org.springframework.beans.factory.config.BeanPostProcessor Java Examples

@Override
public void customizeContext(ConfigurableApplicationContext context, MergedContextConfiguration mergedConfig) {
	BeanDefinitionRegistry registry = getRegistry(context);
	EmbeddedCassandra annotation = this.annotation;
	Resource[] resources = getResources(annotation, context);
	Charset charset = Charset.forName(annotation.encoding());
	CqlDataSet dataSet = CqlDataSet.ofResources(charset, resources);
	registerCassandraBeanDefinition(annotation.exposeProperties(), context, registry);
	registerCassandraConnectionBeanDefinition(context, registry);
	registerCassandraInitializerBeanDefinition(dataSet, context, registry);
	context.getBeanFactory().addBeanPostProcessor(new BeanPostProcessor() {

		private final AtomicBoolean initialized = new AtomicBoolean();

		@Override
		public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
			if (bean instanceof Cassandra && this.initialized.compareAndSet(false, true)) {
				context.getBean(CassandraInitializer.class);
			}
			return bean;
		}

	});
}
 

/**
 * Build an internal BeanFactory for resolving target beans.
 * @param containingFactory the containing BeanFactory that originally defines the beans
 * @return an independent internal BeanFactory to hold copies of some target beans
 */
protected DefaultListableBeanFactory buildInternalBeanFactory(ConfigurableBeanFactory containingFactory) {
	// Set parent so that references (up container hierarchies) are correctly resolved.
	DefaultListableBeanFactory internalBeanFactory = new DefaultListableBeanFactory(containingFactory);

	// Required so that all BeanPostProcessors, Scopes, etc become available.
	internalBeanFactory.copyConfigurationFrom(containingFactory);

	// Filter out BeanPostProcessors that are part of the AOP infrastructure,
	// since those are only meant to apply to beans defined in the original factory.
	for (Iterator<BeanPostProcessor> it = internalBeanFactory.getBeanPostProcessors().iterator(); it.hasNext();) {
		if (it.next() instanceof AopInfrastructureBean) {
			it.remove();
		}
	}

	return internalBeanFactory;
}
 

/**
 * Search for all DestructionAwareBeanPostProcessors in the List.
 * @param processors the List to search
 * @return the filtered List of DestructionAwareBeanPostProcessors
 */
@Nullable
private List<DestructionAwareBeanPostProcessor> filterPostProcessors(List<BeanPostProcessor> processors, Object bean) {
	List<DestructionAwareBeanPostProcessor> filteredPostProcessors = null;
	if (!CollectionUtils.isEmpty(processors)) {
		filteredPostProcessors = new ArrayList<>(processors.size());
		for (BeanPostProcessor processor : processors) {
			if (processor instanceof DestructionAwareBeanPostProcessor) {
				DestructionAwareBeanPostProcessor dabpp = (DestructionAwareBeanPostProcessor) processor;
				if (dabpp.requiresDestruction(bean)) {
					filteredPostProcessors.add(dabpp);
				}
			}
		}
	}
	return filteredPostProcessors;
}
 

/**
 * Apply MergedBeanDefinitionPostProcessors to the specified bean definition,
 * invoking their {@code postProcessMergedBeanDefinition} methods.
 * @param mbd the merged bean definition for the bean
 * @param beanType the actual type of the managed bean instance
 * @param beanName the name of the bean
 * @throws BeansException if any post-processing failed
 * @see MergedBeanDefinitionPostProcessor#postProcessMergedBeanDefinition
 */
protected void applyMergedBeanDefinitionPostProcessors(RootBeanDefinition mbd, Class<?> beanType, String beanName)
		throws BeansException {

	try {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof MergedBeanDefinitionPostProcessor) {
				MergedBeanDefinitionPostProcessor bdp = (MergedBeanDefinitionPostProcessor) bp;
				bdp.postProcessMergedBeanDefinition(mbd, beanType, beanName);
			}
		}
	}
	catch (Exception ex) {
		throw new BeanCreationException(mbd.getResourceDescription(), beanName,
				"Post-processing failed of bean type [" + beanType + "] failed", ex);
	}
}
 

