Contents

Using the Documentation
About This Guide
How This Guide Is Organized
Related Information
The New J2EE Programming Model

Presentation Logic and Layout
Business Logic
Data Access Logic

Migration Basics NAS 2.1 to iAS 6.0
Migration Basics NAS 4.0 to iAS 6.0
NAS 2.1 Application Components

HTML Templates
AppLogics
Database Logic: DAE and JDBC
The NAS Registry

Deploying NAS 2.1 Applications on iAS 6.0
C++ Applications and Extensions
Java Extensions
Beginning the Migration Process
Online Bank Example
US Population C++ Sample Application
US Population Java Sample Application
Redesigning Your Application
Migrating Presentation Logic

Recreating AppLogics as Servlets
Recreating Presentation Layout
Recreating Sessions and Security

Migrating Business Logic
Migrating Data Access Logic
Partial Migration

Calling EJBs from Java AppLogics
Calling Servlets from Java AppLogics
Calling Java AppLogics from Servlets
Calling C++ AppLogics from Servlets
Sessions in Partially Migrated Applications
Converting ITemplateData to ResultSet
Overview

Differences between NAS 4.0 and iAS 6.0
Migrating components Step by Step
JDK Migration
JDK Migration Steps
Servlet Migration
Servlet Migration Steps
NAS Deprecated
Servlet Deployment
JSP Migration
Deprecated
JSP Migration Steps
Caution
EJB Migration
EJB Migration Steps
EJB Deployment
JNDI Migration
Rich Client
Java Extensions
C++ Extensions
Security Features
Migration Example "The Bank"
Further Reading
Overview
The Need to Migrate

Scoping Migrations

Migration Paths

Costs/Benefits of Migration Steps:
Product Support