getId(),
                 satisfiedExitCriterion.getExitType(), satisfiedExitCriterion.getExitEventType());
 
-        } else if (planItem.getPlanItemDefinition() instanceof Stage) {
+        } else if (planItem.getPlanItemDefinition() instanceof Stage stage) {
 
             if (PlanItemInstanceState.ACTIVE.equals(state)) {
 
@@ -153,7 +153,6 @@ public boolean evaluateForCompletion(PlanItemInstanceEntity planItemInstanceEnti
                         evaluationResult.markCriteriaChanged();
                         planItemInstanceEntity.setCompletable(false); // an active child = stage cannot be completed anymore
                     } else {
-                        Stage stage = (Stage) planItem.getPlanItemDefinition();
                         if (isStageCompletable(planItemInstanceEntity, stage)) {
                             evaluationResult.markCriteriaChanged();
                             CommandContextUtil.getAgenda(commandContext).planCompletePlanItemInstanceOperation(planItemInstanceEntity);
@@ -203,11 +202,10 @@ protected boolean evaluatePlanItemsCriteria(PlanItemInstanceContainer planItemIn
         List<PlanItemInstanceEntity> planItemInstances = planItemInstanceContainer.getChildPlanItemInstances();
 
         // needed because when doing case instance migration the child plan item instances can be null
-        if ((planItemInstances == null || (migrationContext != null && migrationContext.isFetchPlanItemInstances())) && 
-                planItemInstanceContainer instanceof CaseInstanceEntity) {
+        if ((planItemInstances == null || (migrationContext != null && migrationContext.isFetchPlanItemInstances())) &&
+                planItemInstanceContainer instanceof CaseInstanceEntity caseInstance) {
 
             PlanItemInstanceEntityManager planItemInstanceEntityManager = CommandContextUtil.getPlanItemInstanceEntityManager(commandContext);
-            CaseInstanceEntity caseInstance = (CaseInstanceEntity) planItemInstanceContainer;
             planItemInstances = planItemInstanceEntityManager.findByCaseInstanceId(caseInstance.getId());
             planItemInstanceContainer.setChildPlanItemInstances(planItemInstances);
 
@@ -693,8 +691,7 @@ protected SentryPartInstanceEntity createSentryPartInstanceEntity(EntityWithSent
         if (entityWithSentryPartInstances instanceof CaseInstanceEntity) {
             sentryPartInstanceEntity.setCaseInstanceId(((CaseInstanceEntity) entityWithSentryPartInstances).getId());
             sentryPartInstanceEntity.setCaseDefinitionId(((CaseInstanceEntity) entityWithSentryPartInstances).getCaseDefinitionId());
-        } else if (entityWithSentryPartInstances instanceof PlanItemInstanceEntity) {
-            PlanItemInstanceEntity planItemInstanceEntity = (PlanItemInstanceEntity) entityWithSentryPartInstances;
+        } else if (entityWithSentryPartInstances instanceof PlanItemInstanceEntity planItemInstanceEntity) {
             sentryPartInstanceEntity.setCaseInstanceId(planItemInstanceEntity.getCaseInstanceId());
             sentryPartInstanceEntity.setCaseDefinitionId(planItemInstanceEntity.getCaseDefinitionId());
             sentryPartInstanceEntity.setPlanItemInstanceId(planItemInstanceEntity.getId());

modules/flowable-cmmn-engine/src/main/java/org/flowable/cmmn/engine/impl/agenda/operation/ActivatePlanItemInstanceOperation.java

@@ -71,8 +71,7 @@ protected boolean evaluateManualActivationRule() {
     }
 
     public boolean isAsync() {
-        if (planItemInstanceEntity.getPlanItem().getPlanItemDefinition() instanceof Task) {
-            Task task = (Task) planItemInstanceEntity.getPlanItem().getPlanItemDefinition();
+        if (planItemInstanceEntity.getPlanItem().getPlanItemDefinition() instanceof Task task) {
             if (task.isAsync()) {
                 return true;
             }

modules/flowable-cmmn-engine/src/main/java/org/flowable/cmmn/engine/impl/parser/handler/AbstractPlanItemParseHandler.java

