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Polishing

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(cherry picked from commit c97c246)
This commit is contained in:
Juergen Hoeller
2014-04-28 00:29:04 +02:00
parent 63733c4805
commit 6f2e61b19f
4 changed files with 57 additions and 47 deletions
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12
spring-web/src/main/java/org/springframework/web/filter/OncePerRequestFilter.java
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@@ -45,14 +45,14 @@ import org.springframework.web.util.WebUtils;
* and so on. This mechanism complements and does not replace the need to
* configure a filter in {@code web.xml} with dispatcher types.
*
* <p>Sub-classes may use {@link #isAsyncDispatch(HttpServletRequest)} to
* determine when a filter is invoked as part of an async dispatch, and
* use {@link #isAsyncStarted(HttpServletRequest)} to determine when the
* request has been placed in async mode and therefore the current dispatch
* won't be the last one.
* <p>Subclasses may use {@link #isAsyncDispatch(HttpServletRequest)} to
* determine when a filter is invoked as part of an async dispatch, and use
* {@link #isAsyncStarted(HttpServletRequest)} to determine when the request
* has been placed in async mode and therefore the current dispatch won't be
* the last one for the given request.
*
* <p>Yet another dispatch type that also occurs in its own thread is
* {@link javax.servlet.DispatcherType#ERROR ERROR}. Sub-classes can override
* {@link javax.servlet.DispatcherType#ERROR ERROR}. Subclasses can override
* {@link #shouldNotFilterErrorDispatch()} if they wish to declare statically
* if they should be invoked <em>once</em> during error dispatches.
*