Class PathVariableMapMethodArgumentResolver
- java.lang.Object
- org.springframework.web.servlet.mvc.method.annotation.PathVariableMapMethodArgumentResolver
- All Implemented Interfaces:
HandlerMethodArgumentResolver
public class PathVariableMapMethodArgumentResolver extends Object implements HandlerMethodArgumentResolver
ResolvesMap
method arguments annotated with an @PathVariable
where the annotation does not specify a path variable name. The createdMap
contains all URI template name/value pairs.- Since:
- 3.2
- Author:
- Rossen Stoyanchev
- See Also:
PathVariableMethodArgumentResolver
Constructor Summary
Constructors Constructor Description PathVariableMapMethodArgumentResolver()
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory)
Return a Map with all URI template variables or an empty map.boolean
supportsParameter(MethodParameter parameter)
Whether the given method parameter is supported by this resolver.
Constructor Detail
PathVariableMapMethodArgumentResolver
public PathVariableMapMethodArgumentResolver()
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
Return a Map with all URI template variables or an empty map.- 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