The portlet interface is used by the portlet container to invoke the portlets. Deployed the portlet application in the preconfigured oc4j that is shipped with the jdeveloper. Create a jsp page for the view mode of the portlet. I have a portlet with jsr 168 specification which used to run inside uportal some old portal based framework for java. Portlets provide a presentation layer to information systems. Portlet needs to have the valid web service endpoint to act as a wsrp endpoint. Building portlets and wiring them in your application.
Interoperability between jsr 286 portlet events and jsr. Uri of the virtual dataport server that the portlet will. It is entirely standardsbased and supports the jsr168 portlet specification. Introduction to developing jsr168compliant portlets. Here is a very nice article on comparing jsr 168 specification with the ibm portlet api. Updates to the original jsr java community process. It is entirely standardsbased, and supports the jsr168 portlet specification.
Noel bergman introduction to portlet programming with jsr 168 page 2 session overview portals are a hot growth area, but prior to jsr 168, we lacked a standard api for portlet development. The portlet shown does not implement any portlet api specific interface shows use of simplified method signature returns a string. The java portlet specification achieves interoperability among portlets and portals by defining the apis for portlets. An introduction to portlet programming this portlet programming tutorial is an introduction to developing jsr286 applications that can be deployed to any standardsbased portal server. The book offers the reader the tools and information necessary to develop portlets and portal applications in two ways. When clicking on jsr168 or jsr286 in the export column of the widgets status table, the user will have to fill in.
Hi all, i am quite new to this whole new fusion concept. Ive been having some problems with java portlet parameters and wsrp in wlp 10. The outputs and inputs are matched based on an xml qualified. Jsr 168 interportlet communications using ibm rational. Jsr 168 is a specification from the java community process for portlet development.
A set of plugins to add portlet jsr 168 and jsr 286 support to eclipse. This article will first describe how to write a jsr 168 portlet, and then cover how to implement a service within a portlet. Created a java bean to store the portlet information,added some business logic to the portlet. This article describes how to develop jsr 168 portlet api specification 1.
This section describes how to create a simple jsr 168 portlet in eclipse and register it with the aqualogic interaction portal. This session will introduce the unique characteristics of portals, the portlets of which they are built, and the jsr168 specification that enables. Learning how to develop effective, jsr 168, portal applications, everything from the genericpo cameron w. Genericportlet automatically inherits the jsr 286 functionality, which automatically forwards resource requests to a file in the web application named after the resource id, creating a. Communication between portlet factory and jsr 168 stack. Jsr 168 portlet development simplified, second edition. Jsr168 portlet development simplified, second edition.
It is managed by the portlet container and processes requests and generates dynamic content as response. The portlet you create will implement the view mode and display the message hello, world. The portlet api makes it very easy to develop delicious portlets that can intelligently respond to this webbased requestresponse cycle. Updates to the original java specification request jsr. Addresses standardization for preferences, user information, portlet request and responses, security, deployment packaging. Jul 27, 20 the following tutorial, written by sal pece, is the fourth in a series of portlet development tutorials, focussing on the portlet api s need for the portleturl, and how this jsr286 portleturl component can be used to link back to the portal, portal page, or portlet instance running on a page. Interoperability between jsr 286 portlet events and jsr 168. The java portlet specification defines a contract between the portlet container and portlets and. In both models, portlets declare their external inputs and outputs so that they can be matched for communication. The following example is developed using rational application developer websphere portal 7. Portlets are web components like servlets specifically designed to be aggregated in the context of a composite page. Mar 15, 20 portlet needs to have the valid web service endpoint to act as a wsrp endpoint. This article will walk through the development of a simple portlet application to demonstrate the inner workings of a compliant portlet.
Portals, portlets, and the java portlet specification. Requirements for developing jsr168compliant portlets for sas. Public render parameters allowing portlets to share parameters with other portlets. You can download the java portlet specification as well as the java portlet api javadoc from to become.
The portlet specification defines a proposed standard for the java portlet api as outlined in the jsr 168 java specification request, designed to enable interoperability between portlets and portals by defining a set of apis for portal computing addressing the areas of aggregation, personalization, presentation and security. We will then refactor and extend the portlet to see how some of the patterns of servlet development might be used. Enables interoperability among portlets and portals. The following tutorial, written by sal pece, is the fourth in a series of portlet development tutorials, focussing on the portlet apis need for the portleturl, and how this jsr286 portleturl component can be used to link back to the portal, portal page, or portlet instance running on a page. The main difference between the two types of portlets is that the jsr 168 version can only display the content of a view.
Jsr 168 vs jsr 286 the major improvements from jsr 168, as noted in the jsr 286 document events enabling a portlet to send and receive events and perform state changes or send further events as a result of processing an event. Whats new in developing jsr168compliant portlets for sas information delivery portal 4. Export to jsr168 or jsr286 portlet virtual dataport. Whats new in developing jsr168 compliant portlets for sas information delivery portal 4. However, i need to take this portlet off the portal and make it as an standalone app. On the other hand, the jsr 286 version can interact with other portlets by sendingreceiving events or sharing public render parameters see the java portlet specification version 2. Custom maven archetype that is used to generate a uportal specific spring portlet mvc shell.
