Java Code Examples for org.springframework.beans.factory.config.BeanDefinition#getFactoryBeanName()

/**
 * @param bf
 * @param reg
 * @param clazz
 * @return
 * @throws ClassNotFoundException
 */
private Class<?> getClassFromFactoryMethod(BeanDefinition bf, BeanDefinitionRegistry reg)
		throws ClassNotFoundException {
	Class<?> clazz = null;
	String factoryBeanName = bf.getFactoryBeanName();
	if (factoryBeanName != null) {
		BeanDefinition factory = reg.getBeanDefinition(factoryBeanName);
		if (factory != null) {
			String factoryClassName = factory.getBeanClassName();
			Class<?> factoryClass = Class.forName(factoryClassName);
			List<Method> methods = new LinkedList<Method>();
			methods.addAll(Arrays.asList(factoryClass.getMethods()));
			methods.addAll(Arrays.asList(factoryClass.getDeclaredMethods()));
			for (Method method : methods) {
				method.setAccessible(true);
				if (method.getName().equals(bf.getFactoryMethodName())) {
					clazz = method.getReturnType();
					break;
				}
			}
		}
	}
	return clazz;
}
 

/**
 * Check whether the given bean definition is not subject to the annotation-based
 * required property check as performed by this post-processor.
 * <p>The default implementations check for the presence of the
 * {@link #SKIP_REQUIRED_CHECK_ATTRIBUTE} attribute in the bean definition, if any.
 * It also suggests skipping in case of a bean definition with a "factory-bean"
 * reference set, assuming that instance-based factories pre-populate the bean.
 * @param beanFactory the BeanFactory to check against
 * @param beanName the name of the bean to check against
 * @return {@code true} to skip the bean; {@code false} to process it
 */
protected boolean shouldSkip(@Nullable ConfigurableListableBeanFactory beanFactory, String beanName) {
	if (beanFactory == null || !beanFactory.containsBeanDefinition(beanName)) {
		return false;
	}
	BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanName);
	if (beanDefinition.getFactoryBeanName() != null) {
		return true;
	}
	Object value = beanDefinition.getAttribute(SKIP_REQUIRED_CHECK_ATTRIBUTE);
	return (value != null && (Boolean.TRUE.equals(value) || Boolean.valueOf(value.toString())));
}
 

/**
 * Generate a bean name for the given bean definition, unique within the
 * given bean factory.
 * @param definition the bean definition to generate a bean name for
 * @param registry the bean factory that the definition is going to be
 * registered with (to check for existing bean names)
 * @param isInnerBean whether the given bean definition will be registered
 * as inner bean or as top-level bean (allowing for special name generation
 * for inner beans versus top-level beans)
 * @return the generated bean name
 * @throws BeanDefinitionStoreException if no unique name can be generated
 * for the given bean definition
 */
public static String generateBeanName(
		BeanDefinition definition, BeanDefinitionRegistry registry, boolean isInnerBean)
		throws BeanDefinitionStoreException {

	String generatedBeanName = definition.getBeanClassName();
	if (generatedBeanName == null) {
		if (definition.getParentName() != null) {
			generatedBeanName = definition.getParentName() + "$child";
		}
		else if (definition.getFactoryBeanName() != null) {
			generatedBeanName = definition.getFactoryBeanName() + "$created";
		}
	}
	if (!StringUtils.hasText(generatedBeanName)) {
		throw new BeanDefinitionStoreException("Unnamed bean definition specifies neither " +
				"'class' nor 'parent' nor 'factory-bean' - can't generate bean name");
	}

	String id = generatedBeanName;
	if (isInnerBean) {
		// Inner bean: generate identity hashcode suffix.
		id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + ObjectUtils.getIdentityHexString(definition);
	}
	else {
		// Top-level bean: use plain class name with unique suffix if necessary.
		return uniqueBeanName(generatedBeanName, registry);
	}
	return id;
}
 

