/**
 * Invoke {@link BeanClassLoaderAware}, {@link BeanFactoryAware},
 * {@link EnvironmentAware}, and {@link ResourceLoaderAware} contracts
 * if implemented by the given object.
 */
public static void invokeAwareMethods(Object parserStrategyBean, Environment environment,
		ResourceLoader resourceLoader, BeanDefinitionRegistry registry) {

	if (parserStrategyBean instanceof Aware) {
		if (parserStrategyBean instanceof BeanClassLoaderAware) {
			ClassLoader classLoader = (registry instanceof ConfigurableBeanFactory ?
					((ConfigurableBeanFactory) registry).getBeanClassLoader() : resourceLoader.getClassLoader());
			if (classLoader != null) {
				((BeanClassLoaderAware) parserStrategyBean).setBeanClassLoader(classLoader);
			}
		}
		if (parserStrategyBean instanceof BeanFactoryAware && registry instanceof BeanFactory) {
			((BeanFactoryAware) parserStrategyBean).setBeanFactory((BeanFactory) registry);
		}
		if (parserStrategyBean instanceof EnvironmentAware) {
			((EnvironmentAware) parserStrategyBean).setEnvironment(environment);
		}
		if (parserStrategyBean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) parserStrategyBean).setResourceLoader(resourceLoader);
		}
	}
}
 

@Override
@Nullable
public Object postProcessBeforeInitialization(final Object bean, String beanName) throws BeansException {
	AccessControlContext acc = null;

	if (System.getSecurityManager() != null &&
			(bean instanceof EnvironmentAware || bean instanceof EmbeddedValueResolverAware ||
					bean instanceof ResourceLoaderAware || bean instanceof ApplicationEventPublisherAware ||
					bean instanceof MessageSourceAware || bean instanceof ApplicationContextAware)) {
		acc = this.applicationContext.getBeanFactory().getAccessControlContext();
	}

	if (acc != null) {
		AccessController.doPrivileged((PrivilegedAction<Object>) () -> {
			invokeAwareInterfaces(bean);
			return null;
		}, acc);
	}
	else {
		invokeAwareInterfaces(bean);
	}

	return bean;
}
 

private void invokeAwareInterfaces(Object bean) {
	if (bean instanceof Aware) {
		if (bean instanceof EnvironmentAware) {
			((EnvironmentAware) bean).setEnvironment(this.applicationContext.getEnvironment());
		}
		if (bean instanceof EmbeddedValueResolverAware) {
			((EmbeddedValueResolverAware) bean).setEmbeddedValueResolver(this.embeddedValueResolver);
		}
		if (bean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) bean).setResourceLoader(this.applicationContext);
		}
		if (bean instanceof ApplicationEventPublisherAware) {
			((ApplicationEventPublisherAware) bean).setApplicationEventPublisher(this.applicationContext);
		}
		if (bean instanceof MessageSourceAware) {
			((MessageSourceAware) bean).setMessageSource(this.applicationContext);
		}
		if (bean instanceof ApplicationContextAware) {
			((ApplicationContextAware) bean).setApplicationContext(this.applicationContext);
		}
	}
}
 

/**
 * Invoke {@link BeanClassLoaderAware}, {@link BeanFactoryAware},
 * {@link EnvironmentAware}, and {@link ResourceLoaderAware} contracts
 * if implemented by the given object.
 */
public static void invokeAwareMethods(Object parserStrategyBean, Environment environment,
		ResourceLoader resourceLoader, BeanDefinitionRegistry registry) {

	if (parserStrategyBean instanceof Aware) {
		if (parserStrategyBean instanceof BeanClassLoaderAware) {
			ClassLoader classLoader = (registry instanceof ConfigurableBeanFactory ?
					((ConfigurableBeanFactory) registry).getBeanClassLoader() : resourceLoader.getClassLoader());
			if (classLoader != null) {
				((BeanClassLoaderAware) parserStrategyBean).setBeanClassLoader(classLoader);
			}
		}
		if (parserStrategyBean instanceof BeanFactoryAware && registry instanceof BeanFactory) {
			((BeanFactoryAware) parserStrategyBean).setBeanFactory((BeanFactory) registry);
		}
		if (parserStrategyBean instanceof EnvironmentAware) {
			((EnvironmentAware) parserStrategyBean).setEnvironment(environment);
		}
		if (parserStrategyBean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) parserStrategyBean).setResourceLoader(resourceLoader);
		}
	}
}
 

