Polishing

spring-aop/src/main/java/org/springframework/aop/aspectj/annotation/BeanFactoryAspectInstanceFactory.java

@@ -22,6 +22,7 @@ import org.springframework.beans.factory.BeanFactory;
 import org.springframework.beans.factory.config.ConfigurableBeanFactory;
 import org.springframework.core.Ordered;
 import org.springframework.core.annotation.OrderUtils;
+import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
 
 /**
@@ -69,6 +70,8 @@ public class BeanFactoryAspectInstanceFactory implements MetadataAwareAspectInst
 	 * @param type the type that should be introspected by AspectJ
 	 */
 	public BeanFactoryAspectInstanceFactory(BeanFactory beanFactory, String name, Class<?> type) {
+		Assert.notNull(beanFactory, "BeanFactory must not be null");
+		Assert.notNull(name, "Bean name must not be null");
 		this.beanFactory = beanFactory;
 		this.name = name;
 		this.aspectMetadata = new AspectMetadata(type, name);