类 SessionStatusMethodArgumentResolver

构造器详细资料

• SessionStatusMethodArgumentResolver

  public SessionStatusMethodArgumentResolver()

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

  从接口复制的说明: HandlerMethodArgumentResolver
  Resolves a method parameter into an argument value from a given request. A ModelAndViewContainer provides access to the model for the request. A WebDataBinderFactory provides a way to create a WebDataBinder instance when needed for data binding and type conversion purposes.

  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