Moved AnnotationBeanNameGenerator's String value check right before cast

Issue: SPR-11221

spring-context/src/main/java/org/springframework/context/annotation/AnnotationBeanNameGenerator.java

@@ -89,13 +89,16 @@ public class AnnotationBeanNameGenerator implements BeanNameGenerator {
 		for (String type : types) {
 			AnnotationAttributes attributes = AnnotationConfigUtils.attributesFor(amd, type);
 			if (isStereotypeWithNameValue(type, amd.getMetaAnnotationTypes(type), attributes)) {
-				String value = (String) attributes.get("value");
-				if (StringUtils.hasLength(value)) {
-					if (beanName != null && !value.equals(beanName)) {
-						throw new IllegalStateException("Stereotype annotations suggest inconsistent " +
-								"component names: '" + beanName + "' versus '" + value + "'");
+				Object value = attributes.get("value");
+				if (value instanceof String) {
+					String strVal = (String) value;
+					if (StringUtils.hasLength(strVal)) {
+						if (beanName != null && !strVal.equals(beanName)) {
+							throw new IllegalStateException("Stereotype annotations suggest inconsistent " +
+									"component names: '" + beanName + "' versus '" + strVal + "'");
+						}
+						beanName = strVal;
 					}
-					beanName = value;
 				}
 			}
 		}
@@ -118,9 +121,7 @@ public class AnnotationBeanNameGenerator implements BeanNameGenerator {
 				annotationType.equals("javax.annotation.ManagedBean") ||
 				annotationType.equals("javax.inject.Named");
 
-		return (isStereotype && attributes != null &&
-				attributes.containsKey("value") &&
-				attributes.get("value") instanceof String);
+		return (isStereotype && attributes != null && attributes.containsKey("value"));
 	}
 
 	/**

spring-context/src/test/java/example/scannable/CustomAspectStereotype.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2002-2013 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package example.scannable;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Juergen Hoeller
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@Component
+public @interface CustomAspectStereotype {
+
+	/**
+	 * Not a plain String value - needs to be ignored during name detection.
+	 */
+	String[] value() default {};
+
+}

spring-context/src/test/java/example/scannable/ServiceInvocationCounter.java

@@ -20,12 +20,10 @@ import org.aspectj.lang.annotation.Aspect;
 import org.aspectj.lang.annotation.Before;
 import org.aspectj.lang.annotation.Pointcut;
 
-import org.springframework.stereotype.Component;
-
 /**
  * @author Mark Fisher
  */
-@Component
+@CustomAspectStereotype({"myPointcutInfo", "otherPointcutInfo"})
 @Aspect
 public class ServiceInvocationCounter {