/**
 * Check whether the given bean definition is not subject to the annotation-based
 * required property check as performed by this post-processor.
 * <p>The default implementations check for the presence of the
 * {@link #SKIP_REQUIRED_CHECK_ATTRIBUTE} attribute in the bean definition, if any.
 * It also suggests skipping in case of a bean definition with a "factory-bean"
 * reference set, assuming that instance-based factories pre-populate the bean.
 * @param beanFactory the BeanFactory to check against
 * @param beanName the name of the bean to check against
 * @return {@code true} to skip the bean; {@code false} to process it
 */
protected boolean shouldSkip(@Nullable ConfigurableListableBeanFactory beanFactory, String beanName) {
	if (beanFactory == null || !beanFactory.containsBeanDefinition(beanName)) {
		return false;
	}
	BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanName);
	if (beanDefinition.getFactoryBeanName() != null) {
		return true;
	}
	Object value = beanDefinition.getAttribute(SKIP_REQUIRED_CHECK_ATTRIBUTE);
	return (value != null && (Boolean.TRUE.equals(value) || Boolean.valueOf(value.toString())));
}
 

/**
 * Generate a bean name for the given bean definition, unique within the
 * given bean factory.
 * @param definition the bean definition to generate a bean name for
 * @param registry the bean factory that the definition is going to be
 * registered with (to check for existing bean names)
 * @param isInnerBean whether the given bean definition will be registered
 * as inner bean or as top-level bean (allowing for special name generation
 * for inner beans versus top-level beans)
 * @return the generated bean name
 * @throws BeanDefinitionStoreException if no unique name can be generated
 * for the given bean definition
 */
public static String generateBeanName(
		BeanDefinition definition, BeanDefinitionRegistry registry, boolean isInnerBean)
		throws BeanDefinitionStoreException {

	String generatedBeanName = definition.getBeanClassName();
	if (generatedBeanName == null) {
		if (definition.getParentName() != null) {
			generatedBeanName = definition.getParentName() + "$child";
		}
		else if (definition.getFactoryBeanName() != null) {
			generatedBeanName = definition.getFactoryBeanName() + "$created";
		}
	}
	if (!StringUtils.hasText(generatedBeanName)) {
		throw new BeanDefinitionStoreException("Unnamed bean definition specifies neither " +
				"'class' nor 'parent' nor 'factory-bean' - can't generate bean name");
	}

	String id = generatedBeanName;
	if (isInnerBean) {
		// Inner bean: generate identity hashcode suffix.
		id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + ObjectUtils.getIdentityHexString(definition);
	}
	else {
		// Top-level bean: use plain class name with unique suffix if necessary.
		return uniqueBeanName(generatedBeanName, registry);
	}
	return id;
}
 

@Override
public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory)
        throws BeansException {
    this.beanFactory = beanFactory;
    for (String name : beanFactory.getBeanDefinitionNames()) {
        BeanDefinition definition = beanFactory.getBeanDefinition(name);
        String method = definition.getFactoryMethodName();
        String bean = definition.getFactoryBeanName();
        if (method != null && bean != null) {
            this.beansFactoryMetadata.put(name, new FactoryMetadata(bean, method));
        }
    }
}
 

/**
 * Check whether the given bean definition is not subject to the annotation-based
 * required property check as performed by this post-processor.
 * <p>The default implementations check for the presence of the
 * {@link #SKIP_REQUIRED_CHECK_ATTRIBUTE} attribute in the bean definition, if any.
 * It also suggests skipping in case of a bean definition with a "factory-bean"
 * reference set, assuming that instance-based factories pre-populate the bean.
 * @param beanFactory the BeanFactory to check against
 * @param beanName the name of the bean to check against
 * @return {@code true} to skip the bean; {@code false} to process it
 */
protected boolean shouldSkip(ConfigurableListableBeanFactory beanFactory, String beanName) {
	if (beanFactory == null || !beanFactory.containsBeanDefinition(beanName)) {
		return false;
	}
	BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanName);
	if (beanDefinition.getFactoryBeanName() != null) {
		return true;
	}
	Object value = beanDefinition.getAttribute(SKIP_REQUIRED_CHECK_ATTRIBUTE);
	return (value != null && (Boolean.TRUE.equals(value) || Boolean.valueOf(value.toString())));
}
 

