Package org.apache.webbeans.proxy

Examples of org.apache.webbeans.proxy.InterceptorDecoratorProxyFactory

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            }
        }

        if (proxyClass != null)
        {
            InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();

            // register the bean itself for self-interception
            if (interceptorInfo.getSelfInterceptorBean() != null)
            {
                interceptorInstances.put(interceptorInfo.getSelfInterceptorBean(), instance);
            }

            T delegate = instance;
            if (interceptorInfo.getDecorators() != null && !isDelegateInjection(creationalContext))
            {
                List<Decorator<?>> decorators = interceptorInfo.getDecorators();
                Map<Decorator<?>, Object> instances = new HashMap<Decorator<?>, Object>();
                for (int i = decorators.size(); i > 0; i--)
                {
                    Decorator decorator = decorators.get(i - 1);
                    creationalContextImpl.putContextual(decorator);
                    creationalContextImpl.putDelegate(delegate);
                    Object decoratorInstance = decorator.create((CreationalContext) creationalContext);
                    instances.put(decorator, decoratorInstance);
                    delegate = pf.createProxyInstance(proxyClass, instance, new DecoratorHandler(interceptorInfo, instances, i - 1, instance, beanPassivationId));
                }
            }
            InterceptorHandler interceptorHandler = new DefaultInterceptorHandler<T>(instance, delegate, methodInterceptors, interceptorInstances, beanPassivationId);

            T proxyInstance = pf.createProxyInstance(proxyClass, instance, interceptorHandler);
            instance = proxyInstance;
            creationalContextImpl.putContextual(oldContextual);
        }

        return instance;
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        Map<Interceptor<?>, ?> interceptorInstances = null;
        T internalInstance = instance;

        if (interceptorInfo != null && instance instanceof OwbInterceptorProxy)
        {
            InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();
            InterceptorHandler ih = pf.getInterceptorHandler((OwbInterceptorProxy) instance);
            if (ih instanceof DefaultInterceptorHandler)
            {
                DefaultInterceptorHandler dih = (DefaultInterceptorHandler) ih;
                interceptorInstances = dih.getInstances();
                internalInstance = (T) dih.getTarget();
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        Map<Interceptor<?>, ?> interceptorInstances = null;
        T internalInstance = instance;

        if (interceptorInfo != null && instance instanceof OwbInterceptorProxy)
        {
            InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();
            InterceptorHandler ih = pf.getInterceptorHandler((OwbInterceptorProxy) instance);
            if (ih instanceof DefaultInterceptorHandler)
            {
                DefaultInterceptorHandler dih = (DefaultInterceptorHandler) ih;
                interceptorInstances = dih.getInstances();
                internalInstance = (T) dih.getTarget();
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{

    @Test
    public void testSimpleProxyCreation() throws Exception
    {
        InterceptorDecoratorProxyFactory pf = new InterceptorDecoratorProxyFactory(new WebBeansContext());

        // we take a fresh URLClassLoader to not blur the test classpath with synthetic classes.
        ClassLoader classLoader = new URLClassLoader(new URL[0]);

        List<Method> methods = ClassUtil.getNonPrivateMethods(ClassInterceptedClass.class, true);

        Method[] interceptedMethods = methods.toArray(new Method[methods.size()]);
        Method[] nonInterceptedMethods = null;

        Bean dummyBean = new DummyBean();

        Class<ClassInterceptedClass> proxyClass = pf.createProxyClass(dummyBean, classLoader, ClassInterceptedClass.class, interceptedMethods, nonInterceptedMethods);
        Assert.assertNotNull(proxyClass);

        ClassInterceptedClass internalInstance = new ClassInterceptedClass();
        internalInstance.init();

        TestInterceptorHandler testInvocationHandler = new TestInterceptorHandler(internalInstance);

        ClassInterceptedClass proxy = pf.createProxyInstance(proxyClass, internalInstance, testInvocationHandler);
        Assert.assertNotNull(proxy);

        Assert.assertTrue(proxy instanceof OwbInterceptorProxy);

        proxy.setMeaningOfLife(42);
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    }

    @Test
    public void testGenericProxyGeneration()
    {
        InterceptorDecoratorProxyFactory pf = new InterceptorDecoratorProxyFactory(new WebBeansContext());

        // we take a fresh URLClassLoader to not blur the test classpath with synthetic classes.
        ClassLoader classLoader = new URLClassLoader(new URL[0]);

