protected void checkMergedBeanDefinition(RootBeanDefinition mbd, String beanName, Object[] args)
throws BeanDefinitionStoreException {
// check if bean definition is not abstract
if (mbd.isAbstract()) {
throw new BeanIsAbstractException(beanName);
}
// Check validity of the usage of the args parameter. This can
// only be used for prototypes constructed via a factory method.
if (args != null && !mbd.isPrototype()) {