ConvertParams converts http method params to values that will be passed to the method controller as arguments.

Default provides a default value for the http param.

Make creates an array of MethodParmas or an empty array.

New creates a new MethodParam with name and specific options.

InBody indicates that this param is passed as an http request body.

InHeader indicates that this param is passed via an http header.

InPath indicates that this param is part of the URL path.

IsRequired indicates that this param is required and can not be omitted from the http request.

MethodParam keeps param information to be auto passed to controller methods.

MethodParamOption defines a func which apply options on a MethodParam.