## Uses of Interface
javax.servlet.http.HttpUpgradeHandler

- Packages that use HttpUpgradeHandler
  Package | Description
  --- | ---
  javax.servlet.http | The javax.servlet.http package contains a number of classes and interfaces that describe and define the contracts between a servlet class running under the HTTP protocol and the runtime environment provided for an instance of such a class by a conforming servlet container.

- - ### Uses of HttpUpgradeHandler in javax.servlet.http

    Methods in javax.servlet.http with type parameters of type HttpUpgradeHandler
    Modifier and Type | Method and Description
    --- | ---
    `<T extends HttpUpgradeHandler> T` | HttpServletRequestWrapper.`upgrade(Class<T> handlerClass)` Create an instance of `HttpUpgradeHandler` for an given class and uses it for the http protocol upgrade processing.
    `<T extends HttpUpgradeHandler> T` | HttpServletRequest.`upgrade(Class<T> handlerClass)` Create an instance of `HttpUpgradeHandler` for an given class and uses it for the http protocol upgrade processing.

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