User Guide

ManualsBrandsMacromedia ManualsOtherCOLDFUSION 4.5-DEVELOPING WEB APPLICATIONS

Chapter 12: Using the Application Framework 201

The following sample code might be part of the Application.cfm file.

<HTML>

<HEAD>

<TITLE>Define Session and Application Variables</TITLE>

</HEAD>

<H3>CFAPPLICATION Example</H3>

<P>CFAPPLICATION defines scoping for a

ColdFusion applicationand enables or disables

the storing of client and/or session variables.

This tag is placed in the Application.cfm file

for the current application.

<CFAPPLICATION NAME="ETurtle"

SESSIONTIMEOUT=CreateTimeSpan("60")

SESSIONMANAGEMENT="yes">

<!--- Initialize the session and application

variables that will be used by E-Turtleneck. Use

the session lock for the session variables.

The member variable sessionID creates the

session name for you. --->

<CFLOCK SCOPE="Session"

TIMEOUT="30" TYPE ="Exclusive">

<CFIF NOT IsDefined("session.size")>

<CFSET session.size = "">

</CFIF>

<CFIF NOT IsDefined("session.color")>

<CFSET session.color = "">

</CFIF>

</CFLOCK>

<!--- Use the application lock for the

application variable. This variable keeps

track of the total number of turtlenecks sold.

The application lock should have the same name

as specified in the CFAPPLICATION tag. --->

<CFLOCK Scope="Application"

TIMEOUT="30"

TYPE="Exclusive">

<CFIF NOT IsDefined("application.number")>

<CFSET application.number = 1>

</CFIF>

</CFLOCK>

<CFLOCK SCOPE="Application"

TIMEOUT="30"

TYPE ="ReadOnly">