Portlet development reference

View important information and concepts related to portlet development.

Related information

Markup guidelines
View the guidelines for using HTML, WML, and cHTML markup in your portlet JSPs to provide a consistent, clean, and complete user interface.
Building .ear and .war files
You can run a configengine task to build an .ear file or a .war file from an expanded directory.
Accessing the portlet session on the anonymous page
View some pointers on handling portlet sessions in situations where portlets are placed on pages that do not require authentication.
Deployment descriptors
The deployment descriptors define configuration information for the portlets that a portlet application contains.
JSP tags for standard portlets
The standard portlet API defines several tags that can be used in portlet JSPs to access the portlet request and response and to generate URLs.
Handling and visibility of request parameters in portlets
Learn how the standard portlets and IBM® portlets set request parameters for requests targeted to portlets. Acquire an understanding of the parameter visibility for standard portlets, IBM portlets, and the included JSPs or servlets.
Detailed descriptions of the Struts WML tags
Learn about the WML tags used by the portlets within the Struts Application Framework.
Application extension registry
WebSphere Portal provides an application extension registry which is equivalent to the application extension registry provided by IBM WebSphere Application Server. This registry allows any J2EE compliant application to define extension points for other applications to use, or to plug in to other extensible applications.

Parent topic: Developing portlets