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

Example 1 with InterceptorData

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

the class ManagedContainer method removeEJBObject.

protected Object removeEJBObject(final BeanContext beanContext, final Object primKey, final Class callInterface, final Method callMethod, Object[] args, final InterfaceType interfaceType) throws OpenEJBException {
    if (primKey == null) {
        throw new NullPointerException("primKey is null");
    }
    final ThreadContext callContext = new ThreadContext(beanContext, primKey);
    final ThreadContext oldCallContext = ThreadContext.enter(callContext);
    try {
        // Security check
        final boolean internalRemove = BeanContext.Removable.class == callMethod.getDeclaringClass();
        if (!internalRemove) {
            checkAuthorization(callMethod, interfaceType);
        }
        // If a bean managed transaction is active, the bean can not be removed
        if (interfaceType.isComponent()) {
            final Instance instance = checkedOutInstances.get(primKey);
            /**
                 * According to EJB 3.0 "4.4.4 Restrictions for Transactions" any remove methods
                 * from home or component interfaces must not be allowed if the bean instance is
                 * in a transaction.  Unfortunately, the Java EE 5 TCK has tests that ignore the
                 * restrictions in 4.4.4 and expect beans in transactions can be removed via their
                 * home or component interface.   The test to see if the bean instance implements
                 * javax.ejb.SessionBean is a workaround for passing the TCK while the tests in
                 * question can be challenged or the spec can be changed/updated.
                 */
            if (instance != null && instance.bean instanceof SessionBean) {
                throw new ApplicationException(new RemoveException("A stateful EJB enrolled in a transaction can not be removed"));
            }
        }
        // Start transaction
        final TransactionPolicy txPolicy = EjbTransactionUtil.createTransactionPolicy(callContext.getBeanContext().getTransactionType(callMethod, interfaceType), callContext);
        Object returnValue = null;
        boolean retain = false;
        Instance instance = null;
        Method runMethod = null;
        try {
            // Obtain instance
            instance = obtainInstance(primKey, callContext);
            // Resume previous Bean transaction if there was one
            if (txPolicy instanceof BeanTransactionPolicy) {
                // Resume previous Bean transaction if there was one
                final SuspendedTransaction suspendedTransaction = instance.getBeanTransaction();
                if (suspendedTransaction != null) {
                    instance.setBeanTransaction(null);
                    final BeanTransactionPolicy beanTxEnv = (BeanTransactionPolicy) txPolicy;
                    beanTxEnv.resumeUserTransaction(suspendedTransaction);
                }
            }
            if (!internalRemove) {
                // Register the entity managers
                registerEntityManagers(instance, callContext);
                // Register for synchronization callbacks
                registerSessionSynchronization(instance, callContext);
                // Setup for remove invocation
                callContext.setCurrentOperation(Operation.REMOVE);
                callContext.setCurrentAllowedStates(null);
                callContext.setInvokedInterface(callInterface);
                runMethod = beanContext.getMatchingBeanMethod(callMethod);
                callContext.set(Method.class, runMethod);
                // Do not pass arguments on home.remove(remote) calls
                final Class<?> declaringClass = callMethod.getDeclaringClass();
                if (declaringClass.equals(EJBHome.class) || declaringClass.equals(EJBLocalHome.class)) {
                    args = new Object[] {};
                }
                // Initialize interceptor stack
                final List<InterceptorData> interceptors = beanContext.getMethodInterceptors(runMethod);
                final InterceptorStack interceptorStack = new InterceptorStack(instance.bean, runMethod, Operation.REMOVE, interceptors, instance.interceptors);
                // Invoke
                if (args == null) {
                    returnValue = interceptorStack.invoke();
                } else {
                    returnValue = interceptorStack.invoke(args);
                }
            }
        } catch (final InvalidateReferenceException e) {
            throw new ApplicationException(e.getRootCause());
        } catch (final Throwable e) {
            if (interfaceType.isBusiness()) {
                retain = beanContext.retainIfExeption(runMethod);
                handleException(callContext, txPolicy, e);
            } else {
                try {
                    handleException(callContext, txPolicy, e);
                } catch (final ApplicationException ae) {
                // Don't throw application exceptions for non-business interface removes
                }
            }
        } finally {
            if (!retain) {
                try {
                    callContext.setCurrentOperation(Operation.PRE_DESTROY);
                    final List<InterceptorData> callbackInterceptors = beanContext.getCallbackInterceptors();
                    final InterceptorStack interceptorStack = new InterceptorStack(instance.bean, null, Operation.PRE_DESTROY, callbackInterceptors, instance.interceptors);
                    interceptorStack.invoke();
                } catch (final Throwable callbackException) {
                    final String logMessage = "An unexpected exception occured while invoking the preDestroy method on the removed Stateful SessionBean instance; " + callbackException.getClass().getName() + " " + callbackException.getMessage();
                    /* [1] Log the exception or error */
                    logger.error(logMessage);
                } finally {
                    callContext.setCurrentOperation(Operation.REMOVE);
                }
                // todo destroy extended persistence contexts
                discardInstance(callContext);
            }
            // Commit transaction
            afterInvoke(callContext, txPolicy, instance);
        }
        return returnValue;
    } finally {
        ThreadContext.exit(oldCallContext);
    }
}

