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How WebObjects Works

WebObjects is a framework that confers the benefits of object-orientation to the process of receiving a request for a page on the World Wide Web and returning a response. How does WebObjects accomplish this work? The following pages answer this question by delving layer by layer into the architecture and mechanics of WebObjects. The understanding acquired by reading this chapter will make you better prepared for WebObjects application development.

Table of Contents

A Wide-Angle View of WebObjects
Server and Application Management
Session Management
Request-Response Loop Information
Page Composition
Database Integration

Starting the Request-Response Loop
A Note on Scripted Classes

The Phases of the Request-Response Loop
Taking Values From the Request
Invoking an Action
Generating the Response

Component and Element
Templates
Associations and the Current Component
Subcomponents and Component References



Related Topics

Reusable Components
Dynamic Elements
Integrating Your Code Into the Request-Response Loop
Managing State

First Section