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The Spring Framework | |||||||||
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public interface LastModified
Supports last-modified HTTP requests to facilitate content caching.
Same contract as for the Servlet API's getLastModified
method.
Delegated to by a HandlerAdapter's getLastModified
implementation.
By default, any Controller or HttpRequestHandler within Spring's default framework
can implement this interface to enable last-modified checking.
HttpServlet.getLastModified(javax.servlet.http.HttpServletRequest)
,
Controller
,
SimpleControllerHandlerAdapter
,
HttpRequestHandler
,
HttpRequestHandlerAdapter
Method Summary | |
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long |
getLastModified(HttpServletRequest request)
Same contract as for HttpServlet's getLastModified method. |
Method Detail |
---|
long getLastModified(HttpServletRequest request)
getLastModified
method.
Invoked before request processing.
The return value will be sent to the HTTP client as Last-Modified header, and compared with If-Modified-Since headers that the client sends back. The content will only get regenerated if there has been a modification.
request
- current HTTP request
HandlerAdapter.getLastModified(javax.servlet.http.HttpServletRequest, java.lang.Object)
,
HttpServlet.getLastModified(javax.servlet.http.HttpServletRequest)
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