# Package org.apache.coyote.http11.upgrade

package org.apache.coyote.http11.upgrade

- Related Packages
  Package
  Description
  org.apache.coyote.http11
  org.apache.coyote.http11.filters
- Class
  Description
  InternalHttpUpgradeHandler
  This Tomcat specific interface is implemented by handlers that require direct access to Tomcat's I/O layer rather than going through the Servlet API.
  UpgradeApplicationBufferHandler
  Trivial implementation of `ApplicationBufferHandler` to support saving of HTTP request bodies during an HTTP/1.1 upgrade.
  UpgradeGroupInfo
  This aggregates the data collected from each UpgradeInfo instance.
  UpgradeInfo
  Structure to hold statistical information about connections that have been established using the HTTP/1.1 upgrade mechanism.
  UpgradeProcessorBase
  Base class for HTTP upgrade processors.
  UpgradeProcessorExternal
  Upgrade processor for external (Servlet-based) upgrade handlers.
  UpgradeProcessorInternal
  Upgrade processor for internal (Coyote-based) upgrade handlers.
  UpgradeServletInputStream
  Input stream for an HTTP upgraded connection.
  UpgradeServletOutputStream
  Output stream for an HTTP upgraded connection.