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public interface HandlerMethodArgumentResolver
Strategy interface for resolving method parameters into argument values in the context of a given request.
| Method Summary | |
|---|---|
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. |
| Method Detail |
|---|
boolean supportsParameter(MethodParameter parameter)
parameter - the method parameter to check
true if this resolver supports the supplied parameter;
false otherwise
Object resolveArgument(MethodParameter parameter,
ModelAndViewContainer mavContainer,
NativeWebRequest webRequest,
WebDataBinderFactory binderFactory)
throws Exception
ModelAndViewContainer 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.
parameter - the method parameter to resolve. This parameter must
have previously been passed to
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 instances
null.
Exception - in case of errors with the preparation of argument values
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