@Override
@Nullable
public Object postProcessBeforeInitialization(final Object bean, String beanName) throws BeansException {
	AccessControlContext acc = null;

	if (System.getSecurityManager() != null &&
			(bean instanceof EnvironmentAware || bean instanceof EmbeddedValueResolverAware ||
					bean instanceof ResourceLoaderAware || bean instanceof ApplicationEventPublisherAware ||
					bean instanceof MessageSourceAware || bean instanceof ApplicationContextAware)) {
		acc = this.applicationContext.getBeanFactory().getAccessControlContext();
	}

	if (acc != null) {
		AccessController.doPrivileged((PrivilegedAction<Object>) () -> {
			invokeAwareInterfaces(bean);
			return null;
		}, acc);
	}
	else {
		invokeAwareInterfaces(bean);
	}

	return bean;
}
 

private void invokeAwareInterfaces(Object bean) {
	if (bean instanceof Aware) {
		if (bean instanceof EnvironmentAware) {
			((EnvironmentAware) bean).setEnvironment(this.applicationContext.getEnvironment());
		}
		if (bean instanceof EmbeddedValueResolverAware) {
			((EmbeddedValueResolverAware) bean).setEmbeddedValueResolver(this.embeddedValueResolver);
		}
		if (bean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) bean).setResourceLoader(this.applicationContext);
		}
		if (bean instanceof ApplicationEventPublisherAware) {
			((ApplicationEventPublisherAware) bean).setApplicationEventPublisher(this.applicationContext);
		}
		if (bean instanceof MessageSourceAware) {
			((MessageSourceAware) bean).setMessageSource(this.applicationContext);
		}
		if (bean instanceof ApplicationContextAware) {
			((ApplicationContextAware) bean).setApplicationContext(this.applicationContext);
		}
	}
}
 

public static void invokeAwareMethods(Object target, Environment environment, ResourceLoader resourceLoader,
		BeanDefinitionRegistry registry) {

	if (target instanceof Aware) {
		if (target instanceof BeanClassLoaderAware) {
			ClassLoader classLoader = (registry instanceof ConfigurableBeanFactory
					? ((ConfigurableBeanFactory) registry).getBeanClassLoader() : resourceLoader.getClassLoader());
			if (classLoader != null) {
				((BeanClassLoaderAware) target).setBeanClassLoader(classLoader);
			}
		}
		if (target instanceof BeanFactoryAware && registry instanceof BeanFactory) {
			((BeanFactoryAware) target).setBeanFactory((BeanFactory) registry);
		}
		if (target instanceof EnvironmentAware) {
			((EnvironmentAware) target).setEnvironment(environment);
		}
		if (target instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) target).setResourceLoader(resourceLoader);
		}
	}
}
 

/**
 * Invoke {@link BeanClassLoaderAware}, {@link BeanFactoryAware},
 * {@link EnvironmentAware}, and {@link ResourceLoaderAware} contracts
 * if implemented by the given object.
 */
public static void invokeAwareMethods(Object parserStrategyBean, Environment environment,
		ResourceLoader resourceLoader, BeanDefinitionRegistry registry) {

	if (parserStrategyBean instanceof Aware) {
		if (parserStrategyBean instanceof BeanClassLoaderAware) {
			ClassLoader classLoader = (registry instanceof ConfigurableBeanFactory ?
					((ConfigurableBeanFactory) registry).getBeanClassLoader() : resourceLoader.getClassLoader());
			((BeanClassLoaderAware) parserStrategyBean).setBeanClassLoader(classLoader);
		}
		if (parserStrategyBean instanceof BeanFactoryAware && registry instanceof BeanFactory) {
			((BeanFactoryAware) parserStrategyBean).setBeanFactory((BeanFactory) registry);
		}
		if (parserStrategyBean instanceof EnvironmentAware) {
			((EnvironmentAware) parserStrategyBean).setEnvironment(environment);
		}
		if (parserStrategyBean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) parserStrategyBean).setResourceLoader(resourceLoader);
		}
	}
}
 

