Contents

Title and Copyright Information

Preface

Audience

Conventions

Oracle Services and Support

1 Introduction to Oracle Internet Application Server

What is Oracle Internet Application Server?

OAS and Oracle Internet Application Server Components

Enterprise Services Migration

Overview

Scalability

Availability and Fault Tolerance

Load Balancing

Administration

Security

2 Migrating JWeb Applications to Apache JServ

What is Apache JServ?

Migrating OAS JServlets to Apache

JWEB and Apache JServ 1.1 Differences

Architecture

Life cycle

Threading

Sessions

Dynamic Content Generation in HTML Pages

Code Modifications for JWEB Applications

Session Control

Application Threads

Logging

3 Migrating OAS Cartridges to Apache Modules

Cartridge Types and Corresponding Apache Modules

PL/SQL Migration

File Upload/Download

Uploaded File Document Format

Using the oas2ias Tool

Custom Authentication

Positional Parameter Passing Scheme

Executing SQL Files

Perl Migration

Perl Applications under OAS

Migrating Perl Cartridge Scripts from OAS to Oracle Internet Application Server

Variations from OAS Perl Cartridge

LiveHTML Migration

SSI

Scripts

4 Migrating EJB, ECO/Java and JCORBA Applications

Migrating EJBs

Deployment Descriptors

Client Code

Logging (Server Code)

Migrating ECO/Java

Remote Interface

Home Interface

Implementation Class

Migrating JCORBA to EJB

Remote Interface

Home Interface

Object Implementation

Make Parameters Serializable

Index