Now my question is if there is any way to that with existing code or do it need to create a new webapp. Jan, 2011 jsr 168 vs jsr 286 the major improvements from jsr 168, as noted in the jsr 286 document events enabling a portlet to send and receive events and perform state changes or send further events as a result of processing an event. The portlet specification defines a proposed standard for the java portlet api as outlined in the jsr 168 java specification request, designed to enable interoperability between portlets and portals by defining a set of apis for portal computing addressing the areas of. After jsr 168 inception, java portlets may be deployed on any java portal servers. Nitesh kumars technical blog nitesh kumars technical blog is for java,jsr168,jsr286,ibm wmq,spring jms,websphere portal,open source, jsreport, ruby related issues and solutions. Is it possible to download a file from a jsr 168 portlet. This allows developers who want to use any jsr 168compliant portlet container to quickly build quality portlets. A widget can be exported to a jsr168 or jsr286 portlet, so it can then be deployed it in any standard java portal server. Uri of the virtual dataport server that the portlet will obtain the data from. A portal is a web application that presents content from multiple sources.
The first version of the portlet specification, jsr168portlet1. This section describes how to create a simple jsr168 portlet in eclipse and register it with the aqualogic interaction portal. I have one portlet in portlet factory in one page in one. This session will introduce the unique characteristics of portals, the portlets of which they are built, and the jsr 168 specification that enables. We are trying to build some web center based applications. Part 1 part 2 part 3 in this threepart series, the articles describe new features available in the java portlet specification 2. Jsr 168 defines portlets as javabased web components, managed by a portlet container, that process requests and generate dynamic content.
Harnessing jsr168 scope this presentation takes a look at creating a compelling. It will also address how the security and personalization is handled. The reason, is that the download bundle contains jboss application server, and. Part 1 focuses on building portlets that will adhere to the jsr 168 api standard. The new series jsr 286 portlet are series of examples using jsr 286 portlet api. Problem with portlet jsr 168 parameters and wsrp oracle. Introducing the portlet specification, part 1 javaworld. This article contains a tutorial on how to create a simple portlet and deploy it into a portal. Jsr 286 is advanced portlet specification and it was added new features to jsr 168. Learning how to develop effective, jsr168, portal applications, everything from the genericpo cameron w. I have downloaded jdev11gstudio edition version 11. Difference between jsr 168 and jsr 286 portlet life cycle. Figure 2 illustrates how the portlet in the presentation layer interacts with a financial service in the service layer to get data.
It includes for both the jsr 168 and jsr 286, the api, xsd and tlds. Metaspace portal is the new generation of tools to manage, generate, and maintain corporate web portals and their contents. Part 1 provides an overview of the java portlet specifications and explains in detail one of the main features introduced in jsr 286. In my last article, understanding the java portlet specification, i introduced to the main concepts behind the java portlet specification, jsr168. Allows to even enable jsr 168 portlets to use public render.
Metaspace portal is portlet specification api jsr 168 compliant and it has a lot of advanced features to manage portals. Interoperability between jsr 286 portlet events and jsr 168 cooperative portlets. Imagine a great book that made understanding the jsr168. Jul 11, 2008 this tutorial shows you how to create a basic jsr 168 portlet. The java portlet specification jsr 168 changes this. Every portlet has to implement this interface, either by directly implementing it, or by using an existing class implementing the portlet interface. Difference between jsr 168 and jsr 286 portlet life cycle,jsr 168 portlet life cycle,jsr 286 portlet life cycle.
Building a web service powered jsr 168 financial portlet. This introduction to the java portlet specification will introduce the basics of portals and portlets. When you use oracle enterprise pack for eclipse to import jsr 286 portlets into an existing web application that contains jsr 168 portlets or portlet which is based on jsr 168 built in 10g enviroment the existing portlet. Jsr168 establishes portlet container pluto is the reference implementation portlet api requests preferences user information deployment packaging relationship between portlet and portlet container. Interoperability between jsr 286 portlet events and jsr 168 cooperative portlets by concept, cooperative portlets are similar to jsr 286 portlet events. In this lesson, you will learn how to build two types of portlets. The portlet specification will define a portlet api that provides means for aggregating several content sources and applications front ends. Noel bergman introduction to portlet programming with jsr168 page 2 session overview portals are a hot growth area, but prior to jsr168, we lacked a standard api for portlet development. This article will focus on the portlet side of things, by showing how to create a simple portlet and deploying that into a portal.
This specification, developed by a committee of j2ee portal vendors, aims to achieve interoperability between portals and portlets. When clicking on jsr168 or jsr286 in the export column of the widgets status table, the user will have to fill in uri of the virtual dataport server that. Both concepts describe publishsubscribe communication patterns that are based on typed information that is published and received by portlets and propagated via communication links. Done some research and have found that serverresource method appears to be the way to go, but this does not seem to be available for jsr 168 portlets.
Portlets are used by portals as pluggable user interface components. Java community people was founf some of the limitations in jsr 168 and they are added new specifications to jsr 168 then they released as jsr 286 standards. About the sample code a download accompanies this tutorial. Jsr168 portlet implementing calendar viewing in uportal. From jsr 168 to ibm websphere portal extensions ron lynn, joey bernal, peter blinstrubas, stefan hepper, usman memon, varadarajan varad ramamoorthy on. This tutorial shows you how to create a basic jsr 168 portlet. Generally in servlet web application each servlet will be referred by url to invoke or access and each web page content will be served by one servlet but in portlets each page will be served by different portlet and each portlet will have its own lifecycle and own url pattern to execute. A portlet is a java technology based web component, managed by a portlet container, that processes requests and generates dynamic content. Along the way we will exercise different aspects of the api available to a jsr168 portlet developer. I need to portlet factory redirect, using command button, to portlet jsr 168. It will provide the essentials needed to understand that java portlet api and to begin developing compliant portlets. Jsr 168 portlet implementing calendar viewing in uportal.