public class ServletRequestMethodArgumentResolver extends Object implements HandlerMethodArgumentResolver
WebRequest
ServletRequest
MultipartRequest
HttpSession
Principal
Locale
TimeZone (as of Spring 4.0)
ZoneId (as of Spring 4.0 and Java 8)InputStream
Reader
HttpMethod (as of Spring 4.0)| Constructor and Description |
|---|
ServletRequestMethodArgumentResolver() |
| Modifier and Type | Method and Description |
|---|---|
Object |
resolveArgument(MethodParameter parameter,
ModelAndViewContainer mavContainer,
NativeWebRequest webRequest,
WebDataBinderFactory binderFactory)
Resolves a method parameter into an argument value from a given request.
|
boolean |
supportsParameter(MethodParameter parameter)
Whether the given method parameter is
supported by this resolver.
|
public ServletRequestMethodArgumentResolver()
public boolean supportsParameter(MethodParameter parameter)
HandlerMethodArgumentResolversupportsParameter in interface HandlerMethodArgumentResolverparameter - the method parameter to checktrue if this resolver supports the supplied parameter;
false otherwisepublic Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws IOException
HandlerMethodArgumentResolverModelAndViewContainer provides access to the model for the
request. A WebDataBinderFactory provides a way to create
a WebDataBinder instance when needed for data binding and
type conversion purposes.resolveArgument in interface HandlerMethodArgumentResolverparameter - the method parameter to resolve. This parameter must
have previously been passed to
HandlerMethodArgumentResolver.supportsParameter(org.springframework.core.MethodParameter)
and it must have returned truemavContainer - the ModelAndViewContainer for the current requestwebRequest - the current requestbinderFactory - a factory for creating WebDataBinder instancesnull.IOException