@Override
public Object postProcessBeforeInitialization(final Object bean, String beanName) throws BeansException {
	AccessControlContext acc = null;

	if (System.getSecurityManager() != null &&
			(bean instanceof EnvironmentAware || bean instanceof EmbeddedValueResolverAware ||
					bean instanceof ResourceLoaderAware || bean instanceof ApplicationEventPublisherAware ||
					bean instanceof MessageSourceAware || bean instanceof ApplicationContextAware)) {
		acc = this.applicationContext.getBeanFactory().getAccessControlContext();
	}

	if (acc != null) {
		AccessController.doPrivileged(new PrivilegedAction<Object>() {
			@Override
			public Object run() {
				invokeAwareInterfaces(bean);
				return null;
			}
		}, acc);
	}
	else {
		invokeAwareInterfaces(bean);
	}

	return bean;
}
 

private void invokeAwareInterfaces(Object bean) {
	if (bean instanceof Aware) {
		if (bean instanceof EnvironmentAware) {
			((EnvironmentAware) bean).setEnvironment(this.applicationContext.getEnvironment());
		}
		if (bean instanceof EmbeddedValueResolverAware) {
			((EmbeddedValueResolverAware) bean).setEmbeddedValueResolver(this.embeddedValueResolver);
		}
		if (bean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) bean).setResourceLoader(this.applicationContext);
		}
		if (bean instanceof ApplicationEventPublisherAware) {
			((ApplicationEventPublisherAware) bean).setApplicationEventPublisher(this.applicationContext);
		}
		if (bean instanceof MessageSourceAware) {
			((MessageSourceAware) bean).setMessageSource(this.applicationContext);
		}
		if (bean instanceof ApplicationContextAware) {
			((ApplicationContextAware) bean).setApplicationContext(this.applicationContext);
		}
	}
}
 

/**
 * Invoke {@link ResourceLoaderAware}, {@link BeanClassLoaderAware} and
 * {@link BeanFactoryAware} contracts if implemented by the given {@code bean}.
 */
private void invokeAwareMethods(Object importStrategyBean) {
	if (importStrategyBean instanceof Aware) {
		if (importStrategyBean instanceof EnvironmentAware) {
			((EnvironmentAware) importStrategyBean).setEnvironment(this.environment);
		}
		if (importStrategyBean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) importStrategyBean).setResourceLoader(this.resourceLoader);
		}
		if (importStrategyBean instanceof BeanClassLoaderAware) {
			ClassLoader classLoader = (this.registry instanceof ConfigurableBeanFactory ?
					((ConfigurableBeanFactory) this.registry).getBeanClassLoader() :
					this.resourceLoader.getClassLoader());
			((BeanClassLoaderAware) importStrategyBean).setBeanClassLoader(classLoader);
		}
		if (importStrategyBean instanceof BeanFactoryAware && this.registry instanceof BeanFactory) {
			((BeanFactoryAware) importStrategyBean).setBeanFactory((BeanFactory) this.registry);
		}
	}
}
 

/**��beanʵ�ֵ�aware�������лص�
 * @param bean
 */
private void invokeAwareInterfaces(Object bean) {
	if (bean instanceof Aware) {
		if (bean instanceof EnvironmentAware) {
			((EnvironmentAware) bean).setEnvironment(this.applicationContext.getEnvironment());
		}
		if (bean instanceof EmbeddedValueResolverAware) {
			((EmbeddedValueResolverAware) bean).setEmbeddedValueResolver(
					new EmbeddedValueResolver(this.applicationContext.getBeanFactory()));
		}
		if (bean instanceof ResourceLoaderAware) {
			((ResourceLoaderAware) bean).setResourceLoader(this.applicationContext);
		}
		if (bean instanceof ApplicationEventPublisherAware) {
			((ApplicationEventPublisherAware) bean).setApplicationEventPublisher(this.applicationContext);
		}
		if (bean instanceof MessageSourceAware) {
			((MessageSourceAware) bean).setMessageSource(this.applicationContext);
		}
		if (bean instanceof ApplicationContextAware) {
			((ApplicationContextAware) bean).setApplicationContext(this.applicationContext);
		}
	}
}
 

