类 RequestAttributeMethodArgumentResolver
- java.lang.Object
- org.springframework.web.reactive.result.method.HandlerMethodArgumentResolverSupport
- org.springframework.web.reactive.result.method.annotation.AbstractNamedValueArgumentResolver
- org.springframework.web.reactive.result.method.annotation.AbstractNamedValueSyncArgumentResolver
- org.springframework.web.reactive.result.method.annotation.RequestAttributeMethodArgumentResolver
public class RequestAttributeMethodArgumentResolver extends AbstractNamedValueSyncArgumentResolver
Resolves method arguments annotated with an @RequestAttribute
.- 从以下版本开始:
- 5.0
- 作者:
- Rossen Stoyanchev
- 另请参阅:
SessionAttributeMethodArgumentResolver
嵌套类概要
从类继承的嵌套类/接口 org.springframework.web.reactive.result.method.annotation.AbstractNamedValueArgumentResolver
AbstractNamedValueArgumentResolver.NamedValueInfo
字段概要
从类继承的字段 org.springframework.web.reactive.result.method.HandlerMethodArgumentResolverSupport
logger
构造器概要
构造器 构造器 说明 RequestAttributeMethodArgumentResolver(ConfigurableBeanFactory factory, ReactiveAdapterRegistry registry)
Create a newRequestAttributeMethodArgumentResolver
instance.
方法概要
所有方法 实例方法 具体方法 修饰符和类型 方法 说明 protected AbstractNamedValueArgumentResolver.NamedValueInfo
createNamedValueInfo(MethodParameter parameter)
Create theAbstractNamedValueArgumentResolver.NamedValueInfo
object for the given method parameter.protected void
handleMissingValue(String name, MethodParameter parameter)
Invoked when a named value is required, butAbstractNamedValueArgumentResolver.resolveName(String, MethodParameter, ServerWebExchange)
returnednull
and there is no default value.protected Object
resolveNamedValue(String name, MethodParameter parameter, ServerWebExchange exchange)
Actually resolve the value synchronously.boolean
supportsParameter(MethodParameter param)
Whether this resolver supports the given method parameter.从类继承的方法 org.springframework.web.reactive.result.method.annotation.AbstractNamedValueSyncArgumentResolver
resolveArgument, resolveArgumentValue, resolveName
从类继承的方法 org.springframework.web.reactive.result.method.annotation.AbstractNamedValueArgumentResolver
handleMissingValue, handleResolvedValue
从类继承的方法 org.springframework.web.reactive.result.method.HandlerMethodArgumentResolverSupport
checkAnnotatedParamNoReactiveWrapper, checkParameterType, checkParameterTypeNoReactiveWrapper, getAdapterRegistry
构造器详细资料
RequestAttributeMethodArgumentResolver
public RequestAttributeMethodArgumentResolver(@Nullable ConfigurableBeanFactory factory, ReactiveAdapterRegistry registry)
Create a newRequestAttributeMethodArgumentResolver
instance.- 参数:
factory
- a bean factory to use for resolving${...}
placeholder and#{...}
SpEL expressions in default values; ornull
if default values are not expected to have expressionsregistry
- for checking reactive type wrappers
方法详细资料
supportsParameter
public boolean supportsParameter(MethodParameter param)
从接口复制的说明:HandlerMethodArgumentResolver
Whether this resolver supports the given method parameter.- 参数:
param
- the method parameter
createNamedValueInfo
protected AbstractNamedValueArgumentResolver.NamedValueInfo createNamedValueInfo(MethodParameter parameter)
从类复制的说明:AbstractNamedValueArgumentResolver
Create theAbstractNamedValueArgumentResolver.NamedValueInfo
object for the given method parameter. Implementations typically retrieve the method annotation by means ofMethodParameter.getParameterAnnotation(Class)
.- 指定者:
createNamedValueInfo
在类中AbstractNamedValueArgumentResolver
- 参数:
parameter
- the method parameter- 返回:
- the named value information
resolveNamedValue
protected Object resolveNamedValue(String name, MethodParameter parameter, ServerWebExchange exchange)
Actually resolve the value synchronously.
handleMissingValue
protected void handleMissingValue(String name, MethodParameter parameter)
从类复制的说明:AbstractNamedValueArgumentResolver
Invoked when a named value is required, butAbstractNamedValueArgumentResolver.resolveName(String, MethodParameter, ServerWebExchange)
returnednull
and there is no default value. Subclasses typically throw an exception in this case.- 覆盖:
handleMissingValue
在类中AbstractNamedValueArgumentResolver
- 参数:
name
- the name for the valueparameter
- the method parameter