Examples with EmptyContext org.kie.internal.runtime.manager.context.EmptyContext used on opensource projects

Example 1 with EmptyContext

use of org.kie.internal.runtime.manager.context.EmptyContext in project jbpm by kiegroup.

the class PerProcessInstanceRuntimeManager method getRuntimeEngine.

@Override
public RuntimeEngine getRuntimeEngine(Context<?> context) {
    if (isClosed()) {
        throw new IllegalStateException("Runtime manager " + identifier + " is already closed");
    }
    checkPermission();
    RuntimeEngine runtime = null;
    Object contextId = context.getContextId();
    if (!(context instanceof ProcessInstanceIdContext || context instanceof CorrelationKeyContext)) {
        logger.warn("ProcessInstanceIdContext or CorrelationKeyContext shall be used when interacting with PerProcessInstance runtime manager");
    }
    if (engineInitEager) {
        KieSession ksession = null;
        Long ksessionId = null;
        if (contextId == null || context instanceof EmptyContext) {
            ksession = factory.newKieSession();
            ksessionId = ksession.getIdentifier();
        } else {
            RuntimeEngine localRuntime = findLocalRuntime(contextId);
            if (localRuntime != null) {
                return localRuntime;
            }
            ksessionId = mapper.findMapping(context, this.identifier);
            if (ksessionId == null) {
                throw new SessionNotFoundException("No session found for context " + context.getContextId());
            }
            ksession = factory.findKieSessionById(ksessionId);
        }
        InternalTaskService internalTaskService = newTaskService(taskServiceFactory);
        runtime = new RuntimeEngineImpl(ksession, internalTaskService);
        ((RuntimeEngineImpl) runtime).setManager(this);
        ((RuntimeEngineImpl) runtime).setContext(context);
        configureRuntimeOnTaskService(internalTaskService, runtime);
        registerDisposeCallback(runtime, new DisposeSessionTransactionSynchronization(this, runtime), ksession.getEnvironment());
        registerItems(runtime);
        attachManager(runtime);
        ksession.addEventListener(new MaintainMappingListener(ksessionId, runtime, this.identifier));
    } else {
        RuntimeEngine localRuntime = findLocalRuntime(contextId);
        if (localRuntime != null) {
            return localRuntime;
        }
        // lazy initialization of ksession and task service
        runtime = new RuntimeEngineImpl(context, new PerProcessInstanceInitializer());
        ((RuntimeEngineImpl) runtime).setManager(this);
    }
    createLockOnGetEngine(context, runtime);
    saveLocalRuntime(contextId, runtime);
    return runtime;
}