类 ServletResponseMethodArgumentResolver

构造器详细资料

• ServletResponseMethodArgumentResolver

  public ServletResponseMethodArgumentResolver()

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

• resolveArgument

  public Object resolveArgument​(MethodParameter parameter,
                                ModelAndViewContainer mavContainer,
                                NativeWebRequest webRequest,
                                WebDataBinderFactory binderFactory)
                         throws Exception

  Set ModelAndViewContainer.setRequestHandled(boolean) to false to indicate that the method signature provides access to the response. If subsequently the underlying method returns null, the request is considered directly handled.

  指定者:

  resolveArgument 在接口中 HandlerMethodArgumentResolver

  参数:

  parameter - the method parameter to resolve. This parameter must have previously been passed to HandlerMethodArgumentResolver.supportsParameter(org.springframework.core.MethodParameter) which must have returned true.

  mavContainer - the ModelAndViewContainer for the current request

  webRequest - the current request

  binderFactory - a factory for creating WebDataBinder instances

  返回:

  the resolved argument value, or null

  抛出:

  Exception - in case of errors with the preparation of argument values