Contents

Title and Copyright Information

Preface

• Intended Audience
• Documentation Accessibility
• Where to Find More Information
• Online Help
• Conventions

1 Overview

• 1.1 Overview of Oracle Application Server 10g
• 1.2 Migration Highlights
• 1.2.1 Migration Approach
• 1.2.2 J2EE Application Migration Challenges
• 1.2.3 Migration Effort
• 1.2.4 Migration Tool
• 1.3 Using This Guide

2 Comparison of Oracle Application Server and WebLogic Server

• 2.1 Architectures
• 2.1.1 Specifications Levels Supported
• 2.1.2 WebLogic Server
• 2.1.3 Oracle Application Server Components and Concepts
• 2.1.3.1 J2EE in Oracle Application Server
• 2.1.3.2 Oracle Application Server Instance
• 2.1.3.3 Oracle HTTP Server
• 2.1.3.4 OC4J Instances
• 2.1.3.5 Oracle Process Management Notification (OPMN) Server
• 2.1.3.6 Oracle Enterprise Manager 10g Application Server Control Console
• 2.2 Web Services
• 2.3 High Availability and Load balancing
• 2.3.1 WebLogic Server Support for High Availability and Load Balancing
• 2.3.1.1 HTTP Session State Load Balancing and Fail Over
• 2.3.1.2 EJB and RMI Object Load Balancing and Fail Over
• 2.3.2 Oracle Application Server Support for High Availability and Load Balancing
• 2.3.2.1 Process Monitoring
• 2.3.2.2 Session State Replication
• 2.3.2.3 Load Balancing
• 2.3.2.4 Java Object Cache
• 2.4 Java Development and Deployment Tools
• 2.4.1 WebLogic Development and Deployment Tools
• 2.4.1.1 WebLogic Server Workshop
• 2.4.1.2 WebLogic Server Administration Console
• 2.4.2 Oracle Application Server Development and Deployment Tools
• 2.4.2.1 Development Tools
• 2.4.2.2 Assembly Tools
• 2.4.2.3 Administration Tools

3 Migrating Java Servlets

• 3.1 Introduction
• 3.2 Migration Approach for Servlets
• 3.3 Migrating a Simple Servlet
• 3.4 Migrating a WAR File
• 3.5 Migrating an Exploded Web Application
• 3.6 Migrating Configuration and Deployment Descriptors
• 3.6.1 Oracle Application Server
• 3.6.2 WebLogic Server
• 3.7 Migrating Cluster Aware Applications

4 Migrating JSP Pages

• 4.1 Introduction
• 4.1.1 Differences Between WebLogic Server and Oracle Application Server JSP Implementations
• 4.1.1.1 OC4J JSP Features
• 4.1.1.2 Oracle JDeveloper and OC4J JSP Container
• 4.2 Migration Approach
• 4.3 Migrating a Simple JSP Page
• 4.4 Migrating a Custom JSP Tag Library
• 4.4.1 Migrating from WebLogic Custom Tags
• 4.4.1.1 WebLogic Server cache Tag
• 4.4.1.2 WebLogic Server process Tag
• 4.4.1.3 WebLogic Server repeat Tag
• 4.5 Migrating htmlKona
• 4.6 Precompiling JSP Pages
• 4.6.1 Using the WebLogic Server JSP Compiler
• 4.6.2 Using the OC4J JSP Pre-translator
• 4.6.3 Standard JSP Pre-translation Without Execution (based on the JSP 1.1 specification)
• 4.6.4 Configure the JSP Container for Execution with Binary Files Only

5 Migrating Enterprise JavaBean Components

• 5.1 Introduction
• 5.1.1 Comparison of WebLogic Server and Oracle Application Server EJB Features
• 5.1.1.1 More Efficient Container Managed Persistence
• 5.1.1.2 Clustering Support
• 5.1.1.3 Scalability and Performance Enhancements
• 5.1.2 EJB Migration Considerations
• 5.1.2.1 Global JNDI Lookups and Oracle Application Server
• 5.1.2.2 WebLogic Server Caveats
• 5.2 Migration Approach
• 5.2.1 Migrating Session EJBs
• 5.2.2 Migrating Entity EJBs
• 5.2.2.1 EJBs with Bean-Managed Persistence (BMP)
• 5.2.2.2 EJBs with Container-Managed Persistence (CMP)
• 5.2.3 Migrating Deployment Descriptors
• 5.2.3.1 Steps for Using Oracle JDeveloper 10g (10.1.3) to Convert weblogic-ejb-jar.xml to orion-ejb-jar.xml
• 5.2.3.2 Using the Oracle TopLink Migration Tool to Convert weblogic-cmp-rdbms-jar.xml to toplink-ejb-jar.xml
• 5.2.4 Generating and Deploying EJB Container Classes
• 5.2.4.1 WebLogic Server
• 5.2.4.2 OC4J
• 5.2.5 Loading EJB Classes in the Server
• 5.2.5.1 WebLogic Server
• 5.2.5.2 OC4J
• 5.3 Migrating EJBs in a EAR or JAR File
• 5.4 Migrating an Exploded EJB Application
• 5.5 Writing Finders for RDBMS Persistence
• 5.5.1 Migrating Finder Methods
• 5.6 WebLogic Query Language (WLQL) and EJB Query Language (EJB-QL)
• 5.7 Message Driven Beans

6 Migrating JDBC

• 6.1 Introduction
• 6.1.1 Differences between WebLogic and Oracle Application Server Database Access Implementations
• 6.1.1.1 Overview of JDBC Drivers
• 6.2 Migrating Data Sources
• 6.2.1 Data Source Import Statements
• 6.2.2 Configuring Data Sources in the Application Server
• 6.2.3 Obtaining a Client Connection Using a Data Source Object
• 6.3 Migrating Connection Pools
• 6.3.1 Overview of Connection Pools
• 6.3.2 How Connection Pools Enhance Performance
• 6.4 Overview of Clustered JDBC
• 6.5 Performance Tuning JDBC

A Additional Features

• A.1 Migrating Web Services
• A.2 Java Messaging Service (JMS)
• A.2.1 Oracle JMS (OJMS)
• A.3 Oracle TopLink

Index