        List<Method> methods = ClassUtil.getNonPrivateMethods(ExtendedSpecificClass.class, true);
        for (Iterator<Method> i = methods.iterator(); i.hasNext();)
        {
            if (i.next().isBridge())
            {
                i.remove();
            }
        }

        Method[] interceptedMethods = methods.toArray(new Method[methods.size()]);
        Method[] nonInterceptedMethods = null;

        Bean dummyBean = new DummyBean();

        Class<ExtendedSpecificClass> proxyClass = pf.createProxyClass(dummyBean, classLoader, ExtendedSpecificClass.class, interceptedMethods, nonInterceptedMethods);
        Assert.assertNotNull(proxyClass);

        ExtendedSpecificClass internalInstance = new ExtendedSpecificClass();
        internalInstance.init();

        TestInterceptorHandler testInvocationHandler = new TestInterceptorHandler(internalInstance);

        ExtendedSpecificClass extendedSpecificProxyInstance = pf.createProxyInstance(proxyClass, internalInstance, testInvocationHandler);
        SpecificClass<CustomType> specificProxyInstance = extendedSpecificProxyInstance;
        GenericInterface<CustomBaseType> interfaceProxyInstance = extendedSpecificProxyInstance;
        Assert.assertNotNull(extendedSpecificProxyInstance.newInstance());
        Assert.assertNotNull(specificProxyInstance.newInstance());
        Assert.assertNotNull(interfaceProxyInstance.newInstance());
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            Class<? extends T> proxyClass = null;
            if (methodInterceptors.size() > 0 || postConstructInterceptors.size() > 0 || preDestroyInterceptors.size() > 0)
            {
                // we only need to create a proxy class for intercepted or decorated Beans
                InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();

                ClassLoader classLoader = getBeanClass().getClassLoader();

                Method[] businessMethods = methodInterceptors.keySet().toArray(new Method[methodInterceptors.size()]);
                Method[] nonInterceptedMethods = interceptorInfo.getNonInterceptedMethods().toArray(new Method[interceptorInfo.getNonInterceptedMethods().size()]);

                proxyClass = (Class<? extends T>) pf.createProxyClass(this, classLoader, getReturnType(), businessMethods, nonInterceptedMethods);

                // now we collect the post-construct and pre-destroy interceptors

            }
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            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, instances, i - 1, instance, cdiEjbBean.getId()));
                        }
                    }
                }
            }
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            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()));
                        }
                    }
                }
            }
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        defineLifecycleInterceptors(bean, annotatedType, webBeansContext);

        if (needsProxy())
        {
            // we only need to create a proxy class for intercepted or decorated Beans
            InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();

            ClassLoader classLoader = annotatedType.getJavaClass().getClassLoader();

            Method[] businessMethods = methodInterceptors.keySet().toArray(new Method[methodInterceptors.size()]);
            Method[] nonInterceptedMethods = interceptorInfo.getNonInterceptedMethods().toArray(new Method[interceptorInfo.getNonInterceptedMethods().size()]);

            proxyClass = (Class<? extends T>) pf.createProxyClass(bean, classLoader, annotatedType.getJavaClass(), businessMethods, nonInterceptedMethods);

            // now we collect the post-construct and pre-destroy interceptors

        }
    }
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        Map<Interceptor<?>, ?> interceptorInstances = null;
        T internalInstance = instance;

        if (getInterceptorInfo() != null && instance instanceof OwbInterceptorProxy)
        {
            InterceptorDecoratorProxyFactory pf = webBeansContext.getInterceptorDecoratorProxyFactory();
            InterceptorHandler ih = pf.getInterceptorHandler((OwbInterceptorProxy) instance);
            if (ih instanceof DefaultInterceptorHandler)
            {
                DefaultInterceptorHandler dih = (DefaultInterceptorHandler) ih;
                interceptorInstances = dih.getInstances();
                internalInstance = (T) dih.getTarget();
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Related Classes of org.apache.webbeans.proxy.InterceptorDecoratorProxyFactory

  • org.apache.openejb.BeanContext
  • org.apache.webbeans.component.InjectionTargetBean
  • org.apache.webbeans.newtests.interceptors.business.tests.NewProxyTest
  • org.apache.webbeans.newtests.interceptors.factory.InterceptorDecoratorProxyFactoryTest
  • org.apache.webbeans.newtests.interceptors.resolution.InterceptorProxyChainTest
  • org.apache.webbeans.portable.AbstractProducer
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  • org.apache.xbean.asm.Label
  • org.apache.xbean.asm.MethodVisitor
  • org.apache.xbean.asm.Type
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