EGL Reference Guide for iSeries


PageHandler part

An EGL pageHandler part (or, more simply, a page handler) controls a user's run-time interaction with a Web page. Specifically, the page handler provides data and services to a JavaServer Page (JSP) that displays the page. You can work most easily by customizing the JSP file and creating the page handler in the WebSphere Studio Page Designer; for details, see Page Designer support for EGL.

The page handler itself includes variables and the following kinds of logic--

The variables in the page handler are accessed in two ways:

The pageHandler part should be simple. Although the part might include light-weight data validations such as range checks, you are advised to invoke other programs to perform complex business logic. Database access, for example, should be reserved to a called program.


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