@Override
protected void initFilterBean() throws ServletException {
    super.initFilterBean();
    List<Filter> innerFilters = new ArrayList<Filter>(1);
    if (!CollectionUtils.isEmpty(filterDefs)) {
        // 按order注解定义优先级处理
        AnnotationAwareOrderComparator.sort(filterDefs);
        for (IWebFilterDef filterDef : filterDefs) {
            if (filterDef.support(this.getClass())) {
                innerFilters.add(filterDef.getFilterInstance());
            }
        }
    }
    handleInnerFilters(innerFilters);
    innerFilters.forEach((filter) -> {
        if (filter instanceof EnvironmentAware) {
            ((EnvironmentAware) filter).setEnvironment(this.getEnvironment());
        }
    });
    compositeFilter.setFilters(innerFilters);
    if (getFilterConfig() != null) {
        //web容器启动
        compositeFilter.init(getFilterConfig());
    } else {
        //非容器自启动
        innerFilters.forEach((filter) -> {
            if (filter instanceof InitializingBean) {
                try {
                    ((InitializingBean) filter).afterPropertiesSet();
                } catch (Exception e) {
                    log.warn(filter.getClass().getName() + "初始化错误", e);
                }
            }
        });
    }

}
 

@Override
protected void initFilterBean() throws ServletException {
    super.initFilterBean();
    List<Filter> innerFilters = new ArrayList<Filter>(1);
    if (!CollectionUtils.isEmpty(filterDefs)) {
        // 按order注解定义优先级处理
        AnnotationAwareOrderComparator.sort(filterDefs);
        for (IWebFilterDef filterDef : filterDefs) {
            if (filterDef.support(this.getClass())) {
                innerFilters.add(filterDef.getFilterInstance());
            }
        }
    }
    handleInnerFilters(innerFilters);
    innerFilters.forEach((filter) -> {
        if (filter instanceof EnvironmentAware) {
            ((EnvironmentAware) filter).setEnvironment(this.getEnvironment());
        }
    });
    compositeFilter.setFilters(innerFilters);
    if (getFilterConfig() != null) {
        //web容器启动
        compositeFilter.init(getFilterConfig());
    } else {
        //非容器自启动
        innerFilters.forEach((filter) -> {
            if (filter instanceof InitializingBean) {
                try {
                    ((InitializingBean) filter).afterPropertiesSet();
                } catch (Exception e) {
                    log.warn(filter.getClass().getName() + "初始化错误", e);
                }
            }
        });
    }

}
 

private void wireAwareObjects(Object bean) {
    if (bean instanceof EnvironmentAware) {
        ((EnvironmentAware) bean).setEnvironment(environmentProvider.get());
    }
    if (bean instanceof BeanFactoryAware) {
        ((BeanFactoryAware) bean).setBeanFactory(beanFactoryProvider.get());
    }
    if (bean instanceof ApplicationContextAware) {
        ((ApplicationContextAware) bean).setApplicationContext(applicationContextProvider.get());
    }
}
 

/**
 * Configures a reference to the {@link Environment} used to access the configuration for the behavior of
 * the cache data import.
 *
 * @param environment {@link Environment} used to access context specific configuration for the cache data import.
 * @see org.springframework.core.env.Environment
 */
@Override
public void setEnvironment(Environment environment) {

	this.environment = environment;

	CacheDataImporterExporter importerExporter = getCacheDataImporterExporter();

	if (environment != null && importerExporter instanceof EnvironmentAware) {
		((EnvironmentAware) importerExporter).setEnvironment(environment);
	}
}
 

