HeadersMethodArgumentResolver (Spring Framework 5.2.12.RELEASE API)

java.lang.Object
- org.springframework.messaging.handler.annotation.reactive.HeadersMethodArgumentResolver

所有已实现的接口:
HandlerMethodArgumentResolver, SyncHandlerMethodArgumentResolver
```
public class HeadersMethodArgumentResolver
extends Object
implements SyncHandlerMethodArgumentResolver
```
Argument resolver for headers. Resolves the following method parameters:
从以下版本开始:
5.2
作者:
Rossen Stoyanchev

构造器概要
构造器
构造器说明
HeadersMethodArgumentResolver()

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
`Object`	`resolveArgumentValue(MethodParameter parameter, Message<?> message)`	Resolve the value for the method parameter synchronously.
`boolean`	`supportsParameter(MethodParameter parameter)`	Whether the given method parameter is supported by this resolver.

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 org.springframework.messaging.handler.invocation.reactive.SyncHandlerMethodArgumentResolver
resolveArgument

- 构造器详细资料
  - HeadersMethodArgumentResolver
```
public HeadersMethodArgumentResolver()
```
- 方法详细资料
  - supportsParameter
```
public boolean supportsParameter(MethodParameter parameter)
```
    从接口复制的说明: HandlerMethodArgumentResolver
    Whether the given method parameter is supported by this resolver.
    指定者:
    supportsParameter 在接口中 HandlerMethodArgumentResolver
    参数:
    parameter - the method parameter to check
    返回:
    true if this resolver supports the supplied parameter; false otherwise
  - resolveArgumentValue
```
@Nullable
public Object resolveArgumentValue(MethodParameter parameter,
                                   Message<?> message)
```
    从接口复制的说明: SyncHandlerMethodArgumentResolver
    Resolve the value for the method parameter synchronously.
    指定者:
    resolveArgumentValue 在接口中 SyncHandlerMethodArgumentResolver
    参数:
    parameter - the method parameter
    message - the currently processed message
    返回:
    the resolved value, if any