@Bean
BeanPostProcessor locatorFactoryBeanPostProcessor() {

	return new BeanPostProcessor() {

		@Nullable @Override
		public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {

			if (bean instanceof LocatorFactoryBean) {
				return new TestLocatorFactoryBean((LocatorFactoryBean) bean);
			}

			return bean;
		}
	};
}
 

@Bean
BeanPostProcessor localClientRegionBeanPostProcessor(Environment environment) {

	return new BeanPostProcessor() {

		@Nullable @Override
		public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {

			if (isClientRegion(bean)) {
				configureAsLocalClientRegion(environment, bean);
			}

			return bean;
		}
	};
}
 

@Override
@Nullable
protected Class<?> predictBeanType(String beanName, RootBeanDefinition mbd, Class<?>... typesToMatch) {
	Class<?> targetType = determineTargetType(beanName, mbd, typesToMatch);

	// Apply SmartInstantiationAwareBeanPostProcessors to predict the
	// eventual type after a before-instantiation shortcut.
	if (targetType != null && !mbd.isSynthetic() && hasInstantiationAwareBeanPostProcessors()) {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof SmartInstantiationAwareBeanPostProcessor) {
				SmartInstantiationAwareBeanPostProcessor ibp = (SmartInstantiationAwareBeanPostProcessor) bp;
				Class<?> predicted = ibp.predictBeanType(targetType, beanName);
				if (predicted != null && (typesToMatch.length != 1 || FactoryBean.class != typesToMatch[0] ||
						FactoryBean.class.isAssignableFrom(predicted))) {
					return predicted;
				}
			}
		}
	}
	return targetType;
}
 

/**
 * Determine candidate constructors to use for the given bean, checking all registered
 * {@link SmartInstantiationAwareBeanPostProcessor SmartInstantiationAwareBeanPostProcessors}.
 * @param beanClass the raw class of the bean
 * @param beanName the name of the bean
 * @return the candidate constructors, or {@code null} if none specified
 * @throws org.springframework.beans.BeansException in case of errors
 * @see org.springframework.beans.factory.config.SmartInstantiationAwareBeanPostProcessor#determineCandidateConstructors
 */
protected Constructor<?>[] determineConstructorsFromBeanPostProcessors(Class<?> beanClass, String beanName)
		throws BeansException {

	if (beanClass != null && hasInstantiationAwareBeanPostProcessors()) {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof SmartInstantiationAwareBeanPostProcessor) {
				SmartInstantiationAwareBeanPostProcessor ibp = (SmartInstantiationAwareBeanPostProcessor) bp;
				Constructor<?>[] ctors = ibp.determineCandidateConstructors(beanClass, beanName);
				if (ctors != null) {
					return ctors;
				}
			}
		}
	}
	return null;
}
 

/**
 * Obtain a reference for early access to the specified bean,
 * typically for the purpose of resolving a circular reference.
 * @param beanName the name of the bean (for error handling purposes)
 * @param mbd the merged bean definition for the bean
 * @param bean the raw bean instance
 * @return the object to expose as bean reference
 */
protected Object getEarlyBeanReference(String beanName, RootBeanDefinition mbd, Object bean) {
	Object exposedObject = bean;
	if (bean != null && !mbd.isSynthetic() && hasInstantiationAwareBeanPostProcessors()) {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof SmartInstantiationAwareBeanPostProcessor) {
				SmartInstantiationAwareBeanPostProcessor ibp = (SmartInstantiationAwareBeanPostProcessor) bp;
				exposedObject = ibp.getEarlyBeanReference(exposedObject, beanName);
				if (exposedObject == null) {
					return null;
				}
			}
		}
	}
	return exposedObject;
}
 

