Example usage for org.springframework.beans.factory.annotation RequiredAnnotationBeanPostProcessor SKIP_REQUIRED_CHECK_ATTRIBUTE

Introduction

In this page you can find the example usage for org.springframework.beans.factory.annotation RequiredAnnotationBeanPostProcessor SKIP_REQUIRED_CHECK_ATTRIBUTE.

Prototype

String SKIP_REQUIRED_CHECK_ATTRIBUTE

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Document

Bean definition attribute that may indicate whether a given bean is supposed to be skipped when performing this post-processor's required property check.

Usage

From source file:org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.java

/**
 * Read the given {@link BeanMethod}, registering bean definitions
 * with the BeanDefinitionRegistry based on its contents.
 *//*from  w ww  .ja v  a  2s  .  c o  m*/
private void loadBeanDefinitionsForBeanMethod(BeanMethod beanMethod) {
    ConfigurationClass configClass = beanMethod.getConfigurationClass();
    MethodMetadata metadata = beanMethod.getMetadata();
    String methodName = metadata.getMethodName();

    // Do we need to mark the bean as skipped by its condition?
    if (this.conditionEvaluator.shouldSkip(metadata, ConfigurationPhase.REGISTER_BEAN)) {
        configClass.skippedBeanMethods.add(methodName);
        return;
    }
    if (configClass.skippedBeanMethods.contains(methodName)) {
        return;
    }

    AnnotationAttributes bean = AnnotationConfigUtils.attributesFor(metadata, Bean.class);
    Assert.state(bean != null, "No @Bean annotation attributes");

    // Consider name and any aliases
    List<String> names = new ArrayList<>(Arrays.asList(bean.getStringArray("name")));
    String beanName = (!names.isEmpty() ? names.remove(0) : methodName);

    // Register aliases even when overridden
    for (String alias : names) {
        this.registry.registerAlias(beanName, alias);
    }

    // Has this effectively been overridden before (e.g. via XML)?
    if (isOverriddenByExistingDefinition(beanMethod, beanName)) {
        if (beanName.equals(beanMethod.getConfigurationClass().getBeanName())) {
            throw new BeanDefinitionStoreException(
                    beanMethod.getConfigurationClass().getResource().getDescription(), beanName,
                    "Bean name derived from @Bean method '" + beanMethod.getMetadata().getMethodName()
                            + "' clashes with bean name for containing configuration class; please make those names unique!");
        }
        return;
    }

    ConfigurationClassBeanDefinition beanDef = new ConfigurationClassBeanDefinition(configClass, metadata);
    beanDef.setResource(configClass.getResource());
    beanDef.setSource(this.sourceExtractor.extractSource(metadata, configClass.getResource()));

    if (metadata.isStatic()) {
        // static @Bean method
        beanDef.setBeanClassName(configClass.getMetadata().getClassName());
        beanDef.setFactoryMethodName(methodName);
    } else {
        // instance @Bean method
        beanDef.setFactoryBeanName(configClass.getBeanName());
        beanDef.setUniqueFactoryMethodName(methodName);
    }
    beanDef.setAutowireMode(RootBeanDefinition.AUTOWIRE_CONSTRUCTOR);
    beanDef.setAttribute(RequiredAnnotationBeanPostProcessor.SKIP_REQUIRED_CHECK_ATTRIBUTE, Boolean.TRUE);

    AnnotationConfigUtils.processCommonDefinitionAnnotations(beanDef, metadata);

    Autowire autowire = bean.getEnum("autowire");
    if (autowire.isAutowire()) {
        beanDef.setAutowireMode(autowire.value());
    }

    String initMethodName = bean.getString("initMethod");
    if (StringUtils.hasText(initMethodName)) {
        beanDef.setInitMethodName(initMethodName);
    }

    String destroyMethodName = bean.getString("destroyMethod");
    beanDef.setDestroyMethodName(destroyMethodName);

    // Consider scoping
    ScopedProxyMode proxyMode = ScopedProxyMode.NO;
    AnnotationAttributes attributes = AnnotationConfigUtils.attributesFor(metadata, Scope.class);
    if (attributes != null) {
        beanDef.setScope(attributes.getString("value"));
        proxyMode = attributes.getEnum("proxyMode");
        if (proxyMode == ScopedProxyMode.DEFAULT) {
            proxyMode = ScopedProxyMode.NO;
        }
    }

    // Replace the original bean definition with the target one, if necessary
    BeanDefinition beanDefToRegister = beanDef;
    if (proxyMode != ScopedProxyMode.NO) {
        BeanDefinitionHolder proxyDef = ScopedProxyCreator.createScopedProxy(
                new BeanDefinitionHolder(beanDef, beanName), this.registry,
                proxyMode == ScopedProxyMode.TARGET_CLASS);
        beanDefToRegister = new ConfigurationClassBeanDefinition(
                (RootBeanDefinition) proxyDef.getBeanDefinition(), configClass, metadata);
    }

    if (logger.isDebugEnabled()) {
        logger.debug(String.format("Registering bean definition for @Bean method %s.%s()",
                configClass.getMetadata().getClassName(), beanName));
    }

    this.registry.registerBeanDefinition(beanName, beanDefToRegister);
}

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