/**
 * Configure the factory's standard context characteristics,
 * such as the context's ClassLoader and post-processors.
 * @param beanFactory the BeanFactory to configure
 */
protected void prepareBeanFactory(ConfigurableListableBeanFactory beanFactory) {
	// Tell the internal bean factory to use the context's class loader etc.
	beanFactory.setBeanClassLoader(getClassLoader());
	beanFactory.setBeanExpressionResolver(new StandardBeanExpressionResolver(beanFactory.getBeanClassLoader()));
	beanFactory.addPropertyEditorRegistrar(new ResourceEditorRegistrar(this, getEnvironment()));

	// Configure the bean factory with context callbacks.
	beanFactory.addBeanPostProcessor(new ApplicationContextAwareProcessor(this));
	beanFactory.ignoreDependencyInterface(ResourceLoaderAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationEventPublisherAware.class);
	beanFactory.ignoreDependencyInterface(MessageSourceAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationContextAware.class);
	beanFactory.ignoreDependencyInterface(EnvironmentAware.class);

	// BeanFactory interface not registered as resolvable type in a plain factory.
	// MessageSource registered (and found for autowiring) as a bean.
	beanFactory.registerResolvableDependency(BeanFactory.class, beanFactory);
	beanFactory.registerResolvableDependency(ResourceLoader.class, this);
	beanFactory.registerResolvableDependency(ApplicationEventPublisher.class, this);
	beanFactory.registerResolvableDependency(ApplicationContext.class, this);

	// Detect a LoadTimeWeaver and prepare for weaving, if found.
	if (beanFactory.containsBean(LOAD_TIME_WEAVER_BEAN_NAME)) {
		beanFactory.addBeanPostProcessor(new LoadTimeWeaverAwareProcessor(beanFactory));
		// Set a temporary ClassLoader for type matching.
		beanFactory.setTempClassLoader(new ContextTypeMatchClassLoader(beanFactory.getBeanClassLoader()));
	}

	// Register default environment beans.
	if (!beanFactory.containsLocalBean(ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(ENVIRONMENT_BEAN_NAME, getEnvironment());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_PROPERTIES_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_PROPERTIES_BEAN_NAME, getEnvironment().getSystemProperties());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_ENVIRONMENT_BEAN_NAME, getEnvironment().getSystemEnvironment());
	}
}
 

@Override
public Object postProcessBeforeInitialization(final Object bean, String beanName) throws BeansException {
	AccessControlContext acc = null;

	if (System.getSecurityManager() != null &&
			(bean instanceof EnvironmentAware || bean instanceof EmbeddedValueResolverAware ||
					bean instanceof ResourceLoaderAware || bean instanceof ApplicationEventPublisherAware ||
					bean instanceof MessageSourceAware || bean instanceof ApplicationContextAware)) {
		
		acc = this.applicationContext.getBeanFactory().getAccessControlContext();
	}

	if (acc != null) {
		AccessController.doPrivileged(new PrivilegedAction<Object>() {
			@Override
			public Object run() {
				invokeAwareInterfaces(bean);
				return null;
			}
		}, acc);
	}
	else {
		invokeAwareInterfaces(bean);
	}

	return bean;
}
 

@Override
public PropertySource<?> locate(Environment environment) {

	if (this.propertySourceLocatorConfiguration instanceof EnvironmentAware) {
		((EnvironmentAware) this.propertySourceLocatorConfiguration)
				.setEnvironment(environment);
	}

	CompositePropertySource propertySource = createCompositePropertySource(
			environment);
	initialize(propertySource);

	return propertySource;
}
 

@Override
public void setEnvironment(Environment environment) {

	for (PropertySourceLocatorConfiguration configuration : this.configurations) {
		if (configuration instanceof EnvironmentAware) {
			((EnvironmentAware) configuration).setEnvironment(environment);
		}
	}
}
 

