Examples with InterceptorInstance org.apache.openejb.core.interceptor.InterceptorInstance used on opensource projects

Example 1 with InterceptorInstance

use of org.apache.openejb.core.interceptor.InterceptorInstance in project tomee by apache.

the class BeanContext method newInstance.

@SuppressWarnings("unchecked")
public InstanceContext newInstance() throws Exception {
    final ThreadContext callContext = new ThreadContext(this, null, Operation.INJECTION);
    final ThreadContext oldContext = ThreadContext.enter(callContext);
    final boolean dynamicallyImplemented = isDynamicallyImplemented();
    final WebBeansContext webBeansContext = getWebBeansContext();
    if (dynamicallyImplemented) {
        if (!InvocationHandler.class.isAssignableFrom(getProxyClass())) {
            throw new OpenEJBException("proxy class can only be InvocationHandler");
        }
    }
    try {
        final Context ctx = getJndiEnc();
        final Class beanClass = getBeanClass();
        final CurrentCreationalContext<Object> currentCreationalContext = get(CurrentCreationalContext.class);
        CreationalContext<Object> creationalContext = currentCreationalContext != null ? currentCreationalContext.get() : null;
        final CdiEjbBean cdiEjbBean = get(CdiEjbBean.class);
        if (!CreationalContextImpl.class.isInstance(creationalContext) && webBeansContext != null) {
            if (creationalContext == null) {
                creationalContext = webBeansContext.getCreationalContextFactory().getCreationalContext(cdiEjbBean);
            } else {
                creationalContext = webBeansContext.getCreationalContextFactory().wrappedCreationalContext(creationalContext, cdiEjbBean);
            }
        }
        final Object rootInstance;
        if (cdiEjbBean != null && !dynamicallyImplemented && CdiEjbBean.EjbInjectionTargetImpl.class.isInstance(cdiEjbBean.getInjectionTarget())) {
            rootInstance = CdiEjbBean.EjbInjectionTargetImpl.class.cast(cdiEjbBean.getInjectionTarget()).createNewPojo(creationalContext);
        } else {
            // not a cdi bean
            rootInstance = getManagedClass().newInstance();
        }
        // Create bean instance
        Object beanInstance;
        final InjectionProcessor injectionProcessor;
        if (!dynamicallyImplemented) {
            injectionProcessor = new InjectionProcessor(rootInstance, getInjections(), InjectionProcessor.unwrap(ctx));
            beanInstance = injectionProcessor.createInstance();
            inject(beanInstance, creationalContext);
        } else {
            // update target
            final List<Injection> newInjections = new ArrayList<Injection>();
            for (final Injection injection : getInjections()) {
                if (beanClass.equals(injection.getTarget())) {
                    final Injection updated = new Injection(injection.getJndiName(), injection.getName(), proxyClass);
                    newInjections.add(updated);
                } else {
                    newInjections.add(injection);
                }
            }
            injections.clear();
            injections.addAll(newInjections);
            injectionProcessor = new InjectionProcessor(rootInstance, injections, InjectionProcessor.unwrap(ctx));
            final InvocationHandler handler = (InvocationHandler) injectionProcessor.createInstance();
            beanInstance = DynamicProxyImplFactory.newProxy(this, handler);
            inject(handler, creationalContext);
        }
        // Create interceptors
        final Map<String, Object> interceptorInstances = new LinkedHashMap<String, Object>();
        // Add the stats interceptor instance and other already created interceptor instances
        for (final InterceptorInstance interceptorInstance : this.getUserAndSystemInterceptors()) {
            final Class clazz = interceptorInstance.getData().getInterceptorClass();
            interceptorInstances.put(clazz.getName(), interceptorInstance.getInterceptor());
        }
        for (final InterceptorData interceptorData : this.getInstanceScopedInterceptors()) {
            if (interceptorData.getInterceptorClass().equals(beanClass)) {
                continue;
            }
            final Class clazz = interceptorData.getInterceptorClass();
            final Object iInstance;
            if (webBeansContext != null) {
                ConstructorInjectionBean interceptorConstructor = interceptorData.get(ConstructorInjectionBean.class);
                if (interceptorConstructor == null) {
                    synchronized (this) {
                        interceptorConstructor = interceptorData.get(ConstructorInjectionBean.class);
                        if (interceptorConstructor == null) {
                            interceptorConstructor = new ConstructorInjectionBean(webBeansContext, clazz, webBeansContext.getAnnotatedElementFactory().newAnnotatedType(clazz));
                            interceptorData.set(ConstructorInjectionBean.class, interceptorConstructor);
                        }
                    }
                }