@Override
public void setBeanFactory(BeanFactory beanFactory) {
	if (!(beanFactory instanceof ConfigurableBeanFactory)) {
		throw new IllegalStateException("ScriptFactoryPostProcessor doesn't work with a BeanFactory "
				+ "which does not implement ConfigurableBeanFactory: " + beanFactory.getClass());
	}
	this.beanFactory = (ConfigurableBeanFactory) beanFactory;

	// Required so that references (up container hierarchies) are correctly resolved.
	this.scriptBeanFactory.setParentBeanFactory(this.beanFactory);

	// Required so that all BeanPostProcessors, Scopes, etc become available.
	this.scriptBeanFactory.copyConfigurationFrom(this.beanFactory);

	// Filter out BeanPostProcessors that are part of the AOP infrastructure,
	// since those are only meant to apply to beans defined in the original factory.
	for (Iterator<BeanPostProcessor> it = this.scriptBeanFactory.getBeanPostProcessors().iterator(); it.hasNext();) {
		if (it.next() instanceof AopInfrastructureBean) {
			it.remove();
		}
	}
}
 

/**
 * Check whether the given bean has destruction-aware post-processors applying to it.
 * @param bean the bean instance
 * @param postProcessors the post-processor candidates
 */
public static boolean hasApplicableProcessors(Object bean, List<BeanPostProcessor> postProcessors) {
	if (!CollectionUtils.isEmpty(postProcessors)) {
		for (BeanPostProcessor processor : postProcessors) {
			if (processor instanceof DestructionAwareBeanPostProcessor) {
				DestructionAwareBeanPostProcessor dabpp = (DestructionAwareBeanPostProcessor) processor;
				try {
					if (dabpp.requiresDestruction(bean)) {
						return true;
					}
				}
				catch (AbstractMethodError err) {
					// A pre-4.3 third-party DestructionAwareBeanPostProcessor...
					// As of 5.0, we can let requiresDestruction be a Java 8 default method which returns true.
					return true;
				}
			}
		}
	}
	return false;
}
 

/**
 * Search for all DestructionAwareBeanPostProcessors in the List.
 * @param processors the List to search
 * @return the filtered List of DestructionAwareBeanPostProcessors
 */
private List<DestructionAwareBeanPostProcessor> filterPostProcessors(List<BeanPostProcessor> processors, Object bean) {
	List<DestructionAwareBeanPostProcessor> filteredPostProcessors = null;
	if (!CollectionUtils.isEmpty(processors)) {
		filteredPostProcessors = new ArrayList<DestructionAwareBeanPostProcessor>(processors.size());
		for (BeanPostProcessor processor : processors) {
			if (processor instanceof DestructionAwareBeanPostProcessor) {
				DestructionAwareBeanPostProcessor dabpp = (DestructionAwareBeanPostProcessor) processor;
				try {
					if (dabpp.requiresDestruction(bean)) {
						filteredPostProcessors.add(dabpp);
					}
				}
				catch (AbstractMethodError err) {
					// A pre-4.3 third-party DestructionAwareBeanPostProcessor...
					// As of 5.0, we can let requiresDestruction be a Java 8 default method which returns true.
					filteredPostProcessors.add(dabpp);
				}
			}
		}
	}
	return filteredPostProcessors;
}
 

/**
 * Determine candidate constructors to use for the given bean, checking all registered
 * {@link SmartInstantiationAwareBeanPostProcessor SmartInstantiationAwareBeanPostProcessors}.
 * @param beanClass the raw class of the bean
 * @param beanName the name of the bean
 * @return the candidate constructors, or {@code null} if none specified
 * @throws org.springframework.beans.BeansException in case of errors
 * @see org.springframework.beans.factory.config.SmartInstantiationAwareBeanPostProcessor#determineCandidateConstructors
 */
@Nullable
protected Constructor<?>[] determineConstructorsFromBeanPostProcessors(@Nullable Class<?> beanClass, String beanName)
		throws BeansException {

	if (beanClass != null && hasInstantiationAwareBeanPostProcessors()) {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof SmartInstantiationAwareBeanPostProcessor) {
				SmartInstantiationAwareBeanPostProcessor ibp = (SmartInstantiationAwareBeanPostProcessor) bp;
				Constructor<?>[] ctors = ibp.determineCandidateConstructors(beanClass, beanName);
				if (ctors != null) {
					return ctors;
				}
			}
		}
	}
	return null;
}
 

