Package org.apache.openejb.core.interceptor

Examples of org.apache.openejb.core.interceptor.InterceptorStack


            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 (getComponentType() == BeanType.SINGLETON) {
                Set<Method> callbacks = callbackInterceptors.get(callbackInterceptors.size() -1).getPostConstruct();
                if (callbacks.isEmpty()) {
                    transactionType = TransactionType.RequiresNew;
                } else {
                    transactionType = getTransactionType(callbacks.iterator().next());
                    if (transactionType == TransactionType.Required) {
                        transactionType = TransactionType.RequiresNew;
                    }
                }
            } else {
                transactionType = isBeanManagedTransaction()? TransactionType.BeanManaged: TransactionType.NotSupported;
            }
            TransactionPolicy transactionPolicy = EjbTransactionUtil.createTransactionPolicy(transactionType, callContext);
            try{
                //Call the chain
                postConstruct.invoke();               
            } catch(Throwable e) {
                //RollBack Transaction
                EjbTransactionUtil.handleSystemException(transactionPolicy, e, callContext);
            }
            finally{
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                final Operation originalOperation = callContext.getCurrentOperation();
                try {
                    callContext.setCurrentOperation(Operation.CREATE);
                    final Method create = beanContext.getCreateMethod();
                    final InterceptorStack ejbCreate = new InterceptorStack(context.getBean(), create, Operation.CREATE, new ArrayList<InterceptorData>(), new HashMap());
                    ejbCreate.invoke();
                } finally {
                    callContext.setCurrentOperation(originalOperation);
                }
            }
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            BeanContext beanContext = callContext.getBeanContext();

            Method remove = instance.bean instanceof SessionBean? removeSessionBeanMethod : null;

            List<InterceptorData> callbackInterceptors = beanContext.getCallbackInterceptors();
            InterceptorStack interceptorStack = new InterceptorStack(instance.bean, remove, Operation.PRE_DESTROY, callbackInterceptors, instance.interceptors);

            interceptorStack.invoke();

            if (instance.creationalContext != null) {
                instance.creationalContext.release();
            }
        } catch (Throwable re) {
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                    // Setup for business invocation
                    Method createOrInit = beanContext.getMatchingBeanMethod(callMethod);
                    createContext.set(Method.class, createOrInit);

                    // Initialize interceptor stack
                    InterceptorStack interceptorStack = new InterceptorStack(instance.bean, createOrInit, Operation.CREATE, new ArrayList<InterceptorData>(), new HashMap<String, Object>());

                    // Invoke
                    if (args == null){
                        interceptorStack.invoke();
                    } else {
                        interceptorStack.invoke(args);
                    }
                }
            } catch (Throwable e) {
                handleException(createContext, txPolicy, e);
            } finally {
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                        args = new Object[]{};
                    }

                    // Initialize interceptor stack
                    List<InterceptorData> interceptors = beanContext.getMethodInterceptors(runMethod);
                    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 (InvalidateReferenceException e) {
                throw e;
            } catch (Throwable e) {
                if (interfaceType.isBusiness()) {
                    retain = beanContext.retainIfExeption(runMethod);
                    handleException(callContext, txPolicy, e);
                } else {
                    try {
                        handleException(callContext, txPolicy, e);
                    } catch (ApplicationException ae){
                        // Don't throw application exceptions for non-business interface removes
                    }
                }
            } finally {
                if (!retain) {
                    try {
                        callContext.setCurrentOperation(Operation.PRE_DESTROY);
                        List<InterceptorData> callbackInterceptors = beanContext.getCallbackInterceptors();
                        if (instance != null) {
                            InterceptorStack interceptorStack = new InterceptorStack(instance.bean, null, Operation.PRE_DESTROY, callbackInterceptors, instance.interceptors);
                            interceptorStack.invoke();
                        }
                    } catch (Throwable t) {
                        final String logMessage = "An unexpected exception occured while invoking the preDestroy method on the Stateful SessionBean instance: "
                                + (null != instance ? instance.bean.getClass().getName() : beanContext.getBeanClass().getName());
                        logger.error(logMessage, t);
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                Method runMethod = beanContext.getMatchingBeanMethod(callMethod);
                callContext.set(Method.class, runMethod);

                // Initialize interceptor stack
                List<InterceptorData> interceptors = beanContext.getMethodInterceptors(runMethod);
                InterceptorStack interceptorStack = new InterceptorStack(instance.bean, runMethod, Operation.BUSINESS, interceptors, instance.interceptors);

                // Invoke
                returnValue = interceptorStack.invoke(args);
            } catch (Throwable e) {
                handleException(callContext, txPolicy, e);
            } finally {
                // un register EntityManager
                unregisterEntityManagers(instance, callContext);
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            callContext.setCurrentAllowedStates(null);
            ThreadContext oldCallContext = ThreadContext.enter(callContext);
            try {

                List<InterceptorData> interceptors = beanContext.getCallbackInterceptors();
                InterceptorStack interceptorStack = new InterceptorStack(instance.bean, null, Operation.AFTER_BEGIN, interceptors, instance.interceptors);
                interceptorStack.invoke();

            } catch (Exception e) {
                String message = "An unexpected system exception occured while invoking the afterBegin method on the SessionSynchronization object";

                // [1] Log the exception or error
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                try {
                    instance.setInUse(true);

                    BeanContext beanContext = instance.beanContext;
                    List<InterceptorData> interceptors = beanContext.getCallbackInterceptors();
                    InterceptorStack interceptorStack = new InterceptorStack(instance.bean, null, Operation.BEFORE_COMPLETION, interceptors, instance.interceptors);
                    interceptorStack.invoke();

                    instance.setInUse(false);
                } catch (InvalidateReferenceException e) {
                    // exception has alredy been handled
                } catch (Exception e) {
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                    instance.setInUse(true);
                    if (synchronization.isCallSessionSynchronization()) {

                        BeanContext beanContext = instance.beanContext;
                        List<InterceptorData> interceptors = beanContext.getCallbackInterceptors();
                        InterceptorStack interceptorStack = new InterceptorStack(instance.bean, null, Operation.AFTER_COMPLETION, interceptors, instance.interceptors);
                        interceptorStack.invoke(status == Status.COMMITTED);
                    }
                    instance.setTransaction(null);
                    releaseInstance(instance);
                } catch (InvalidateReferenceException inv) {
                    // exception has alredy been handled
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    private Object _invoke(Object instance, Method runMethod, Object[] args, BeanContext beanContext, InterfaceType interfaceType, MdbCallContext mdbCallContext) throws SystemException,
            ApplicationException {
        Object returnValue;
        try {
            List<InterceptorData> interceptors = beanContext.getMethodInterceptors(runMethod);
            InterceptorStack interceptorStack = new InterceptorStack(((Instance) instance).bean, runMethod, interfaceType == InterfaceType.TIMEOUT ? Operation.TIMEOUT : Operation.BUSINESS,
                    interceptors, ((Instance) instance).interceptors);
            returnValue = interceptorStack.invoke(args);
            return returnValue;
        } catch (Throwable e) {
            // unwrap invocation target exception
            if (e instanceof InvocationTargetException) {
                e = ((InvocationTargetException) e).getTargetException();
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Related Classes of org.apache.openejb.core.interceptor.InterceptorStack

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