                iInstance = interceptorConstructor.create(creationalContext);
            } else {
                iInstance = clazz.newInstance();
            }
            final InjectionProcessor interceptorInjector = new InjectionProcessor(iInstance, this.getInjections(), InjectionProcessor.unwrap(ctx));
            try {
                final Object interceptorInstance = interceptorInjector.createInstance();
                if (webBeansContext != null) {
                    try {
                        OWBInjector.inject(webBeansContext.getBeanManagerImpl(), interceptorInstance, creationalContext);
                    } catch (final Throwable t) {
                    // TODO handle this differently
                    // this is temporary till the injector can be rewritten
                    }
                }
                interceptorInstances.put(clazz.getName(), interceptorInstance);
            } catch (final ConstructionException e) {
                throw new Exception("Failed to create interceptor: " + clazz.getName(), e);
            }
        }
        interceptorInstances.put(beanClass.getName(), beanInstance);
        // Invoke post construct method
        callContext.setCurrentOperation(Operation.POST_CONSTRUCT);
        final List<InterceptorData> callbackInterceptors = this.getCallbackInterceptors();
        final InterceptorStack postConstruct = new InterceptorStack(beanInstance, null, Operation.POST_CONSTRUCT, callbackInterceptors, interceptorInstances);
        //Transaction Demarcation for Singleton PostConstruct method
        TransactionType transactionType;
        if (componentType == BeanType.SINGLETON || componentType == BeanType.STATEFUL) {
            final Set<Method> callbacks = callbackInterceptors.get(callbackInterceptors.size() - 1).getPostConstruct();
            if (callbacks.isEmpty()) {
                transactionType = TransactionType.RequiresNew;
            } else {
                // TODO: we should take the last one I think
                transactionType = getTransactionType(callbacks.iterator().next());
                if (transactionType == TransactionType.Required) {
                    transactionType = TransactionType.RequiresNew;
                }
            }
        } else {
            transactionType = isBeanManagedTransaction() ? TransactionType.BeanManaged : TransactionType.NotSupported;
        }
        final TransactionPolicy transactionPolicy = EjbTransactionUtil.createTransactionPolicy(transactionType, callContext);
        try {
            //Call the chain
            if (cdiEjbBean != null) {
                // call it, it has no postconstruct but extensions can add stuff here, TODO: see if it should be called before or after effective postconstruct
                cdiEjbBean.getInjectionTarget().postConstruct(beanInstance);
            }
            postConstruct.invoke();
        } catch (final Throwable e) {
            //RollBack Transaction
            EjbTransactionUtil.handleSystemException(transactionPolicy, e, callContext);
        } finally {
            EjbTransactionUtil.afterInvoke(transactionPolicy, callContext);
        }
        // handle cdi decorators
        if (cdiEjbBean != null) {
            final Class<?> proxyClass = Class.class.cast(Reflections.get(cdiEjbBean.getInjectionTarget(), "proxyClass"));
            if (proxyClass != null) {
                // means interception
                final InterceptorResolutionService.BeanInterceptorInfo interceptorInfo = cdiEjbBean.getBeanContext().get(InterceptorResolutionService.BeanInterceptorInfo.class);
                if (interceptorInfo.getDecorators() != null && !interceptorInfo.getDecorators().isEmpty()) {
                    final InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();
                    // decorators
                    final Object instance = beanInstance;
                    final List<Decorator<?>> decorators = interceptorInfo.getDecorators();
                    final Map<Decorator<?>, Object> instances = new HashMap<Decorator<?>, Object>();
                    for (int i = decorators.size(); i > 0; i--) {
                        final Decorator<?> decorator = decorators.get(i - 1);
                        CreationalContextImpl.class.cast(creationalContext).putDelegate(beanInstance);
                        final Object decoratorInstance = decorator.create(CreationalContext.class.cast(creationalContext));
                        instances.put(decorator, decoratorInstance);
                        beanInstance = pf.createProxyInstance(proxyClass, instance, new DecoratorHandler(interceptorInfo, decorators, instances, i - 1, instance, cdiEjbBean.getId()));
                    }
                }
            }
        }
        return new InstanceContext(this, beanInstance, interceptorInstances, creationalContext);
    } finally {
        ThreadContext.exit(oldContext);
    }
}

Example 2 with InterceptorInstance

use of org.apache.openejb.core.interceptor.InterceptorInstance in project tomee by apache.

the class StatelessInstanceManager method deploy.

