public class HandlerMethodArgumentResolverComposite extends Object implements HandlerMethodArgumentResolver
HandlerMethodArgumentResolvers.
Previously resolved method parameters are cached for faster lookups.| Constructor and Description |
|---|
HandlerMethodArgumentResolverComposite() |
| Modifier and Type | Method and Description |
|---|---|
HandlerMethodArgumentResolverComposite |
addResolver(HandlerMethodArgumentResolver resolver)
Add the given
HandlerMethodArgumentResolver. |
HandlerMethodArgumentResolverComposite |
addResolvers(HandlerMethodArgumentResolver... resolvers)
Add the given
HandlerMethodArgumentResolvers. |
HandlerMethodArgumentResolverComposite |
addResolvers(List<? extends HandlerMethodArgumentResolver> resolvers)
Add the given
HandlerMethodArgumentResolvers. |
void |
clear()
Clear the list of configured resolvers.
|
List<HandlerMethodArgumentResolver> |
getResolvers()
Return a read-only list with the contained resolvers, or an empty list.
|
Object |
resolveArgument(org.springframework.core.MethodParameter parameter,
Message<?> message)
Iterate over registered
HandlerMethodArgumentResolvers
and invoke the one that supports it. |
boolean |
supportsParameter(org.springframework.core.MethodParameter parameter)
Whether the given method parameter is
supported by any registered
HandlerMethodArgumentResolver. |
public HandlerMethodArgumentResolverComposite()
public HandlerMethodArgumentResolverComposite addResolver(HandlerMethodArgumentResolver resolver)
HandlerMethodArgumentResolver.public HandlerMethodArgumentResolverComposite addResolvers(@Nullable HandlerMethodArgumentResolver... resolvers)
HandlerMethodArgumentResolvers.public HandlerMethodArgumentResolverComposite addResolvers(@Nullable List<? extends HandlerMethodArgumentResolver> resolvers)
HandlerMethodArgumentResolvers.public List<HandlerMethodArgumentResolver> getResolvers()
public void clear()
public boolean supportsParameter(org.springframework.core.MethodParameter parameter)
HandlerMethodArgumentResolver.supportsParameter in interface HandlerMethodArgumentResolverparameter - the method parameter to checktrue if this resolver supports the supplied parameter;
false otherwise@Nullable public Object resolveArgument(org.springframework.core.MethodParameter parameter, Message<?> message) throws Exception
HandlerMethodArgumentResolvers
and invoke the one that supports it.resolveArgument in interface HandlerMethodArgumentResolverparameter - the method parameter to resolve.
This parameter must have previously been passed to
HandlerMethodArgumentResolver.supportsParameter(org.springframework.core.MethodParameter)
which must have returned true.message - the currently processed messagenullIllegalArgumentException - if no suitable argument resolver is foundException - in case of errors with the preparation of argument values