Class ServletResponseMethodArgumentResolver
- java.lang.Object
- org.springframework.web.servlet.mvc.method.annotation.ServletResponseMethodArgumentResolver
- All Implemented Interfaces:
HandlerMethodArgumentResolver
public class ServletResponseMethodArgumentResolver extends Object implements HandlerMethodArgumentResolver
Resolves servlet backed response-related method arguments. Supports values of the following types:- Since:
- 3.1
- Author:
- Arjen Poutsma, Rossen Stoyanchev, Juergen Hoeller
Constructor Summary
Constructors Constructor Description ServletResponseMethodArgumentResolver()
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory)
SetModelAndViewContainer.setRequestHandled(boolean)
tofalse
to indicate that the method signature provides access to the response.boolean
supportsParameter(MethodParameter parameter)
Whether the given method parameter is supported by this resolver.
Constructor Detail
ServletResponseMethodArgumentResolver
public ServletResponseMethodArgumentResolver()
Method Detail
supportsParameter
public boolean supportsParameter(MethodParameter parameter)
Description copied from interface:HandlerMethodArgumentResolver
Whether the given method parameter is supported by this resolver.- Specified by:
supportsParameter
in interfaceHandlerMethodArgumentResolver
- Parameters:
parameter
- the method parameter to check- Returns:
true
if this resolver supports the supplied parameter;false
otherwise
resolveArgument
public Object resolveArgument(MethodParameter parameter, @Nullable ModelAndViewContainer mavContainer, NativeWebRequest webRequest, @Nullable WebDataBinderFactory binderFactory) throws Exception
SetModelAndViewContainer.setRequestHandled(boolean)
tofalse
to indicate that the method signature provides access to the response. If subsequently the underlying method returnsnull
, the request is considered directly handled.- Specified by:
resolveArgument
in interfaceHandlerMethodArgumentResolver
- Parameters:
parameter
- the method parameter to resolve. This parameter must have previously been passed toHandlerMethodArgumentResolver.supportsParameter(org.springframework.core.MethodParameter)
which must have returnedtrue
.mavContainer
- the ModelAndViewContainer for the current requestwebRequest
- the current requestbinderFactory
- a factory for creatingWebDataBinder
instances- Returns:
- the resolved argument value, or
null
if not resolvable - Throws:
Exception
- in case of errors with the preparation of argument values