@@ -25,11 +25,10 @@ public abstract class AbstractPlanItemParseHandler<T extends BaseElement> extend
 
     @Override
     protected void executeParse(CmmnParserImpl cmmnParser, CmmnParseResult cmmnParseResult, T element) {
-        if (!(element instanceof PlanItem)) {
+        if (!(element instanceof PlanItem planItem)) {
             throw new FlowableException("Programmatic error: passed element is not a PlanItem instance, but an instance of " + element.getClass());
         }
 
-        PlanItem planItem = (PlanItem) element;
         executePlanItemParse(cmmnParser, cmmnParseResult, planItem, (T) planItem.getPlanItemDefinition());
     }
 

modules/flowable-cmmn-engine/src/main/java/org/flowable/cmmn/engine/impl/runtime/AbstractCmmnDynamicStateManager.java

@@ -908,10 +908,8 @@ protected void navigatePlanItemInstances(Map<String, List<PlanItemInstanceEntity
                             task.setScopeDefinitionId(caseDefinition.getId());
                             PlanItemDefinition originalTaskDef = originalCmmnModel.findPlanItemDefinition(task.getTaskDefinitionKey());
                             PlanItemDefinition targetTaskDef = targetCmmnModel.findPlanItemDefinition(task.getTaskDefinitionKey());
-                            if (originalTaskDef != null && targetTaskDef != null && originalTaskDef instanceof HumanTask && targetTaskDef instanceof HumanTask) {
-                                HumanTask originalHumanTask = (HumanTask) originalTaskDef;
-                                HumanTask targetHumanTask = (HumanTask) targetTaskDef;
-
+                            if (originalTaskDef != null && targetTaskDef != null && originalTaskDef instanceof HumanTask originalHumanTask && targetTaskDef instanceof HumanTask targetHumanTask) {
+
                                 if (taskPropertyValueIsDifferent(originalHumanTask.getName(), targetHumanTask.getName())) {
                                     task.setName(targetHumanTask.getName());
                                 }

modules/flowable-dmn-xml-converter/src/main/java/org/flowable/dmn/converter/child/AllowedValuesParser.java

@@ -31,11 +31,10 @@ public String getElementName() {
 
     @Override
     public void parseChildElement(XMLStreamReader xtr, DmnElement parentElement, Decision decision) throws Exception {
-        if (!(parentElement instanceof ItemDefinition)) {
+        if (!(parentElement instanceof ItemDefinition itemDefinition)) {
             return;
         }
 
-        ItemDefinition itemDefinition = (ItemDefinition) parentElement;
         UnaryTests allowedValues = new UnaryTests();
 
         boolean readyWithAllowedValues = false;

modules/flowable-engine/src/main/java/org/flowable/engine/delegate/event/AbstractFlowableEngineEventListener.java

@@ -42,8 +42,7 @@ public AbstractFlowableEngineEventListener(Set<FlowableEngineEventType> types) {
 
     @Override
     public void onEvent(FlowableEvent flowableEvent) {
-        if (flowableEvent instanceof FlowableEngineEvent) {
-            FlowableEngineEvent flowableEngineEvent = (FlowableEngineEvent) flowableEvent;
+        if (flowableEvent instanceof FlowableEngineEvent flowableEngineEvent) {
             FlowableEngineEventType engineEventType = (FlowableEngineEventType) flowableEvent.getType();
 
             if (types == null || types.contains(engineEventType)) {

modules/flowable-engine/src/main/java/org/flowable/engine/impl/persistence/entity/ActivityInstanceEntityManagerImpl.java

@@ -372,8 +372,7 @@ protected ActivityInstanceEntity createActivityInstanceEntity(ExecutionEntity ex
             activityInstanceEntity.setActivityId(execution.getActivityId());
         } else {
             // sequence flow activity id can be null
-            if (execution.getCurrentFlowElement() instanceof SequenceFlow) {
-                SequenceFlow currentFlowElement = (SequenceFlow) execution.getCurrentFlowElement();
+            if (execution.getCurrentFlowElement() instanceof SequenceFlow currentFlowElement) {
                 activityInstanceEntity.setActivityId(getArtificialSequenceFlowId(currentFlowElement));
             }
         }