@SuppressWarnings("unchecked")
public void deploy(final BeanContext beanContext) throws OpenEJBException {
    final Options options = new Options(beanContext.getProperties());
    final Duration accessTimeout = getDuration(options, "AccessTimeout", // default timeout
    getDuration(options, "Timeout", this.accessTimeout, TimeUnit.MILLISECONDS), TimeUnit.MILLISECONDS);
    final Duration closeTimeout = getDuration(options, "CloseTimeout", this.closeTimeout, TimeUnit.MINUTES);
    final ObjectRecipe recipe = PassthroughFactory.recipe(new Pool.Builder(poolBuilder));
    recipe.allow(Option.CASE_INSENSITIVE_FACTORY);
    recipe.allow(Option.CASE_INSENSITIVE_PROPERTIES);
    recipe.allow(Option.IGNORE_MISSING_PROPERTIES);
    recipe.setAllProperties(beanContext.getProperties());
    final Pool.Builder builder = (Pool.Builder) recipe.create();
    setDefault(builder.getMaxAge(), TimeUnit.HOURS);
    setDefault(builder.getIdleTimeout(), TimeUnit.MINUTES);
    setDefault(builder.getInterval(), TimeUnit.MINUTES);
    final StatelessSupplier supplier = new StatelessSupplier(beanContext);
    builder.setSupplier(supplier);
    builder.setExecutor(executor);
    builder.setScheduledExecutor(scheduledExecutor);
    final Data data = new Data(builder.build(), accessTimeout, closeTimeout);
    beanContext.setContainerData(data);
    beanContext.set(EJBContext.class, data.sessionContext);
    try {
        final Context context = beanContext.getJndiEnc();
        context.bind("comp/EJBContext", data.sessionContext);
        context.bind("comp/WebServiceContext", new EjbWsContext(data.sessionContext));
        context.bind("comp/TimerService", new TimerServiceWrapper());
    } catch (final NamingException e) {
        throw new OpenEJBException("Failed to bind EJBContext/WebServiceContext/TimerService", e);
    }
    final int min = builder.getMin();
    final long maxAge = builder.getMaxAge().getTime(TimeUnit.MILLISECONDS);
    final double maxAgeOffset = builder.getMaxAgeOffset();
    final ObjectNameBuilder jmxName = new ObjectNameBuilder("openejb.management");
    jmxName.set("J2EEServer", "openejb");
    jmxName.set("J2EEApplication", null);
    jmxName.set("EJBModule", beanContext.getModuleID());
    jmxName.set("StatelessSessionBean", beanContext.getEjbName());
    jmxName.set("name", beanContext.getEjbName());
    final MBeanServer server = LocalMBeanServer.get();
    // Create stats interceptor
    if (StatsInterceptor.isStatsActivated()) {
        StatsInterceptor stats = null;
        for (final InterceptorInstance interceptor : beanContext.getUserAndSystemInterceptors()) {
            if (interceptor.getInterceptor() instanceof StatsInterceptor) {
                stats = (StatsInterceptor) interceptor.getInterceptor();
            }
        }
        if (stats == null) {
            // normally useless
            stats = new StatsInterceptor(beanContext.getBeanClass());
            beanContext.addFirstSystemInterceptor(stats);
        }
        // register the invocation stats interceptor
        try {
            final ObjectName objectName = jmxName.set("j2eeType", "Invocations").build();
            if (server.isRegistered(objectName)) {
                server.unregisterMBean(objectName);
            }
            server.registerMBean(new ManagedMBean(stats), objectName);
            data.add(objectName);
        } catch (final Exception e) {
            logger.error("Unable to register MBean ", e);
        }
    }
    // register the pool
    try {
        final ObjectName objectName = jmxName.set("j2eeType", "Pool").build();
        if (server.isRegistered(objectName)) {
            server.unregisterMBean(objectName);
        }
        server.registerMBean(new ManagedMBean(data.pool), objectName);
        data.add(objectName);
    } catch (final Exception e) {
        logger.error("Unable to register MBean ", e);
    }
    // Finally, fill the pool and start it
    if (!options.get("BackgroundStartup", false) && min > 0) {
        final ExecutorService es = Executors.newFixedThreadPool(min);
        for (int i = 0; i < min; i++) {
            es.submit(new InstanceCreatorRunnable(maxAge, i, min, maxAgeOffset, data, supplier));
        }
        es.shutdown();
        try {
            es.awaitTermination(5, TimeUnit.MINUTES);
        } catch (final InterruptedException e) {
            logger.error("can't fill the stateless pool", e);
        }
    }
    data.getPool().start();
}