----------------------------------
+HttpServlet
+doDelete
+doGet
+doHead
+doOptions
+doPost
+doPut
+doTrace
+getAllDeclaredMethods
+getLastModified
+maybeSetLastModified
+service
---------------------------------------------
+getAuthType
+getContentPath
+getCookie
+getDateHeader
+getHeaderNames
+getIntHeader
+getMethod
+getPathInfo
+getPathTranslated
+getQueryString
+getRemoteUser
+getRequestedSessionId
+getReqeustURI
+getServletPath
+getSession
+getUserPrincipal
+isRequestedSessionIdFromCookie
+isRequestedSessionIdFromURL
+isRequestedSessionIdFromUri
+isRequestedSessionIdValid
+isUserInRole
---------------------------------
+addCookie
+addDateHeader
+addIntHeader
+containsHeader
+encodeRedirectURL
+encodeRedirectUri
+sendError
+sendRedirect
+setDateHeader
+setHeader
+setIntHeader
+setStatus
---------------------------
+getIds
+getSession
----------------------------
+Cookie
+clone
+getComment
+getDomain
+getMaxAge
+getName
+getPath
+getSecure
+getValue
+getVersion
+isToken
+setComment
+setDomain
+setMaxAge
+setPath
+setSecure
+setValue
+setVersion
-----------------------------
+getAttribute
+getAttributeNames
+getCreationTime
+getId
+getLastAccessedTime
+getMaxInactiveInterval
+getSessionContext
+getValue
+getValueNames
+invalidate
+isNew
+putValue
+removeAttribute
+removeValue
+setAttribute
+setMaxInactiveInterval
--------------------------------
+HttpSessionEvent
+getSession
----------------------------
+HttpSessionBindingEvent
+getName
+getSession
---------------------------------
+attributeAdded
+attributeRemoved
+attributeReplaced
------------------------------
+sessionCreated
+sessionDestroyed
-----------------------------------
+valueBound
+valueUnBound