Chapter 12: Using The Application Framework - MACROMEDIA COLDFUSION 4.5-DEVELOPING WEB Develop Manual

C 1 2
H A P T E R
Using the Application
Chapter 12
The ColdFusion Web Application Framework is a powerful tool you can use to help
structure your ColdFusion applications. This section describes how to create and use
the
Application.cfm
framework.
Contents
Framework
file, the application page that controls the application
Understanding the Web Application Framework........................................ 184
Mapping Out an Application Framework .................................................... 185
Creating the Application.cfm File ................................................................. 187
Setting up client state management options ............................................... 188
Managing Client State in a Clustered Environment.................................... 190
Using Client State Management ................................................................... 190
Using Client Variables.................................................................................... 191
Application and Session Variables................................................................ 193
Using Session Variables ................................................................................. 194
Using Application Variables .......................................................................... 196
Tips for Using Session and Application Variables ....................................... 197
Default Variables and Constants................................................................... 197
Using CFLOCK for Exclusive Locking ........................................................... 198
CFLOCK Examples ......................................................................................... 200