Makes no difference. As mentioned, I've already tried var'ing within the
functions.
Tavs
>Inside your methods (<cffunction>) use scoping.
>
>For example.
> <cffunction name="DoSomeAction" output="no" returntype="any">
> <cfargument name="RecordID" required="yes" type="numeric">
> <cfset var local = StructNew() />
>
> <cfset local.GetRecord =
>Application.Functions.GetRecordFromRecordID(arguments.RecordID)>
>
> <!--- HERE IS THE PROBLEM: arguments.RecordID doesn't always
>match GetRecord.RecordID --->
>
> <cfreturn local.Whatever>
> </cffunction>
>I've got some pretty simple CFC code which fails when executed with 10+
>concurrent connections. Variables between requests get mixed up, so one
>request with recordID 10 suddenly returns with recordID 2 etc, causing
>issues in the application.
>
>This is simplified version of code:
>
>application.cfm
>
><cfapplication name="OurApp" applicationtimeout="#CreateTimeSpan(0,1,0,0)#">
><cfset Application.functions =
>createObject("component","com.ourapp.functions").init() />
>
>functions.cfc
>
><cfcomponent displayname="Our functions">
> <cffunction name="init" output="false" returntype="any"
>access="public">
> <cfreturn this />
> </cffunction>
>
> <cffunction name="DoSomeAction" output="no" returntype="any">
> <cfargument name="RecordID" required="yes" type="numeric">
>
> <cfset GetRecord =
>Application.Functions.GetRecordFromRecordID(arguments.RecordID)>
>
> <!--- HERE IS THE PROBLEM: arguments.RecordID doesn't always
>match GetRecord.RecordID --->
>
> <cfreturn Whatever>
> </cffunction>
>
> <cffunction name="GetRecordFromRecordID" output="no"
>returntype="any">
> <cfargument name="RecordID" required="yes" type="numeric">
>
> <cfquery name="GetRecord"
>datasource="#Application.AppDatasource#">
> SELECT RecordID,RecordTitle FROM Records
> WHERE RecordID = <cfqueryparam
>value="#arguments.RecordID#" cfsqltype="CF_SQL_NUMERIC">
> </cfquery>
>
> <cfreturn GetRecord>
> </cffunction>
></cfcomponent>
>
>index.cfm
>
><cfset ActionResult = Application.Functions.DoSomeAction(URL.RecordID)>
>
>
>Now, pretty simple, and tons of irrelevant code removed.
>
>If we fire 50 requests at the same moment to index.cfm, like:
>
>index.cfm?RecordID=1
>index.cfm?RecordID=2
>..
>..
>
>.. Then within the DoSomeAction function, we see that 1 out of 25 requests
>on average there's a mixup, we get a result for a different record than the
>one we requested.
>
>Tried to wrap in CFLOCK, eg:
>
><cflock name="Lockname" timeout="15" type="exclusive">
> <cfset GetRecord =
>Application.Functions.GetRecordFromRecordID(arguments.RecordID)>
></cflock>
>
>.. no diff.
>
>Tried to Var and cflock, ie:
>
><cflock name="Lockname" timeout="15" type="exclusive">
> <cfset Var GetRecord =
>Application.Functions.GetRecordFromRecordID(arguments.RecordID)>
></cflock>
>
>Any ideas?
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~|
Order the Adobe Coldfusion Anthology now!
http://www.amazon.com/Adobe-Coldfusion-Anthology/dp/1430272155/?tag=houseoffusion
Archive:
http://www.houseoffusion.com/groups/cf-talk/message.cfm/messageid:348185
Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm
Unsubscribe: http://www.houseoffusion.com/groups/cf-talk/unsubscribe.cfm
