Consistent alias declarations for value attribute on stereotypes

Issue: SPR-16066

spring-web/src/main/java/org/springframework/web/bind/annotation/RestController.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2017 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.
@@ -22,6 +22,7 @@ import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
+import org.springframework.core.annotation.AliasFor;
 import org.springframework.stereotype.Controller;
 
 /**
@@ -51,9 +52,10 @@ public @interface RestController {
 	/**
 	 * The value may indicate a suggestion for a logical component name,
 	 * to be turned into a Spring bean in case of an autodetected component.
-	 * @return the suggested component name, if any
+	 * @return the suggested component name, if any (or empty String otherwise)
 	 * @since 4.0.1
 	 */
+	@AliasFor(annotation = Controller.class)
 	String value() default "";
 
 }