/**
 * Search for all DestructionAwareBeanPostProcessors in the List.
 * @param processors the List to search
 * @return the filtered List of DestructionAwareBeanPostProcessors
 */
@Nullable
private List<DestructionAwareBeanPostProcessor> filterPostProcessors(List<BeanPostProcessor> processors, Object bean) {
	List<DestructionAwareBeanPostProcessor> filteredPostProcessors = null;
	if (!CollectionUtils.isEmpty(processors)) {
		filteredPostProcessors = new ArrayList<>(processors.size());
		for (BeanPostProcessor processor : processors) {
			if (processor instanceof DestructionAwareBeanPostProcessor) {
				DestructionAwareBeanPostProcessor dabpp = (DestructionAwareBeanPostProcessor) processor;
				if (dabpp.requiresDestruction(bean)) {
					filteredPostProcessors.add(dabpp);
				}
			}
		}
	}
	return filteredPostProcessors;
}
 

@Override
public void setBeanFactory(BeanFactory beanFactory) {
	if (!(beanFactory instanceof ConfigurableBeanFactory)) {
		throw new IllegalStateException("ScriptFactoryPostProcessor doesn't work with " +
				"non-ConfigurableBeanFactory: " + beanFactory.getClass());
	}
	this.beanFactory = (ConfigurableBeanFactory) beanFactory;

	// Required so that references (up container hierarchies) are correctly resolved.
	this.scriptBeanFactory.setParentBeanFactory(this.beanFactory);

	// Required so that all BeanPostProcessors, Scopes, etc become available.
	this.scriptBeanFactory.copyConfigurationFrom(this.beanFactory);

	// Filter out BeanPostProcessors that are part of the AOP infrastructure,
	// since those are only meant to apply to beans defined in the original factory.
	for (Iterator<BeanPostProcessor> it = this.scriptBeanFactory.getBeanPostProcessors().iterator(); it.hasNext();) {
		if (it.next() instanceof AopInfrastructureBean) {
			it.remove();
		}
	}
}
 

@Override
@Nullable
protected Class<?> predictBeanType(String beanName, RootBeanDefinition mbd, Class<?>... typesToMatch) {
	Class<?> targetType = determineTargetType(beanName, mbd, typesToMatch);

	// Apply SmartInstantiationAwareBeanPostProcessors to predict the
	// eventual type after a before-instantiation shortcut.
	if (targetType != null && !mbd.isSynthetic() && hasInstantiationAwareBeanPostProcessors()) {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof SmartInstantiationAwareBeanPostProcessor) {
				SmartInstantiationAwareBeanPostProcessor ibp = (SmartInstantiationAwareBeanPostProcessor) bp;
				Class<?> predicted = ibp.predictBeanType(targetType, beanName);
				if (predicted != null && (typesToMatch.length != 1 || FactoryBean.class != typesToMatch[0] ||
						FactoryBean.class.isAssignableFrom(predicted))) {
					return predicted;
				}
			}
		}
	}
	return targetType;
}
 

@Override
protected Class<?> predictBeanType(String beanName, RootBeanDefinition mbd, Class<?>... typesToMatch) {
	Class<?> targetType = determineTargetType(beanName, mbd, typesToMatch);

