Class ServerWebExchangeMethodArgumentResolver

java.lang.Object

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

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

All Implemented Interfaces:

HandlerMethodArgumentResolver, SyncHandlerMethodArgumentResolver

public class ServerWebExchangeMethodArgumentResolver
extends HandlerMethodArgumentResolverSupport
implements SyncHandlerMethodArgumentResolver

Resolves ServerWebExchange-related method argument values of the following types:

• ServerWebExchange
• ServerHttpRequest
• ServerHttpResponse
• HttpMethod
• Locale
• TimeZone
• ZoneId
• UriBuilder or UriComponentsBuilder -- for building URL's relative to the current request

For the WebSession see WebSessionMethodArgumentResolver and for the Principal see PrincipalMethodArgumentResolver.

Since:

5.2

Author:

Rossen Stoyanchev

See Also:

• WebSessionMethodArgumentResolver
• PrincipalMethodArgumentResolver

Field Summary

Fields inherited from class HandlerMethodArgumentResolverSupport

logger

Constructor Summary

Constructors

Constructor	Description
ServerWebExchangeMethodArgumentResolver(ReactiveAdapterRegistry adapterRegistry)

Method Summary

Modifier and Type	Method	Description
@Nullable Object	resolveArgumentValue(MethodParameter methodParameter, BindingContext context, ServerWebExchange exchange)	Resolve the value for the method parameter synchronously.
boolean	supportsParameter(MethodParameter parameter)	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

ServerWebExchangeMethodArgumentResolver

public ServerWebExchangeMethodArgumentResolver(ReactiveAdapterRegistry adapterRegistry)

Method Details

supportsParameter

public boolean supportsParameter(MethodParameter parameter)

Description copied from interface: HandlerMethodArgumentResolver

Whether this resolver supports the given method parameter.

Specified by:

supportsParameter in interface HandlerMethodArgumentResolver

Parameters:

parameter - the method parameter

resolveArgumentValue

public @Nullable Object resolveArgumentValue(MethodParameter methodParameter,
 BindingContext context,
 ServerWebExchange exchange)

Description copied from interface: SyncHandlerMethodArgumentResolver

Resolve the value for the method parameter synchronously.

Specified by:

resolveArgumentValue in interface SyncHandlerMethodArgumentResolver

Parameters:

methodParameter - the method parameter

context - the binding context to use

exchange - the current exchange

Returns:

the resolved value, if any