Example usage for org.springframework.beans.factory.config ConfigurableListableBeanFactory addBeanPostProcessor

Introduction

In this page you can find the example usage for org.springframework.beans.factory.config ConfigurableListableBeanFactory addBeanPostProcessor.

Prototype

void addBeanPostProcessor(BeanPostProcessor beanPostProcessor);

Source Link

Document

Add a new BeanPostProcessor that will get applied to beans created by this factory.

Usage

From source file:org.springframework.context.support.PostProcessorRegistrationDelegate.java

public static void registerBeanPostProcessors(ConfigurableListableBeanFactory beanFactory,
        AbstractApplicationContext applicationContext) {

    String[] postProcessorNames = beanFactory.getBeanNamesForType(BeanPostProcessor.class, true, false);

    // Register BeanPostProcessorChecker that logs an info message when
    // a bean is created during BeanPostProcessor instantiation, i.e. when
    // a bean is not eligible for getting processed by all BeanPostProcessors.
    int beanProcessorTargetCount = beanFactory.getBeanPostProcessorCount() + 1 + postProcessorNames.length;
    beanFactory.addBeanPostProcessor(new BeanPostProcessorChecker(beanFactory, beanProcessorTargetCount));

    // Separate between BeanPostProcessors that implement PriorityOrdered,
    // Ordered, and the rest.
    List<BeanPostProcessor> priorityOrderedPostProcessors = new ArrayList<>();
    List<BeanPostProcessor> internalPostProcessors = new ArrayList<>();
    List<String> orderedPostProcessorNames = new ArrayList<>();
    List<String> nonOrderedPostProcessorNames = new ArrayList<>();
    for (String ppName : postProcessorNames) {
        if (beanFactory.isTypeMatch(ppName, PriorityOrdered.class)) {
            BeanPostProcessor pp = beanFactory.getBean(ppName, BeanPostProcessor.class);
            priorityOrderedPostProcessors.add(pp);
            if (pp instanceof MergedBeanDefinitionPostProcessor) {
                internalPostProcessors.add(pp);
            }//from ww w  . java  2 s  . c  o  m
        } else if (beanFactory.isTypeMatch(ppName, Ordered.class)) {
            orderedPostProcessorNames.add(ppName);
        } else {
            nonOrderedPostProcessorNames.add(ppName);
        }
    }

    // First, register the BeanPostProcessors that implement PriorityOrdered.
    sortPostProcessors(priorityOrderedPostProcessors, beanFactory);
    registerBeanPostProcessors(beanFactory, priorityOrderedPostProcessors);

    // Next, register the BeanPostProcessors that implement Ordered.
    List<BeanPostProcessor> orderedPostProcessors = new ArrayList<>();
    for (String ppName : orderedPostProcessorNames) {
        BeanPostProcessor pp = beanFactory.getBean(ppName, BeanPostProcessor.class);
        orderedPostProcessors.add(pp);
        if (pp instanceof MergedBeanDefinitionPostProcessor) {
            internalPostProcessors.add(pp);
        }
    }
    sortPostProcessors(orderedPostProcessors, beanFactory);
    registerBeanPostProcessors(beanFactory, orderedPostProcessors);

    // Now, register all regular BeanPostProcessors.
    List<BeanPostProcessor> nonOrderedPostProcessors = new ArrayList<>();
    for (String ppName : nonOrderedPostProcessorNames) {
        BeanPostProcessor pp = beanFactory.getBean(ppName, BeanPostProcessor.class);
        nonOrderedPostProcessors.add(pp);
        if (pp instanceof MergedBeanDefinitionPostProcessor) {
            internalPostProcessors.add(pp);
        }
    }
    registerBeanPostProcessors(beanFactory, nonOrderedPostProcessors);

    // Finally, re-register all internal BeanPostProcessors.
    sortPostProcessors(internalPostProcessors, beanFactory);
    registerBeanPostProcessors(beanFactory, internalPostProcessors);

