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org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/HandlerExceptionResolver.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2007 the original author or authors.
+ * Copyright 2002-2009 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.
@@ -36,6 +36,8 @@ public interface HandlerExceptionResolver {
 	/**
 	 * Try to resolve the given exception that got thrown during on handler execution,
 	 * returning a ModelAndView that represents a specific error page if appropriate.
+	 * <p>The returned ModelAndView may be {@linkplain ModelAndView#isEmpty() empty} to indicate that the exception has
+	 * been resolved successfully, but that no view should be rendered, for instance by setting a status code.
 	 * @param request current HTTP request
 	 * @param response current HTTP response
 	 * @param handler the executed handler, or <code>null</code> if none chosen at the