Example usage for org.springframework.beans.factory.wiring BeanWiringInfoResolver resolveWiringInfo

Introduction

In this page you can find the example usage for org.springframework.beans.factory.wiring BeanWiringInfoResolver resolveWiringInfo.

Prototype

@Nullable
BeanWiringInfo resolveWiringInfo(Object beanInstance);

Source Link

Document

Resolve the BeanWiringInfo for the given bean instance.

Usage

From source file:org.springframework.beans.factory.wiring.BeanConfigurerSupport.java

/**
 * Configure the bean instance.//from  w  w w. j a  v  a2 s. c om
 * <p>Subclasses can override this to provide custom configuration logic.
 * Typically called by an aspect, for all bean instances matched by a pointcut.
 * @param beanInstance the bean instance to configure (must <b>not</b> be {@code null})
 */
public void configureBean(Object beanInstance) {
    if (this.beanFactory == null) {
        if (logger.isDebugEnabled()) {
            logger.debug("BeanFactory has not been set on " + ClassUtils.getShortName(getClass()) + ": "
                    + "Make sure this configurer runs in a Spring container. Unable to configure bean of type ["
                    + ClassUtils.getDescriptiveType(beanInstance) + "]. Proceeding without injection.");
        }
        return;
    }

    BeanWiringInfoResolver bwiResolver = this.beanWiringInfoResolver;
    Assert.state(bwiResolver != null, "No BeanWiringInfoResolver available");
    BeanWiringInfo bwi = bwiResolver.resolveWiringInfo(beanInstance);
    if (bwi == null) {
        // Skip the bean if no wiring info given.
        return;
    }

    ConfigurableListableBeanFactory beanFactory = this.beanFactory;
    Assert.state(beanFactory != null, "No BeanFactory available");
    try {
        if (bwi.indicatesAutowiring() || (bwi.isDefaultBeanName() && bwi.getBeanName() != null
                && !beanFactory.containsBean(bwi.getBeanName()))) {
            // Perform autowiring (also applying standard factory / post-processor callbacks).
            beanFactory.autowireBeanProperties(beanInstance, bwi.getAutowireMode(), bwi.getDependencyCheck());
            beanFactory.initializeBean(beanInstance, bwi.getBeanName());
        } else {
            // Perform explicit wiring based on the specified bean definition.
            beanFactory.configureBean(beanInstance, bwi.getBeanName());
        }
    } catch (BeanCreationException ex) {
        Throwable rootCause = ex.getMostSpecificCause();
        if (rootCause instanceof BeanCurrentlyInCreationException) {
            BeanCreationException bce = (BeanCreationException) rootCause;
            String bceBeanName = bce.getBeanName();
            if (bceBeanName != null && beanFactory.isCurrentlyInCreation(bceBeanName)) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Failed to create target bean '" + bce.getBeanName()
                            + "' while configuring object of type [" + beanInstance.getClass().getName()
                            + "] - probably due to a circular reference. This is a common startup situation "
                            + "and usually not fatal. Proceeding without injection. Original exception: " + ex);
                }
                return;
            }
        }
        throw ex;
    }
}

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