	// Apply SmartInstantiationAwareBeanPostProcessors to predict the
	// eventual type after a before-instantiation shortcut.
	if (targetType != null && !mbd.isSynthetic() && hasInstantiationAwareBeanPostProcessors()) {
		for (BeanPostProcessor bp : getBeanPostProcessors()) {
			if (bp instanceof SmartInstantiationAwareBeanPostProcessor) {
				SmartInstantiationAwareBeanPostProcessor ibp = (SmartInstantiationAwareBeanPostProcessor) bp;
				Class<?> predicted = ibp.predictBeanType(targetType, beanName);
				if (predicted != null && (typesToMatch.length != 1 || FactoryBean.class != typesToMatch[0] ||
						FactoryBean.class.isAssignableFrom(predicted))) {
					return predicted;
				}
			}
		}
	}
	return targetType;
}
 

@Override
public void registerBeanDefinitions(AnnotationMetadata metadata, BeanDefinitionRegistry registry) {
    GenericBeanDefinition beanPostProcessorDefinition = new GenericBeanDefinition();
    beanPostProcessorDefinition.setInstanceSupplier(()->this);
    beanPostProcessorDefinition.setBeanClass(BeanPostProcessor.class);
    registry.registerBeanDefinition("NettyRpcClientBeanPostProcessor",beanPostProcessorDefinition);

    ClassPathScanningCandidateComponentProvider scanner = getScanner();
    scanner.setResourceLoader(resourceLoader);
    scanner.addIncludeFilter(new AnnotationTypeFilter(NettyRpcClient.class));
    Map<String, Object> enableNettyRpcClientsAttributes = metadata.getAnnotationAttributes(enableNettyRpcClientsCanonicalName);

    for (String basePackage : getBasePackages(metadata,enableNettyRpcClientsAttributes)) {
        for (BeanDefinition candidateComponent : scanner.findCandidateComponents(basePackage)) {
            if (!(candidateComponent instanceof AnnotatedBeanDefinition)) {
                continue;
            }

            AnnotatedBeanDefinition beanDefinition = (AnnotatedBeanDefinition) candidateComponent;
            if(!beanDefinition.getMetadata().isInterface()) {
                throw new IllegalArgumentException("@NettyRpcClient can only be specified on an interface");
            }
            registerNettyRpcClient(beanDefinition,registry);
        }
    }
}
 

@Override
public Object applyBeanPostProcessorsAfterInitialization(Object existingBean, String beanName)
		throws BeansException {

	Object result = existingBean;
	for (BeanPostProcessor beanProcessor : getBeanPostProcessors()) {
		result = beanProcessor.postProcessAfterInitialization(result, beanName);
		if (result == null) {
			return result;
		}
	}
	return result;
}
 

/**
 * Apply MergedBeanDefinitionPostProcessors to the specified bean definition,
 * invoking their {@code postProcessMergedBeanDefinition} methods.
 * @param mbd the merged bean definition for the bean
 * @param beanType the actual type of the managed bean instance
 * @param beanName the name of the bean
 * @see MergedBeanDefinitionPostProcessor#postProcessMergedBeanDefinition
 */
protected void applyMergedBeanDefinitionPostProcessors(RootBeanDefinition mbd, Class<?> beanType, String beanName) {
	for (BeanPostProcessor bp : getBeanPostProcessors()) {
		if (bp instanceof MergedBeanDefinitionPostProcessor) {
			MergedBeanDefinitionPostProcessor bdp = (MergedBeanDefinitionPostProcessor) bp;
			bdp.postProcessMergedBeanDefinition(mbd, beanType, beanName);
		}
	}
}
 

@Override
public Object postProcessAfterInitialization(Object bean, String beanName) {
	if (bean != null && !(bean instanceof BeanPostProcessor) && !isInfrastructureBean(beanName) &&
			this.beanFactory.getBeanPostProcessorCount() < this.beanPostProcessorTargetCount) {
		if (logger.isInfoEnabled()) {
			logger.info("Bean '" + beanName + "' of type [" + bean.getClass().getName() +
					"] is not eligible for getting processed by all BeanPostProcessors " +
					"(for example: not eligible for auto-proxying)");
		}
	}
	return bean;
}
 

