The goal of jsr java specification request 168, the portlet. It is envisioned that the developer api will be similar to the servlet api. For samples of these artifacts, please see the downloadable source, which. This way, when a page is displayed there is only one iframe in the background document. Both concepts describe publishsubscribe communication patterns that are based on typed information that is published and received by portlets and propagated via communication links. Stepbystep guide for building your own portlets 2008 by david bowley.
When both configuration annotations and a portlet deployment descriptor are present, values from the deployment descriptor override. A set of plugins to add portlet jsr 168 and jsr 286 support to eclipse. Jsr286 supersedes jsr168, and is mostly compatible with its predecessor. Ppt portals and portlets powerpoint presentation free. Mar 09, 2007 imagine a portlet development book that dealt with just that. Rapid portlet development with websphere portlet factory. For example, i have put this is custom liferay mvc portlet and deploy the portlet. However, any portlet developed according to the jsr 168 or jsr 286 specifications should be able to run on any compliant container, so you dont have.
The portlet you create will implement the view mode and display the message hello, world. A portlet is a java technology based web component, managed by a portlet container, that processes requests and generates dynamic content. The portlet specification is similar to the java servlet specification. It describes the main issues in performing such a portlet conversion. An introduction to java enterprise portals and portlet. The swizzle was that the portlets needed access to url parameters so that web applications outside of websphere portal could pass parameters to the portlets. Only portlets using the jsr 168 or the jsr 286 portlet api can be deployed to websphere application server v6. Building portals with the java portlet api dave minter. A spring mvc jsr 168 portlet for use with uportal, cas, and exchange jasigexchange portlet.
You could deploy and run this portlet to websphere portal v5. Building a web service powered jsr 168 financial portlet. This was possible between portlets that are in the same web application. Lep is a j2ee open source portal package that is 100% portlet api jsr 168 compliant and is built on top of struts and hibernate. Enables interoperability among portlets and portals. The portlet should look and operate exacly the same as the tool, except that the options button moves to the title bar as a little edit icon. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Portlet development with liferay open source for you. Jeff linwood and dave minter show you how to solve these real problems in building portals with the java portlet api. Portlet class is controller class which will handle all. Download portlet open source trading site post for free. In this chapter, we cover the development of struts portlet applications in rational application developer using the jsr 168 api. This article shows how to convert a portlet that was originally developed for the ibm websphere portal proprietary portlet api to one using the jsr 168 standard portlet api.
Build jsr168 portlet as complete replacement for web. Jsr 168 portlet api pdf the goal of jsr java specification request, the portlet and a set of portlet apis that address personalization, presentation, and. If you need to convert a portlet from the ibm portlet api to the jsr 168 api, this article serves as a good model for your doing so. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. This document contains information relevant to plumtree supports wsrp and jsr 168 portlet standards and is part of the cover pages resource. This updated version of a july 2003 article highlights java portlet specification 1. The examples will work on any portal that complies with the jsr168 portlet api. Converting the worldclock portlet from the ibm portlet api to. If you need assistance with downloads, please contact customer service. Figure 2 illustrates how the portlet in the presentation layer interacts with a financial service in the service layer to get data. Build a complete seamless replacement for the web content tool except using a jsr 168 portlet. Imagine a portlet development book that dealt with just that. Portlet info specify the following portlet information for each supported locale. How to add jsr 168 portlets to web logic portal oracle.
The portlet specification will be based on the servlet specification. The book offers the reader the tools and information necessary to develop portlets and portal applications in two ways. Rowlinghardcover sapnaonline offers free shipment all across india for orders above rs and global shipment at the most economical cost. This is the first in a twopart series on developing jsr 168 struts portlets. The principal objective in this public access knowledgebase is to promote and enable the use. Portlets are web components like servlets specifically designed to be aggregated in the context of a composite page. Understanding the servlet api would shorten the process of learning portlet technology. Imagine a great book that made understanding the jsr168 api easy. An open source site for organizations to share portlets developed according to the. Jan 21, 2017 jsr 286 portlet life cycle also have all above jsr 168 4 methods, there are 2 new method introduce in jsr 286.
Exact details will be agreed early in the life of the jsr and communicated to expert group members. A portlet container provides a runtime environment for portlets implemented according to the portlet api. Imagine a great book that made understanding the jsr 168 api easy, and taught you exactly what you needed to know to start developing effective portlet solutions. June it is an important goal that the design of the portlet specification would allow implementations to support remote portlet execution. Check it out online here without having to do a download. Starting off with a basic introduction to the portlet interface, this book progressively graduates to more and more advanced topics, covering everything. Part 1 focuses on building portlets that will adhere to the jsr 168 api standard. It will also address how the security and personalization is handled. Jsr 286 is a java specification from the java community process that has improved upon the jsr 168 portlet api by providing additional capabilities, such as filters, events, public render parameters and resource serving. The cover pages is a comprehensive webaccessible reference collection supporting the sgmlxml family of meta markup language standards and their application. Winner of the standing ovation award for best powerpoint templates from presentations magazine.
