软件包 javax.servlet.http 的分层结构

软件包分层结构：

所有软件包

类分层结构

• java.lang.Object
  • javax.servlet.http.Cookie (implements java.lang.Cloneable, java.io.Serializable)
  • java.util.EventObject (implements java.io.Serializable)
    • javax.servlet.http.HttpSessionEvent
      • javax.servlet.http.HttpSessionBindingEvent
  • javax.servlet.GenericServlet (implements java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig)
    • javax.servlet.http.HttpServlet (implements java.io.Serializable)
  • javax.servlet.http.HttpUtils
  • javax.servlet.ServletRequestWrapper (implements javax.servlet.ServletRequest)
    • javax.servlet.http.HttpServletRequestWrapper (implements javax.servlet.http.HttpServletRequest)
  • javax.servlet.ServletResponseWrapper (implements javax.servlet.ServletResponse)
    • javax.servlet.http.HttpServletResponseWrapper (implements javax.servlet.http.HttpServletResponse)

接口分层结构

• java.util.EventListener
  • javax.servlet.http.HttpSessionActivationListener
  • javax.servlet.http.HttpSessionAttributeListener
  • javax.servlet.http.HttpSessionBindingListener
  • javax.servlet.http.HttpSessionListener
• javax.servlet.http.HttpSession
• javax.servlet.http.HttpSessionContext
• javax.servlet.http.Part
• javax.servlet.ServletRequest
  • javax.servlet.http.HttpServletRequest
• javax.servlet.ServletResponse
  • javax.servlet.http.HttpServletResponse