/**
 * Register the given BeanPostProcessor beans.
 */
private static void registerBeanPostProcessors(
		ConfigurableListableBeanFactory beanFactory, List<BeanPostProcessor> postProcessors) {

	for (BeanPostProcessor postProcessor : postProcessors) {
		beanFactory.addBeanPostProcessor(postProcessor);
	}
}
 

/**
 * Search for all DestructionAwareBeanPostProcessors in the List.
 * @param postProcessors the List to search
 * @return the filtered List of DestructionAwareBeanPostProcessors
 */
private List<DestructionAwareBeanPostProcessor> filterPostProcessors(List<BeanPostProcessor> postProcessors) {
	List<DestructionAwareBeanPostProcessor> filteredPostProcessors = null;
	if (postProcessors != null && !postProcessors.isEmpty()) {
		filteredPostProcessors = new ArrayList<DestructionAwareBeanPostProcessor>(postProcessors.size());
		for (BeanPostProcessor postProcessor : postProcessors) {
			if (postProcessor instanceof DestructionAwareBeanPostProcessor) {
				filteredPostProcessors.add((DestructionAwareBeanPostProcessor) postProcessor);
			}
		}
	}
	return filteredPostProcessors;
}
 

@Override
public void addBeanPostProcessor(BeanPostProcessor beanPostProcessor) {
	Assert.notNull(beanPostProcessor, "BeanPostProcessor must not be null");
	this.beanPostProcessors.remove(beanPostProcessor);
	this.beanPostProcessors.add(beanPostProcessor);
	if (beanPostProcessor instanceof InstantiationAwareBeanPostProcessor) {
		this.hasInstantiationAwareBeanPostProcessors = true;
	}
	if (beanPostProcessor instanceof DestructionAwareBeanPostProcessor) {
		this.hasDestructionAwareBeanPostProcessors = true;
	}
}
 

@Bean
public BeanPostProcessor convertToSpy() {
    return new BeanPostProcessor() {
        @Override
        public Object postProcessAfterInitialization(Object bean, String beanName) {
            if (bean instanceof PlayerDaoPlayQueueFactory) {
                PlayerDaoPlayQueueFactory temp = (PlayerDaoPlayQueueFactory) spy(bean);
                doReturn(spy(temp.createPlayQueue())).when(temp).createPlayQueue();
                bean = temp;
            }
            return bean;
        }
    };
}
 

@Bean
BeanPostProcessor cachingGithubBeanPostProcessor() {
	return new BeanPostProcessor() {
		@Override
		public Object postProcessAfterInitialization(Object bean, String beanName)
				throws BeansException {
			if (bean instanceof RtGithub) {
				return new CachingGithub((Github) bean);
			}
			return bean;
		}
	};
}
 

/**
 * Create a new DisposableBeanAdapter for the given bean.
 * @param bean the bean instance (never {@code null})
 * @param beanName the name of the bean
 * @param beanDefinition the merged bean definition
 * @param postProcessors the List of BeanPostProcessors
 * (potentially DestructionAwareBeanPostProcessor), if any
 */
public DisposableBeanAdapter(Object bean, String beanName, RootBeanDefinition beanDefinition,
		List<BeanPostProcessor> postProcessors, AccessControlContext acc) {

