Examples with NonFunctionalTimerService org.jboss.as.ejb3.timerservice.NonFunctionalTimerService used on opensource projects

Example 1 with NonFunctionalTimerService

use of org.jboss.as.ejb3.timerservice.NonFunctionalTimerService in project wildfly by wildfly.

the class TimerServiceDeploymentProcessor method deploy.

@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
    final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
    final EEModuleDescription moduleDescription = deploymentUnit.getAttachment(Attachments.EE_MODULE_DESCRIPTION);
    final Module module = deploymentUnit.getAttachment(org.jboss.as.server.deployment.Attachments.MODULE);
    final EjbJarMetaData ejbJarMetaData = deploymentUnit.getAttachment(EjbDeploymentAttachmentKeys.EJB_JAR_METADATA);
    ServiceName defaultTimerPersistenceService = TimerPersistence.SERVICE_NAME.append(defaultTimerDataStore);
    final Map<String, ServiceName> timerPersistenceServices = new HashMap<String, ServiceName>();
    // if this is an EJB deployment then create an EJB module level TimerServiceRegistry which can be used by the timer services
    // of all EJB components that belong to this EJB module.
    final TimerServiceRegistry timerServiceRegistry = EjbDeploymentMarker.isEjbDeployment(deploymentUnit) ? new TimerServiceRegistry() : null;
    if (ejbJarMetaData != null && ejbJarMetaData.getAssemblyDescriptor() != null) {
        List<TimerServiceMetaData> timerService = ejbJarMetaData.getAssemblyDescriptor().getAny(TimerServiceMetaData.class);
        if (timerService != null) {
            for (TimerServiceMetaData data : timerService) {
                if (data.getEjbName().equals("*")) {
                    defaultTimerPersistenceService = TimerPersistence.SERVICE_NAME.append(data.getDataStoreName());
                } else {
                    timerPersistenceServices.put(data.getEjbName(), TimerPersistence.SERVICE_NAME.append(data.getDataStoreName()));
                }
            }
        }
    }
    final ServiceName finalDefaultTimerPersistenceService = defaultTimerPersistenceService;
    for (final ComponentDescription componentDescription : moduleDescription.getComponentDescriptions()) {
        if (componentDescription.isTimerServiceApplicable()) {
            if (componentDescription.isTimerServiceRequired()) {
                //the component has timeout methods, it needs a 'real' timer service
                final String deploymentName;
                if (moduleDescription.getDistinctName() == null || moduleDescription.getDistinctName().length() == 0) {
                    deploymentName = moduleDescription.getApplicationName() + "." + moduleDescription.getModuleName();
                } else {
                    deploymentName = moduleDescription.getApplicationName() + "." + moduleDescription.getModuleName() + "." + moduleDescription.getDistinctName();
                }
                ROOT_LOGGER.debugf("Installing timer service for component %s", componentDescription.getComponentName());
                componentDescription.getConfigurators().add(new ComponentConfigurator() {

                    @Override
                    public void configure(final DeploymentPhaseContext context, final ComponentDescription description, final ComponentConfiguration configuration) throws DeploymentUnitProcessingException {
                        final EJBComponentDescription ejbComponentDescription = (EJBComponentDescription) description;
                        final ServiceName invokerServiceName = ejbComponentDescription.getServiceName().append(TimedObjectInvokerImpl.SERVICE_NAME);
                        final TimedObjectInvokerImpl invoker = new TimedObjectInvokerImpl(deploymentName, module);
                        context.getServiceTarget().addService(invokerServiceName, invoker).addDependency(componentDescription.getCreateServiceName(), EJBComponent.class, invoker.getEjbComponent()).install();
                        //install the timer create service
                        final ServiceName serviceName = componentDescription.getServiceName().append(TimerServiceImpl.SERVICE_NAME);
                        final TimerServiceImpl service = new TimerServiceImpl(ejbComponentDescription.getScheduleMethods(), serviceName, timerServiceRegistry);
                        final ServiceBuilder<javax.ejb.TimerService> createBuilder = context.getServiceTarget().addService(serviceName, service);
                        createBuilder.addDependency(TIMER_SERVICE_NAME, Timer.class, service.getTimerInjectedValue());
                        createBuilder.addDependency(componentDescription.getCreateServiceName(), EJBComponent.class, service.getEjbComponentInjectedValue());
                        createBuilder.addDependency(timerServiceThreadPool, ExecutorService.class, service.getExecutorServiceInjectedValue());
                        if (timerPersistenceServices.containsKey(ejbComponentDescription.getEJBName())) {
                            createBuilder.addDependency(timerPersistenceServices.get(ejbComponentDescription.getEJBName()), TimerPersistence.class, service.getTimerPersistence());
                        } else {
                            createBuilder.addDependency(finalDefaultTimerPersistenceService, TimerPersistence.class, service.getTimerPersistence());
                        }
                        createBuilder.addDependency(invokerServiceName, TimedObjectInvoker.class, service.getTimedObjectInvoker());
                        createBuilder.install();
                        ejbComponentDescription.setTimerService(service);
                        //inject the timer service directly into the start service
                        configuration.getStartDependencies().add(new DependencyConfigurator<ComponentStartService>() {

                            @Override
                            public void configureDependency(final ServiceBuilder<?> serviceBuilder, final ComponentStartService service) throws DeploymentUnitProcessingException {
                                serviceBuilder.addDependency(serviceName);
                            }
                        });
                    }
                });
            } else {
                //the EJB is of a type that could have a timer service, but has no timer methods.
                //just bind the non-functional timer service
                componentDescription.getConfigurators().add(new ComponentConfigurator() {

                    @Override
                    public void configure(final DeploymentPhaseContext context, final ComponentDescription description, final ComponentConfiguration configuration) throws DeploymentUnitProcessingException {
                        final EJBComponentDescription ejbComponentDescription = (EJBComponentDescription) description;
                        final ServiceName nonFunctionalTimerServiceName = NonFunctionalTimerService.serviceNameFor(ejbComponentDescription);
                        final NonFunctionalTimerService nonFunctionalTimerService;
                        if (ejbComponentDescription instanceof StatefulComponentDescription) {
                            // for stateful beans, use a different error message that gets thrown from the NonFunctionalTimerService
                            nonFunctionalTimerService = new NonFunctionalTimerService(EjbLogger.ROOT_LOGGER.timerServiceMethodNotAllowedForSFSB(ejbComponentDescription.getComponentName()), timerServiceRegistry);
                        } else {
                            nonFunctionalTimerService = new NonFunctionalTimerService(EjbLogger.ROOT_LOGGER.ejbHasNoTimerMethods(), timerServiceRegistry);
                        }
                        // add the non-functional timer service as a MSC service
                        context.getServiceTarget().addService(nonFunctionalTimerServiceName, nonFunctionalTimerService).install();
                        // set the timer service in the EJB component
                        ejbComponentDescription.setTimerService(nonFunctionalTimerService);
                        // now we want the EJB component to depend on this non-functional timer service to start
                        configuration.getStartDependencies().add(new DependencyConfigurator<ComponentStartService>() {

                            @Override
                            public void configureDependency(ServiceBuilder<?> serviceBuilder, ComponentStartService service) throws DeploymentUnitProcessingException {
                                serviceBuilder.addDependency(nonFunctionalTimerServiceName);
                            }
                        });
                    }
                });
            }
        }
    }
}