    // Re-register post-processor for detecting inner beans as ApplicationListeners,
    // moving it to the end of the processor chain (for picking up proxies etc).
    beanFactory.addBeanPostProcessor(new ApplicationListenerDetector(applicationContext));
}

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From source file:org.springframework.context.support.PostProcessorRegistrationDelegate.java

/**
 * Register the given BeanPostProcessor beans.
 *//*from w  w  w .  ja  v a  2 s.  co  m*/
private static void registerBeanPostProcessors(ConfigurableListableBeanFactory beanFactory,
        List<BeanPostProcessor> postProcessors) {

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

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From source file:org.springframework.richclient.application.ProgressMonitoringBeanFactoryPostProcessor.java

/**
 * Notifies this instance's associated progress monitor of progress made
 * while processing the given bean factory.
 * //  w w w  . j a  va  2s  .  co  m
 * @param beanFactory the bean factory that is to be processed.
 */
public void postProcessBeanFactory(final ConfigurableListableBeanFactory beanFactory) throws BeansException {

    if (beanFactory == null) {
        return;
    }

    String[] beanNames = beanFactory.getBeanDefinitionNames();
    int singletonBeanCount = 0;

    for (int i = 0; i < beanNames.length; i++) {
        // using beanDefinition to check singleton property because when
        // accessing through
        // context (applicationContext.isSingleton(beanName)), bean will be
        // created already,
        // possibly bypassing other BeanFactoryPostProcessors
        BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanNames[i]);

        if (beanDefinition.isSingleton()) {
            singletonBeanCount++;
        }

    }

    this.progressMonitor.taskStarted(this.loadingAppContextMessage, singletonBeanCount);

    beanFactory.addBeanPostProcessor(new ProgressMonitoringBeanPostProcessor(beanFactory));

}

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From source file:org.springframework.web.struts.ContextLoaderPlugIn.java

/**
 * Instantiate the WebApplicationContext for the ActionServlet, either a default
 * XmlWebApplicationContext or a custom context class if set. This implementation
 * expects custom contexts to implement ConfigurableWebApplicationContext.
 * Can be overridden in subclasses./*from w ww .  j av a  2  s  .c  o m*/
 * @throws org.springframework.beans.BeansException if the context couldn't be initialized
 * @see #setContextClass
 * @see org.springframework.web.context.support.XmlWebApplicationContext
 */
protected WebApplicationContext createWebApplicationContext(WebApplicationContext parent)
        throws BeansException {

    if (logger.isDebugEnabled()) {
        logger.debug("ContextLoaderPlugIn for Struts ActionServlet '" + getServletName() + "', module '"
                + getModulePrefix() + "' will try to create custom WebApplicationContext "
                + "context of class '" + getContextClass().getName() + "', using parent context [" + parent
                + "]");
    }
    if (!ConfigurableWebApplicationContext.class.isAssignableFrom(getContextClass())) {
        throw new ApplicationContextException(
                "Fatal initialization error in ContextLoaderPlugIn for Struts ActionServlet '"
                        + getServletName() + "', module '" + getModulePrefix()
                        + "': custom WebApplicationContext class [" + getContextClass().getName()
                        + "] is not of type ConfigurableWebApplicationContext");
    }

    ConfigurableWebApplicationContext wac = (ConfigurableWebApplicationContext) BeanUtils
            .instantiateClass(getContextClass());
    wac.setParent(parent);
    wac.setServletContext(getServletContext());
    wac.setNamespace(getNamespace());
    if (getContextConfigLocation() != null) {
        wac.setConfigLocations(StringUtils.tokenizeToStringArray(getContextConfigLocation(),
                ConfigurableWebApplicationContext.CONFIG_LOCATION_DELIMITERS));
    }
    wac.addBeanFactoryPostProcessor(new BeanFactoryPostProcessor() {
        public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) {
            beanFactory.addBeanPostProcessor(new ActionServletAwareProcessor(getActionServlet()));
        }
    });
    wac.refresh();
    return wac;
}

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