Class ModelMethodArgumentResolver

java.lang.Object

org.springframework.web.reactive.result.method.HandlerMethodArgumentResolverSupport

org.springframework.web.reactive.result.method.annotation.ModelMethodArgumentResolver

All Implemented Interfaces:

HandlerMethodArgumentResolver, SyncHandlerMethodArgumentResolver

public class ModelMethodArgumentResolver
extends HandlerMethodArgumentResolverSupport
implements SyncHandlerMethodArgumentResolver

Resolver for a controller method argument of type Model that can also be resolved as a Map.

A Map return value can be interpreted in more than one way depending on the presence of annotations like @ModelAttribute or @ResponseBody.

As of 5.2 this resolver returns false if a parameter of type Map is also annotated. As of 6.2 this resolver returns false for a parameter of type ModelMap.

Since:

5.2

Author:

Rossen Stoyanchev, Sam Brannen

Field Summary

Fields inherited from class HandlerMethodArgumentResolverSupport

logger

Constructor Summary

Constructors

Constructor	Description
ModelMethodArgumentResolver(ReactiveAdapterRegistry adapterRegistry)

Method Summary

Modifier and Type	Method	Description
Object	resolveArgumentValue(MethodParameter parameter, BindingContext context, ServerWebExchange exchange)	Resolve the value for the method parameter synchronously.
boolean	supportsParameter(MethodParameter param)	Whether this resolver supports the given method parameter.

Methods inherited from class HandlerMethodArgumentResolverSupport

checkAnnotatedParamNoReactiveWrapper, checkParameterType, checkParameterTypeNoReactiveWrapper, getAdapterRegistry

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface SyncHandlerMethodArgumentResolver

resolveArgument

Constructor Details

ModelMethodArgumentResolver

public ModelMethodArgumentResolver(ReactiveAdapterRegistry adapterRegistry)

Method Details

supportsParameter

public boolean supportsParameter(MethodParameter param)

Description copied from interface: HandlerMethodArgumentResolver

Whether this resolver supports the given method parameter.

Specified by:

supportsParameter in interface HandlerMethodArgumentResolver

Parameters:

param - the method parameter

resolveArgumentValue

public Object resolveArgumentValue(MethodParameter parameter,
 BindingContext context,
 ServerWebExchange exchange)

Description copied from interface: SyncHandlerMethodArgumentResolver

Resolve the value for the method parameter synchronously.

Specified by:

resolveArgumentValue in interface SyncHandlerMethodArgumentResolver

Parameters:

parameter - the method parameter

context - the binding context to use

exchange - the current exchange

Returns:

the resolved value, if any