Class RequestBodyMethodArgumentResolver

java.lang.Object

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

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

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

All Implemented Interfaces:

HandlerMethodArgumentResolver

public class RequestBodyMethodArgumentResolver
extends AbstractMessageReaderArgumentResolver

Resolves method arguments annotated with @RequestBody by reading the body of the request through a compatible HttpMessageReader.

An @RequestBody method argument is also validated if it is annotated with @jakarta.validation.Valid or Validated. Validation failure results in an ServerWebInputException.

Since:

5.2

Author:

Sebastien Deleuze, Stephane Maldini, Rossen Stoyanchev

Field Summary

Fields inherited from class HandlerMethodArgumentResolverSupport

logger

Constructor Summary

Constructors

Constructor	Description
RequestBodyMethodArgumentResolver(List<HttpMessageReader<?>> readers, ReactiveAdapterRegistry registry)

Method Summary

Modifier and Type	Method	Description
Mono<Object>	resolveArgument(MethodParameter param, BindingContext bindingContext, ServerWebExchange exchange)	Resolve the value for the method parameter.
boolean	supportsParameter(MethodParameter parameter)	Whether this resolver supports the given method parameter.

Methods inherited from class AbstractMessageReaderArgumentResolver

getMessageReaders, readBody, readBody

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

Constructor Details

RequestBodyMethodArgumentResolver

public RequestBodyMethodArgumentResolver(List<HttpMessageReader<?>> readers,
 ReactiveAdapterRegistry registry)

Method Details

supportsParameter

public boolean supportsParameter(MethodParameter parameter)

Description copied from interface: HandlerMethodArgumentResolver

Whether this resolver supports the given method parameter.

Parameters:

parameter - the method parameter

resolveArgument

public Mono<Object> resolveArgument(MethodParameter param,
 BindingContext bindingContext,
 ServerWebExchange exchange)

Description copied from interface: HandlerMethodArgumentResolver

Resolve the value for the method parameter.

Parameters:

param - the method parameter

bindingContext - the binding context to use

exchange - the current exchange

Returns:

Mono for the argument value, possibly empty