Class RequestHeaderMapMethodArgumentResolver

java.lang.Object

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

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

All Implemented Interfaces:

HandlerMethodArgumentResolver, SyncHandlerMethodArgumentResolver

public class RequestHeaderMapMethodArgumentResolver
extends HandlerMethodArgumentResolverSupport
implements SyncHandlerMethodArgumentResolver

Resolves Map method arguments annotated with @RequestHeader. For individual header values annotated with @RequestHeader see RequestHeaderMethodArgumentResolver instead.

The created Map contains all request header name/value pairs. The method parameter type may be a MultiValueMap to receive all values for a header, not only the first one.

Since:

5.0

Author:

Rossen Stoyanchev

See Also:

• RequestHeaderMethodArgumentResolver

Field Summary

Fields inherited from class HandlerMethodArgumentResolverSupport

logger

Constructor Summary

Constructors

Constructor	Description
RequestHeaderMapMethodArgumentResolver(ReactiveAdapterRegistry adapterRegistry)

Method Summary

Modifier and Type	Method	Description
Object	resolveArgumentValue(MethodParameter methodParameter, 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

RequestHeaderMapMethodArgumentResolver

public RequestHeaderMapMethodArgumentResolver(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 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