/**
 * Configure the factory's standard context characteristics,
 * such as the context's ClassLoader and post-processors.
 * @param beanFactory the BeanFactory to configure
 */
protected void prepareBeanFactory(ConfigurableListableBeanFactory beanFactory) {
	// Tell the internal bean factory to use the context's class loader etc.
	beanFactory.setBeanClassLoader(getClassLoader());
	beanFactory.setBeanExpressionResolver(new StandardBeanExpressionResolver(beanFactory.getBeanClassLoader()));
	beanFactory.addPropertyEditorRegistrar(new ResourceEditorRegistrar(this, getEnvironment()));

	// Configure the bean factory with context callbacks.
	// 这一步中，给 beanFactory 注册了个 beanPostProcessor，后处理器的类型是 ApplicationContextAwareProcessor
	beanFactory.addBeanPostProcessor(new ApplicationContextAwareProcessor(this));
	beanFactory.ignoreDependencyInterface(EnvironmentAware.class);
	beanFactory.ignoreDependencyInterface(EmbeddedValueResolverAware.class);
	beanFactory.ignoreDependencyInterface(ResourceLoaderAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationEventPublisherAware.class);
	beanFactory.ignoreDependencyInterface(MessageSourceAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationContextAware.class);

	// BeanFactory interface not registered as resolvable type in a plain factory.
	// MessageSource registered (and found for autowiring) as a bean.
	beanFactory.registerResolvableDependency(BeanFactory.class, beanFactory);
	beanFactory.registerResolvableDependency(ResourceLoader.class, this);
	beanFactory.registerResolvableDependency(ApplicationEventPublisher.class, this);
	beanFactory.registerResolvableDependency(ApplicationContext.class, this);

	// Register early post-processor for detecting inner beans as ApplicationListeners.
	beanFactory.addBeanPostProcessor(new ApplicationListenerDetector(this));

	// Detect a LoadTimeWeaver and prepare for weaving, if found.
	if (beanFactory.containsBean(LOAD_TIME_WEAVER_BEAN_NAME)) {
		beanFactory.addBeanPostProcessor(new LoadTimeWeaverAwareProcessor(beanFactory));
		// Set a temporary ClassLoader for type matching.
		beanFactory.setTempClassLoader(new ContextTypeMatchClassLoader(beanFactory.getBeanClassLoader()));
	}

	// Register default environment beans.
	if (!beanFactory.containsLocalBean(ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(ENVIRONMENT_BEAN_NAME, getEnvironment());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_PROPERTIES_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_PROPERTIES_BEAN_NAME, getEnvironment().getSystemProperties());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_ENVIRONMENT_BEAN_NAME, getEnvironment().getSystemEnvironment());
	}
}
 

/**
 * Configure the factory's standard context characteristics,
 * such as the context's ClassLoader and post-processors.
 * @param beanFactory the BeanFactory to configure
 */
protected void prepareBeanFactory(ConfigurableListableBeanFactory beanFactory) {
	// Tell the internal bean factory to use the context's class loader etc.
	beanFactory.setBeanClassLoader(getClassLoader());
	beanFactory.setBeanExpressionResolver(new StandardBeanExpressionResolver(beanFactory.getBeanClassLoader()));
	beanFactory.addPropertyEditorRegistrar(new ResourceEditorRegistrar(this, getEnvironment()));

	// Configure the bean factory with context callbacks.
	beanFactory.addBeanPostProcessor(new ApplicationContextAwareProcessor(this));
	beanFactory.ignoreDependencyInterface(EnvironmentAware.class);
	beanFactory.ignoreDependencyInterface(EmbeddedValueResolverAware.class);
	beanFactory.ignoreDependencyInterface(ResourceLoaderAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationEventPublisherAware.class);
	beanFactory.ignoreDependencyInterface(MessageSourceAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationContextAware.class);

	// BeanFactory interface not registered as resolvable type in a plain factory.
	// MessageSource registered (and found for autowiring) as a bean.
	beanFactory.registerResolvableDependency(BeanFactory.class, beanFactory);
	beanFactory.registerResolvableDependency(ResourceLoader.class, this);
	beanFactory.registerResolvableDependency(ApplicationEventPublisher.class, this);
	beanFactory.registerResolvableDependency(ApplicationContext.class, this);

