AbstractAutowireCapableBeanFactory's createBean/autowireBean/configureBean use CacheUtils.isCacheSafe to re-enable PropertyDescriptor caching

Issue: SPR-11875
(cherry picked from commit c32d559)

Author: jhoeller

spring-beans/src/main/java/org/springframework/beans/factory/support/AbstractAutowireCapableBeanFactory.java

@@ -285,15 +285,15 @@ public <T> T createBean(Class<T> beanClass) throws BeansException {
 		// Use prototype bean definition, to avoid registering bean as dependent bean.
 		RootBeanDefinition bd = new RootBeanDefinition(beanClass);
 		bd.setScope(SCOPE_PROTOTYPE);
-		bd.allowCaching = false;
+		bd.allowCaching = ClassUtils.isCacheSafe(beanClass, getBeanClassLoader());
 		return (T) createBean(beanClass.getName(), bd, null);
 	}
 
 	public void autowireBean(Object existingBean) {
 		// Use non-singleton bean definition, to avoid registering bean as dependent bean.
 		RootBeanDefinition bd = new RootBeanDefinition(ClassUtils.getUserClass(existingBean));
 		bd.setScope(BeanDefinition.SCOPE_PROTOTYPE);
-		bd.allowCaching = false;
+		bd.allowCaching = ClassUtils.isCacheSafe(bd.getBeanClass(), getBeanClassLoader());
 		BeanWrapper bw = new BeanWrapperImpl(existingBean);
 		initBeanWrapper(bw);
 		populateBean(bd.getBeanClass().getName(), bd, bw);
@@ -312,7 +312,7 @@ public Object configureBean(Object existingBean, String beanName) throws BeansEx
 				bd = new RootBeanDefinition(mbd);
 			}
 			bd.setScope(BeanDefinition.SCOPE_PROTOTYPE);
-			bd.allowCaching = false;
+			bd.allowCaching = ClassUtils.isCacheSafe(ClassUtils.getUserClass(existingBean), getBeanClassLoader());
 		}
 		BeanWrapper bw = new BeanWrapperImpl(existingBean);
 		initBeanWrapper(bw);
@@ -711,6 +711,7 @@ class Holder { Class<?> value = null; }
 		final Holder objectType = new Holder();
 		String factoryBeanName = mbd.getFactoryBeanName();
 		final String factoryMethodName = mbd.getFactoryMethodName();
+
 		if (factoryBeanName != null && factoryMethodName != null) {
 			// Try to obtain the FactoryBean's object type without instantiating it at all.
 			BeanDefinition fbDef = getBeanDefinition(factoryBeanName);