Prepare for Upgrade
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Before you begin the upgrade of your Java EE applications and environment from OC4J to Oracle WebLogic Server:
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Review the key concepts of Oracle WebLogic Server and how they differ from OC4J.
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Understand the different installation and configuration tasks required for Oracle WebLogic Server.
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Review the administration tools and processes you will have to use in the Oracle WebLogic Server environment.
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Part I, "Preparing for a Java EE Upgrade"
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Upgrade Your Deployed Applications
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Modify the applications as necessary so they will deploy and run successfully on Oracle WebLogic Server
Note that the SmartUpgrade command-line tool and Oracle JDeveloper extension can help you identify the tasks required to upgrade your applications, and in some cases, generate specific artifacts to help you modify the application.
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Chapter 4, "Upgrading Your Java EE Applications"
Oracle Fusion Middleware SmartUpgrade User's Guide
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Set up an Oracle WebLogic Server Environment
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After you upgrade your application source code, you can then install and configure an Oracle WebLogic Server environment for the application.
When you configure the Oracle WebLogic Server domain, you an also configure any resources required by the application.
Note that the SmartUpgrade command-line tool and Oracle JDeveloper extension can help you identify how to configure the required resources for your application in Oracle WebLogic Server.
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Chapter 5, "Upgrading Your Java EE Environment"
Oracle Fusion Middleware SmartUpgrade User's Guide
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Upgrade Your Application Clients
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Upgrade any client applications that depend upon the applications you have upgraded to Oracle WebLogic Server.
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Chapter 6, "Upgrading Application Clients"
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Configure a Web Tier
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Optionally, install and configure a Web tier to route requests to your test and production environments.
If you were using Oracle HTTP Server or Oracle Web Cache in Oracle Application Server 10g, then you can upgrade your Oracle HTTP Server and Oracle Web Cache configuration using the Oracle Fusion Middleware Upgrade Assistant.
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Chapter 7, "Upgrading a Java EE and Web Server Environment"
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