org.apache.dubbo.metadata.rest

Interface AnnotatedMethodParameterProcessor

All Superinterfaces:

Comparable<org.apache.dubbo.common.lang.Prioritized>, org.apache.dubbo.common.lang.Prioritized

All Known Implementing Classes:

AbstractAnnotatedMethodParameterProcessor, AbstractRequestAnnotationParameterProcessor, DefaultValueParameterProcessor, FormParamParameterProcessor, HeaderParamParameterProcessor, MatrixParamParameterProcessor, ParamAnnotationParameterProcessor, QueryParamParameterProcessor, RequestHeaderParameterProcessor, RequestParamParameterProcessor

@SPI
public interface AnnotatedMethodParameterProcessor
extends org.apache.dubbo.common.lang.Prioritized

The interface to process the annotated method parameter

Since:

2.7.6

Field Summary

Fields inherited from interface org.apache.dubbo.common.lang.Prioritized

COMPARATOR, MAX_PRIORITY, MIN_PRIORITY, NORMAL_PRIORITY

Method Summary

Modifier and Type	Method and Description
static String	buildDefaultValue(int parameterIndex) Build the default value
String	getAnnotationType() The string presenting the annotation type
void	process(Annotation annotation, Parameter parameter, int parameterIndex, Method method, Class<?> serviceType, Class<?> serviceInterfaceClass, RestMethodMetadata restMethodMetadata) Process the specified method parameter

Methods inherited from interface org.apache.dubbo.common.lang.Prioritized

compareTo, getPriority

Method Detail

getAnnotationType

String getAnnotationType()

The string presenting the annotation type

Returns:

non-null

process

void process(Annotation annotation,
             Parameter parameter,
             int parameterIndex,
             Method method,
             Class<?> serviceType,
             Class<?> serviceInterfaceClass,
             RestMethodMetadata restMethodMetadata)

Process the specified method parameter

Parameters:

annotation - the target annotation whose type is getAnnotationType()

parameter - the method parameter

parameterIndex - the index of method parameter

method - method that parameter belongs to

serviceType - Dubbo Service interface or type

serviceInterfaceClass - The type of Dubbo Service interface

restMethodMetadata - the metadata is used to update

buildDefaultValue

static String buildDefaultValue(int parameterIndex)

Build the default value

Parameters:

parameterIndex - the index of parameter

Returns:

the placeholder