Remove outdated Servlet environment constraints from annotation javadoc

Includes removal of PathVariable's MultiValueMap support claim.

Issue: SPR-16936

(cherry picked from commit 0b64bcd)

Author: jhoeller

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -91,9 +91,8 @@
  * (not declaring a response argument in the handler method signature).
  * </ul>
  *
- * <p>In Servlet environments, you can combine the {@code ExceptionHandler} annotation
- * with {@link ResponseStatus @ResponseStatus}, to define the response status
- * for the HTTP response.
+ * <p>You may combine the {@code ExceptionHandler} annotation with
+ * {@link ResponseStatus @ResponseStatus} for a specific HTTP error status.
  *
  * @author Arjen Poutsma
  * @author Juergen Hoeller

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -27,7 +27,7 @@
 /**
  * Annotation which indicates that a method parameter should be bound to a
  * name-value pair within a path segment. Supported for {@link RequestMapping}
- * annotated handler methods in Servlet environments.
+ * annotated handler methods.
  *
  * <p>If the method parameter type is {@link java.util.Map} and a matrix variable
  * name is specified, then the matrix variable value is converted to a

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -26,11 +26,9 @@
 
 /**
  * Annotation which indicates that a method parameter should be bound to a URI template
- * variable. Supported for {@link RequestMapping} annotated handler methods in Servlet
- * environments.
+ * variable. Supported for {@link RequestMapping} annotated handler methods.
  *
- * <p>If the method parameter is {@link java.util.Map Map&lt;String, String&gt;} or
- * {@link org.springframework.util.MultiValueMap MultiValueMap&lt;String, String&gt;}
+ * <p>If the method parameter is {@link java.util.Map Map&lt;String, String&gt;}
  * then the map is populated with all path variable names and values.
  *
  * @author Arjen Poutsma

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -30,7 +30,7 @@
  * method argument depending on the content type of the request. Optionally, automatic
  * validation can be applied by annotating the argument with {@code @Valid}.
  *
- * <p>Supported for annotated handler methods in Servlet environments.
+ * <p>Supported for annotated handler methods.
  *
  * @author Arjen Poutsma
  * @since 3.0

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -99,11 +99,11 @@
 	String[] value() default {};
 
 	/**
-	 * In a Servlet environment only: the path mapping URIs (e.g. "/myPath.do").
+	 * The path mapping URIs (e.g. "/myPath.do").
 	 * Ant-style path patterns are also supported (e.g. "/myPath/*.do").
-	 * At the method level, relative paths (e.g. "edit.do") are supported within
-	 * the primary mapping expressed at the type level. Path mapping URIs may
-	 * contain placeholders (e.g. "/${connect}")
+	 * At the method level, relative paths (e.g. "edit.do") are supported
+	 * within the primary mapping expressed at the type level.
+	 * Path mapping URIs may contain placeholders (e.g. "/${connect}").
 	 * <p><b>Supported at the type level as well as at the method level!</b>
 	 * When used at the type level, all method-level mappings inherit
 	 * this primary mapping, narrowing it for a specific handler method.

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2018 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.
@@ -24,7 +24,7 @@
 
 /**
  * Annotation that indicates a method return value should be bound to the web
- * response body. Supported for annotated handler methods in Servlet environments.
+ * response body. Supported for annotated handler methods.
  *
  * <p>As of version 4.0 this annotation can also be added on the type level in
  * which case it is inherited and does not need to be added on the method level.