JSR 286 PORTLET TUTORIAL PDF

This JSR development tutorial shows how to master request-response programming using the PortletRequest and PortletResponse objects of the Portlet JSR (Portlet ) defines a lifecycle for events, so that eventing is name as defined in the previous code example in the portlet section of the file. Portlet Tutorial, Java Portlet, Portlet Example, Java Portlet Tutorial, What is Portlet , JSR has introduced the using of annotations for controlling things were.

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Rational Application Developer provides wizards to help you build, test, and deploy portlets using all of the APIs and related classes and interfaces available in the portlet run time environment. You can also run the build-war-file or build-ear-file tasks to build the.

This jse a mandatory parameter to define what’s the default page to display. When rendered, the portlet’s title is displayed as the header in the portlet window, unless it is overridden programmatically. The code to be executed during an action has to be implemented in the processAction method of the portlet.

In the response, the portlet returns content e. Navigate to the SimplestHelloWorld directory and execute: Portlets also have a portlet filter available for each phase in the portlet lifecycle. portlst

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The XML configuration interface allows the portlet developer to specify places, pages, themes, skins, tutoriap markups and clients, and other settings for a portlet application. If an installed portlet application includes a class loader, the portlet application class loader is an application class loader ACx under WebSphere Portal Express. It must contain the following information:.

Creating a simple portlet

Portlets instead access a javax. A portal can be considered as a series of web pages with different areas within them. Portlets also differ from servlets by having distinct modes and window states. Maximized A portlet may be the only portlet displayed on this page.

You can set up the run time environment for debugging portlets on the local development machine or on a remote server.

We will tell you, however, how portlets differ from other types of servlet-based web apps. It is split in different pieces.

This class is part of the JBoss Portlet Bridge This is a mandatory parameter to define what’s the default page to display. This is the mandatory descriptor files for portlets.

It is used during deployment.

The tutorials contained in this chapter are targeted toward portlet developers. This section describes how to deploy a portlet in GateIn 3.

One when the portlet is rendered and two when the portlet is actioned then rendered. GenericPortlet This is the mandatory descriptor files for portlets.

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Creating a simple portlet

The Portlet Specification introduces PortletFilter as a standard approach to extend the behaviors of portlet objects. You can also build portlets using your own development environment and tools.

Processes events triggered in the Action phase. Portlet interface uses the javax. This ensures that the portlet will render well within the theme and across portal vendors. Override the doView method as in pprtlet first tutorial.

Define the portlet name. Each portlet phase executes different operations:.

Portlets – Liferay – Liferay Developer Network

We recommend the latter, so you can take advantage of the modularity features inherent in OSGi. Each portlet phase executes different operations: The portal administrator can download a WAR file from the Internet and then use the portleg administration interface to install the portlet to WebSphere Portal Express. In this method the var attribute is used. This will enable the corresponding buttons on the portlet’s window.

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