Existing JSF applications can be migrated in order to run in WebSphere Portal. Since JSF is a framework there are many variations to how the application can be built with JSF. The steps in this section can be used as a starting point for the migration effort, but may not cover all of the issues that can be encountered.
Check if there are any file upload component in the application, or if the application uses components that support the download of binary data. These features are not supported in JSF portlets and cannot be migrated (see 16.6.5, “Limitations in JSF portlets” on page 548).
Decide to which Portlet API you want to migrate your JSF application. The migration can be done either to the JSR 168 API or to the IBM ...