	Assert.notNull(bean, "Disposable bean must not be null");
	this.bean = bean;
	this.beanName = beanName;
	this.invokeDisposableBean =
			(this.bean instanceof DisposableBean && !beanDefinition.isExternallyManagedDestroyMethod("destroy"));
	this.nonPublicAccessAllowed = beanDefinition.isNonPublicAccessAllowed();
	this.acc = acc;
	String destroyMethodName = inferDestroyMethodIfNecessary(bean, beanDefinition);
	if (destroyMethodName != null && !(this.invokeDisposableBean && "destroy".equals(destroyMethodName)) &&
			!beanDefinition.isExternallyManagedDestroyMethod(destroyMethodName)) {
		this.destroyMethodName = destroyMethodName;
		this.destroyMethod = determineDestroyMethod();
		if (this.destroyMethod == null) {
			if (beanDefinition.isEnforceDestroyMethod()) {
				throw new BeanDefinitionValidationException("Couldn't find a destroy method named '" +
						destroyMethodName + "' on bean with name '" + beanName + "'");
			}
		}
		else {
			Class<?>[] paramTypes = this.destroyMethod.getParameterTypes();
			if (paramTypes.length > 1) {
				throw new BeanDefinitionValidationException("Method '" + destroyMethodName + "' of bean '" +
						beanName + "' has more than one parameter - not supported as destroy method");
			}
			else if (paramTypes.length == 1 && boolean.class != paramTypes[0]) {
				throw new BeanDefinitionValidationException("Method '" + destroyMethodName + "' of bean '" +
						beanName + "' has a non-boolean parameter - not supported as destroy method");
			}
		}
	}
	this.beanPostProcessors = filterPostProcessors(postProcessors);
}
 

@API(status = INTERNAL)
@Bean
@Role(BeanDefinition.ROLE_INFRASTRUCTURE)
@ConditionalOnProperty(name = "opentracing.jdbc.enabled", havingValue = "true", matchIfMissing = true)
public static BeanPostProcessor tracingDataSourceBeanPostProcessor(final BeanFactory beanFactory) {
    return new TracingProcessor(beanFactory);
}
 

@Override
public Object applyBeanPostProcessorsAfterInitialization(Object existingBean, String beanName)
		throws BeansException {

	Object result = existingBean;
	for (BeanPostProcessor beanProcessor : getBeanPostProcessors()) {
		result = beanProcessor.postProcessAfterInitialization(result, beanName);
		if (result == null) {
			return result;
		}
	}
	return result;
}
 

/**
 * Create a new DisposableBeanAdapter for the given bean.
 * @param bean the bean instance (never {@code null})
 * @param beanName the name of the bean
 * @param beanDefinition the merged bean definition
 * @param postProcessors the List of BeanPostProcessors
 * (potentially DestructionAwareBeanPostProcessor), if any
 */
public DisposableBeanAdapter(Object bean, String beanName, RootBeanDefinition beanDefinition,
		List<BeanPostProcessor> postProcessors, AccessControlContext acc) {

	Assert.notNull(bean, "Disposable bean must not be null");
	this.bean = bean;
	this.beanName = beanName;
	this.invokeDisposableBean =
			(this.bean instanceof DisposableBean && !beanDefinition.isExternallyManagedDestroyMethod("destroy"));
	this.nonPublicAccessAllowed = beanDefinition.isNonPublicAccessAllowed();
	this.acc = acc;
	String destroyMethodName = inferDestroyMethodIfNecessary(bean, beanDefinition);
	if (destroyMethodName != null && !(this.invokeDisposableBean && "destroy".equals(destroyMethodName)) &&
			!beanDefinition.isExternallyManagedDestroyMethod(destroyMethodName)) {
		this.destroyMethodName = destroyMethodName;
		this.destroyMethod = determineDestroyMethod();
		if (this.destroyMethod == null) {
			if (beanDefinition.isEnforceDestroyMethod()) {
				throw new BeanDefinitionValidationException("Couldn't find a destroy method named '" +
						destroyMethodName + "' on bean with name '" + beanName + "'");
			}
		}
		else {
			Class<?>[] paramTypes = this.destroyMethod.getParameterTypes();
			if (paramTypes.length > 1) {
				throw new BeanDefinitionValidationException("Method '" + destroyMethodName + "' of bean '" +
						beanName + "' has more than one parameter - not supported as destroy method");
			}
			else if (paramTypes.length == 1 && !paramTypes[0].equals(boolean.class)) {
				throw new BeanDefinitionValidationException("Method '" + destroyMethodName + "' of bean '" +
						beanName + "' has a non-boolean parameter - not supported as destroy method");
			}
		}
	}
	this.beanPostProcessors = filterPostProcessors(postProcessors);
}