/**
 * Generate a bean name for the given bean definition, unique within the
 * given bean factory.
 * @param definition the bean definition to generate a bean name for
 * @param registry the bean factory that the definition is going to be
 * registered with (to check for existing bean names)
 * @param isInnerBean whether the given bean definition will be registered
 * as inner bean or as top-level bean (allowing for special name generation
 * for inner beans versus top-level beans)
 * @return the generated bean name
 * @throws BeanDefinitionStoreException if no unique name can be generated
 * for the given bean definition
 */
public static String generateBeanName(
		BeanDefinition definition, BeanDefinitionRegistry registry, boolean isInnerBean)
		throws BeanDefinitionStoreException {

	String generatedBeanName = definition.getBeanClassName();
	if (generatedBeanName == null) {
		if (definition.getParentName() != null) {
			generatedBeanName = definition.getParentName() + "$child";
		}
		else if (definition.getFactoryBeanName() != null) {
			generatedBeanName = definition.getFactoryBeanName() + "$created";
		}
	}
	if (!StringUtils.hasText(generatedBeanName)) {
		throw new BeanDefinitionStoreException("Unnamed bean definition specifies neither " +
				"'class' nor 'parent' nor 'factory-bean' - can't generate bean name");
	}

	String id = generatedBeanName;
	if (isInnerBean) {
		// Inner bean: generate identity hashcode suffix.
		id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + ObjectUtils.getIdentityHexString(definition);
	}
	else {
		// Top-level bean: use plain class name.
		// Increase counter until the id is unique.
		int counter = -1;
		while (counter == -1 || registry.containsBeanDefinition(id)) {
			counter++;
			id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + counter;
		}
	}
	return id;
}
 

/**
 * Check whether the given bean definition is not subject to the annotation-based
 * required property check as performed by this post-processor.
 * <p>The default implementations check for the presence of the
 * {@link #SKIP_REQUIRED_CHECK_ATTRIBUTE} attribute in the bean definition, if any.
 * It also suggests skipping in case of a bean definition with a "factory-bean"
 * reference set, assuming that instance-based factories pre-populate the bean.
 * @param beanFactory the BeanFactory to check against
 * @param beanName the name of the bean to check against
 * @return {@code true} to skip the bean; {@code false} to process it
 */
protected boolean shouldSkip(ConfigurableListableBeanFactory beanFactory, String beanName) {
	if (beanFactory == null || !beanFactory.containsBeanDefinition(beanName)) {
		return false;
	}
	BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanName);
	if (beanDefinition.getFactoryBeanName() != null) {
		return true;
	}
	Object value = beanDefinition.getAttribute(SKIP_REQUIRED_CHECK_ATTRIBUTE);
	return (value != null && (Boolean.TRUE.equals(value) || Boolean.valueOf(value.toString())));
}
 

/**
 * Generate a bean name for the given bean definition, unique within the
 * given bean factory.
 * @param definition the bean definition to generate a bean name for
 * @param registry the bean factory that the definition is going to be
 * registered with (to check for existing bean names)
 * @param isInnerBean whether the given bean definition will be registered
 * as inner bean or as top-level bean (allowing for special name generation
 * for inner beans versus top-level beans)
 * @return the generated bean name
 * @throws BeanDefinitionStoreException if no unique name can be generated
 * for the given bean definition
 */
public static String generateBeanName(
		BeanDefinition definition, BeanDefinitionRegistry registry, boolean isInnerBean)
		throws BeanDefinitionStoreException {

	String generatedBeanName = definition.getBeanClassName();
	if (generatedBeanName == null) {
		if (definition.getParentName() != null) {
			generatedBeanName = definition.getParentName() + "$child";
		}
		else if (definition.getFactoryBeanName() != null) {
			generatedBeanName = definition.getFactoryBeanName() + "$created";
		}
	}
	if (!StringUtils.hasText(generatedBeanName)) {
		throw new BeanDefinitionStoreException("Unnamed bean definition specifies neither " +
				"'class' nor 'parent' nor 'factory-bean' - can't generate bean name");
	}

