ASP. NET HttpApplication request pipeline and session (i)

1. Request Processing Sequence Execution events

        /******************** Request processing Sequence execution Event **********************/        /// <summary>        ///Request Inbound///disable access to the session in this pipeline/// </summary>        protected voidApplication_BeginRequest () {Response.Write ("----beginrequest---"); Response.Write ("<br/>"); }        /// <summary>        ///before sending content to the client///access to session is forbidden in this pipeline/// </summary>        protected voidapplication_presendrequestcontent () {Response.Write ("----presendcontent---:"); Response.Write ("<br/>"); }        /// <summary>        ///page framework Execution///the session can be accessed in this pipeline/// </summary>        protected voidApplication_postrequesthandlerexecute () {Response.Write ("----PostRequestHandlerExecute---count:"+ Session.count +", current SessionID:"+Session.SessionID); StringBuilder Builder=NewStringBuilder (); Response.Write ("<div style= ' text-indent:2em; ' >"); foreach(stringIteminchSession.keys) {stringline =string. Format ("---{0}:{1}", item, Session[item]); Builder.            Appendline (line); } Response.Write (Builder.            ToString ()); Response.Write ("</div>"); Response.Write ("<br/>"); }        /// <summary>        ///page Frame release request status///access to session is forbidden in this pipeline/// </summary>        protected voidApplication_releaserequeststate () {Response.Write ("----Releaserequeststatet---"); Response.Write ("<br/>"); }        /// <summary>        ///page Frame response completed///This pipeline, prohibit the use of Session/// </summary>        protected voidApplication_updaterequestcache () {Response.Write ("----Updaterequestcache---"); Response.Write ("<br/>"); }        /// <summary>        ///requesting outbound///access to session is forbidden in this pipeline/// </summary>        protected voidApplication_EndRequest () {Response.Write ("----EndRequest---"); Response.Write ("<br/>"); }

Access before session data is added:

After adding session data, visit:

ASP. NET HttpApplication request pipeline and session (i)