org.springframework.ws.server.endpoint.adapter.method

Interface MethodArgumentResolver

All Known Implementing Classes:

AbstractJaxb2PayloadMethodProcessor, AbstractPayloadMethodProcessor, AbstractPayloadSourceMethodProcessor, Dom4jPayloadMethodProcessor, DomPayloadMethodProcessor, JaxbElementPayloadMethodProcessor, JDomPayloadMethodProcessor, MarshallingPayloadMethodProcessor, MessageContextMethodArgumentResolver, SoapHeaderElementMethodArgumentResolver, SoapMethodArgumentResolver, SourcePayloadMethodProcessor, StaxPayloadMethodArgumentResolver, XmlRootElementPayloadMethodProcessor, XomPayloadMethodProcessor, XPathParamMethodArgumentResolver

public interface MethodArgumentResolver

Strategy interface used to resolve method parameters into arguments. This interface is used to allow the DefaultMethodEndpointAdapter to be indefinitely extensible.

Since:

2.0

Author:

Arjen Poutsma

Method Summary

Modifier and Type	Method and Description
Object	resolveArgument(MessageContext messageContext, MethodParameter parameter) Resolves the given parameter into a method argument.
boolean	supportsParameter(MethodParameter parameter) Indicates whether the given method parameter is supported by this resolver.

Method Detail

supportsParameter

boolean supportsParameter(MethodParameter parameter)

Indicates whether the given method parameter is supported by this resolver.

Parameters:

parameter - the method parameter to check

Returns:

true if this resolver supports the supplied parameter; false otherwise

resolveArgument

Object resolveArgument(MessageContext messageContext,
                       MethodParameter parameter)
                throws Exception

Resolves the given parameter into a method argument.

Parameters:

messageContext - the current message context

parameter - the parameter to resolve to an argument. This parameter must have previously been passed to the supportsParameter(MethodParameter) method of this interface, which must have returned true.

Returns:

the resolved argument. May be null.

Throws:

Exception - in case of errors