	String id = generatedBeanName;
	if (isInnerBean) {
		// Inner bean: generate identity hashcode suffix.
		id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + ObjectUtils.getIdentityHexString(definition);
	}
	else {
		// Top-level bean: use plain class name.
		// Increase counter until the id is unique.
		int counter = -1;
		while (counter == -1 || registry.containsBeanDefinition(id)) {
			counter++;
			id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + counter;
		}
	}
	return id;
}
 

/**
 * Check whether the given bean definition is not subject to the annotation-based
 * required property check as performed by this post-processor.
 * <p>The default implementations check for the presence of the
 * {@link #SKIP_REQUIRED_CHECK_ATTRIBUTE} attribute in the bean definition, if any.
 * It also suggests skipping in case of a bean definition with a "factory-bean"
 * reference set, assuming that instance-based factories pre-populate the bean.
 * @param beanFactory the BeanFactory to check against
 * @param beanName the name of the bean to check against
 * @return {@code true} to skip the bean; {@code false} to process it
 */
protected boolean shouldSkip(ConfigurableListableBeanFactory beanFactory, String beanName) {
	if (beanFactory == null || !beanFactory.containsBeanDefinition(beanName)) {
		return false;
	}
	BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanName);
	if (beanDefinition.getFactoryBeanName() != null) {
		return true;
	}
	Object value = beanDefinition.getAttribute(SKIP_REQUIRED_CHECK_ATTRIBUTE);
	return (value != null && (Boolean.TRUE.equals(value) || Boolean.valueOf(value.toString())));
}
 

/**
 * Generate a bean name for the given bean definition, unique within the
 * given bean factory.
 * @param definition the bean definition to generate a bean name for
 * @param registry the bean factory that the definition is going to be
 * registered with (to check for existing bean names)
 * @param isInnerBean whether the given bean definition will be registered
 * as inner bean or as top-level bean (allowing for special name generation
 * for inner beans versus top-level beans)
 * @return the generated bean name
 * @throws BeanDefinitionStoreException if no unique name can be generated
 * for the given bean definition
 */
public static String generateBeanName(
		BeanDefinition definition, BeanDefinitionRegistry registry, boolean isInnerBean)
		throws BeanDefinitionStoreException {

	String generatedBeanName = definition.getBeanClassName();
	if (generatedBeanName == null) {
		if (definition.getParentName() != null) {
			generatedBeanName = definition.getParentName() + "$child";
		}
		else if (definition.getFactoryBeanName() != null) {
			generatedBeanName = definition.getFactoryBeanName() + "$created";
		}
	}
	if (!StringUtils.hasText(generatedBeanName)) {
		throw new BeanDefinitionStoreException("Unnamed bean definition specifies neither " +
				"'class' nor 'parent' nor 'factory-bean' - can't generate bean name");
	}

	String id = generatedBeanName;
	if (isInnerBean) {
		// Inner bean: generate identity hashcode suffix.
		id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + ObjectUtils.getIdentityHexString(definition);
	}
	else {
		// Top-level bean: use plain class name.
		// Increase counter until the id is unique.
		int counter = -1;
		while (counter == -1 || registry.containsBeanDefinition(id)) {
			counter++;
			id = generatedBeanName + GENERATED_BEAN_NAME_SEPARATOR + counter;
		}
	}
	return id;
}
 

private static Class<?> resolveBeanType(ConfigurableListableBeanFactory beanFactory, BeanDefinition beanDefinition) {

        String factoryBeanName = beanDefinition.getFactoryBeanName();

        ClassLoader classLoader = beanFactory.getBeanClassLoader();

        Class<?> beanType = null;

        if (StringUtils.hasText(factoryBeanName)) {

            beanType = getFactoryBeanType(beanFactory, beanDefinition);

        }

        if (beanType == null) {

            String beanClassName = beanDefinition.getBeanClassName();

            if (StringUtils.hasText(beanClassName)) {

                beanType = resolveBeanType(beanClassName, classLoader);

            }

        }

        if (beanType == null) {

            if (logger.isErrorEnabled()) {

                String message = beanDefinition + " can't be resolved bean type!";

                logger.error(message);
            }

        }

        return beanType;

    }