Example 2 with InterceptorData

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

the class InterceptorBindingBuilder method createInterceptorDatas.

private List<InterceptorData> createInterceptorDatas(final Method method, final String ejbName, final List<InterceptorBindingInfo> bindings) {
    final List<InterceptorBindingInfo> methodBindings = processBindings(method, ejbName, bindings);
    Collections.reverse(methodBindings);
    final List<InterceptorData> methodInterceptors = new ArrayList<InterceptorData>();
    for (final InterceptorBindingInfo info : methodBindings) {
        final List<String> classes = info.interceptorOrder.size() > 0 ? info.interceptorOrder : info.interceptors;
        for (final String interceptorClassName : classes) {
            final InterceptorData interceptorData = interceptors.get(interceptorClassName);
            if (interceptorData == null) {
                logger.warning("InterceptorBinding references non-existent (undeclared) interceptor: " + interceptorClassName);
                continue;
            }
            methodInterceptors.add(interceptorData);
        }
    }
    return methodInterceptors;
}

Example 3 with InterceptorData

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

the class BeanContext method setCallbackInterceptors.

public void setCallbackInterceptors(final List<InterceptorData> callbackInterceptors) {
    //TODO shouldn't we remove the old callbackInterceptors from instanceScopedInterceptors before adding the new ones?
    this.beanCallbackInterceptors.clear();
    this.callbackInterceptors.clear();
    for (final InterceptorData data : callbackInterceptors) {
        if (data.getInterceptorClass().isAssignableFrom(getManagedClass())) {
            this.beanCallbackInterceptors.add(data);
        } else {
            this.callbackInterceptors.add(data);
        }
    }
    this.instanceScopedInterceptors.addAll(callbackInterceptors);
}

Example 4 with InterceptorData

use of org.apache.openejb.core.interceptor.InterceptorData 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 5 with InterceptorData

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

the class BeanContext method createInterceptorData.

private InterceptorData createInterceptorData(final Interceptor<?> i) {
    final InterceptorData data;
    if (CdiInterceptorBean.class.isInstance(i)) {
        final CdiInterceptorBean cdiInterceptorBean = CdiInterceptorBean.class.cast(i);
        data = new InterceptorData(i.getBeanClass());
        data.getAroundInvoke().addAll(getInterceptionMethodAsListOrEmpty(cdiInterceptorBean, InterceptionType.AROUND_INVOKE));
        data.getPostConstruct().addAll(getInterceptionMethodAsListOrEmpty(cdiInterceptorBean, InterceptionType.POST_CONSTRUCT));
        data.getPreDestroy().addAll(getInterceptionMethodAsListOrEmpty(cdiInterceptorBean, InterceptionType.PRE_DESTROY));
        data.getPostActivate().addAll(getInterceptionMethodAsListOrEmpty(cdiInterceptorBean, InterceptionType.POST_ACTIVATE));
        data.getPrePassivate().addAll(getInterceptionMethodAsListOrEmpty(cdiInterceptorBean, InterceptionType.PRE_PASSIVATE));
        data.getAroundTimeout().addAll(getInterceptionMethodAsListOrEmpty(cdiInterceptorBean, InterceptionType.AROUND_TIMEOUT));
    /*
            AfterBegin, BeforeCompletion and AfterCompletion are ignored since not handled by CDI
             */
    } else {
        // TODO: here we are not as good as in previous since we loose inheritance for instance
        data = InterceptorData.scan(i.getBeanClass());
    }
    return data;
}