	// Register early post-processor for detecting inner beans as ApplicationListeners.
	beanFactory.addBeanPostProcessor(new ApplicationListenerDetector(this));

	// Detect a LoadTimeWeaver and prepare for weaving, if found.
	if (beanFactory.containsBean(LOAD_TIME_WEAVER_BEAN_NAME)) {
		beanFactory.addBeanPostProcessor(new LoadTimeWeaverAwareProcessor(beanFactory));
		// Set a temporary ClassLoader for type matching.
		beanFactory.setTempClassLoader(new ContextTypeMatchClassLoader(beanFactory.getBeanClassLoader()));
	}

	// Register default environment beans.
	if (!beanFactory.containsLocalBean(ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(ENVIRONMENT_BEAN_NAME, getEnvironment());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_PROPERTIES_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_PROPERTIES_BEAN_NAME, getEnvironment().getSystemProperties());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_ENVIRONMENT_BEAN_NAME, getEnvironment().getSystemEnvironment());
	}
}
 

/**
 * Configure the factory's standard context characteristics,
 * such as the context's ClassLoader and post-processors.
 * @param beanFactory the BeanFactory to configure
 */
protected void prepareBeanFactory(ConfigurableListableBeanFactory beanFactory) {
	// Tell the internal bean factory to use the context's class loader etc.
	beanFactory.setBeanClassLoader(getClassLoader());
	beanFactory.setBeanExpressionResolver(new StandardBeanExpressionResolver(beanFactory.getBeanClassLoader()));
	beanFactory.addPropertyEditorRegistrar(new ResourceEditorRegistrar(this, getEnvironment()));

	// Configure the bean factory with context callbacks.
	beanFactory.addBeanPostProcessor(new ApplicationContextAwareProcessor(this));
	beanFactory.ignoreDependencyInterface(EnvironmentAware.class);
	beanFactory.ignoreDependencyInterface(EmbeddedValueResolverAware.class);
	beanFactory.ignoreDependencyInterface(ResourceLoaderAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationEventPublisherAware.class);
	beanFactory.ignoreDependencyInterface(MessageSourceAware.class);
	beanFactory.ignoreDependencyInterface(ApplicationContextAware.class);

	// BeanFactory interface not registered as resolvable type in a plain factory.
	// MessageSource registered (and found for autowiring) as a bean.
	beanFactory.registerResolvableDependency(BeanFactory.class, beanFactory);
	beanFactory.registerResolvableDependency(ResourceLoader.class, this);
	beanFactory.registerResolvableDependency(ApplicationEventPublisher.class, this);
	beanFactory.registerResolvableDependency(ApplicationContext.class, this);

	// Register early post-processor for detecting inner beans as ApplicationListeners.
	beanFactory.addBeanPostProcessor(new ApplicationListenerDetector(this));

	// Detect a LoadTimeWeaver and prepare for weaving, if found.
	if (beanFactory.containsBean(LOAD_TIME_WEAVER_BEAN_NAME)) {
		beanFactory.addBeanPostProcessor(new LoadTimeWeaverAwareProcessor(beanFactory));
		// Set a temporary ClassLoader for type matching.
		beanFactory.setTempClassLoader(new ContextTypeMatchClassLoader(beanFactory.getBeanClassLoader()));
	}

	// Register default environment beans.
	if (!beanFactory.containsLocalBean(ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(ENVIRONMENT_BEAN_NAME, getEnvironment());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_PROPERTIES_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_PROPERTIES_BEAN_NAME, getEnvironment().getSystemProperties());
	}
	if (!beanFactory.containsLocalBean(SYSTEM_ENVIRONMENT_BEAN_NAME)) {
		beanFactory.registerSingleton(SYSTEM_ENVIRONMENT_BEAN_NAME, getEnvironment().getSystemEnvironment());
	}
}