Portlets provide a presentation layer to information systems. This article contains a tutorial on how to create a simple portlet and deploy it. Here is a very nice article on comparing jsr 168 specification with the ibm portlet api. Download pdf jsr 168 portlet development simplified, second edition. An introduction to java enterprise portals and portlet development. The downside to this solution is that every instance of the portlet within the portal shares the configuration settings. Difference between jsr 168 and jsr 286 portlet life cycle. This allows developers who want to use any jsr 168compliant portlet. Interoperability between jsr 286 portlet events and jsr 168 cooperative portlets by concept, cooperative portlets are similar to jsr 286 portlet events. It includes for both the jsr 168 and jsr 286, the api, xsd and tlds. Developing jsr168compliant portlets for the sas information delivery portal 4. In addition, this article introduces the enterpriseclass portal open source project along with its subprojects that deliver key portalrelated.
The portlet specification will define a portlet api that provides means for aggregating several content sources and applications front ends. Interoperability between jsr 286 portlet events and jsr 168. This book describes the new java portlet api, including security, portlet life cycles, and portlet interaction with servlets and jsp. Difference between jsr 168 and jsr 286 portlet life cycle,jsr 168 portlet life cycle,jsr 286 portlet life cycle. Php portlet is an api to develop portlets in php 5 language inspired in the java jsr168 portlet specification. Jsr 168 portlet development simplified, second edition. Demystifying the jsr168 portlet api cameron mckenzie on. I need to portlet factory redirect, using command button, to portlet jsr 168.
The refactoring requirement called for converting the legacy ibm portlet api portlets to jsr 168. I have one portlet in portlet factory in one page in one. Addresses standardization for preferences, user information, portlet request and responses, security, deployment packaging. Retrieving url parameters from jsr 168 portlets using. Portlet api jsr168 javadoc genericportlet to portletsession and all classes in between if youre using websphere, ive got some free tutorials on my site. An open source site for organizations to share portlets developed according to the new jsr 168 and wsrp standards. This article will first describe how to write a jsr 168 portlet, and then cover how to implement a service within a portlet. The jsr 168 standard does not define a way for a portlet to retrieve plain old url parameters.
It walks through creating a simple struts portlet using rational application developer v6. I have a portlet with jsr 168 specification which used to run inside uportal some old portal based framework for java. The correct bibliographic citation for this manual is as follows. This section describes how to create a simple jsr168 portlet in eclipse and register it with the aqualogic interaction portal. This section describes how to create a simple jsr 168 portlet in eclipse and register it with the aqualogic interaction portal.
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. How to add jsr 168 portlets to web logic portal 650850 nov 6, 2009 8. Jsr000168 portlet specification java community process. These improvements have necessitated changes to the xsd for the portlet deployment descriptor pdd that adds new elements to it. This allows developers who want to use any jsr 168compliant portlet container to quickly build quality portlets. This standard has industry backing from major portal server vendors. Portal application development using websphere portlet factory 2008 by. What is jsr 168 portlet specification and its advantages. Create a jsp page for the view mode of the portlet. Get your kindle here, or download a free kindle reading app.
Introducing the portlet specification, part 1 javaworld. For all other jcp related questions, please see our frequently asked questions faq. 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. Jsr168 portlet development simplified, second edition. Learning how to develop effective, jsr 168, portal applications, everything from the genericpo 2007 by cameron w. Now my question is if there is any way to that with existing code or do it need to create a new webapp.
Build a complete seamless replacement for the web content tool except using a jsr168 portlet. Lep is an out of box solution that provides many portlets for personalization, usergrouprole management, web email, message boards, document library, wiki, and other content management tools. The portlet specification will restrict the use of functions provided by the servlet api to a subset that makes sense for components providing fragments of a markup page. Stefan hepper is the responsible architect for the websphere portal, workplace client and server programming model and public apis and was coleading the java portlet specification v 1. A jsr 168 portlets catalog makes sure that portlets under this catalog may run on any standardscompliant java portal server. Mar 16, 2007 in the pre jsr 168 days, you had to develop and maintain a separate version of your portlet that complied with the vendorspecific portlet api for each and every vendor portal.
It seems like both ibm and bea push you towards using their portal extensions as value add features. 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. The jsr168 api introduces two new constants, or should i say, final static variables, in the portletsession class. A good book on understanding jsr168 portlet development is the only book you need to start learning how to effectively and intelligently take advantage of the jsr168, portlet development api. The related tasks were timeconsuming, aggravating, and cumbersome. For the examples in this article, i used the java spring framework, which provides some helpful utilities and container beans, to simplify some of the portlet api plumbing. Updates to the original jsr java community process. Note that the deployment descriptor can still be used. The first version of the specification, jsr168, established version 1.
This session will introduce the unique characteristics of portals, the portlets of which they are built, and the jsr168 specification that enables. Portals have evolved from simple web applications with multiple links to an enterprise application delivery platform that serves composite applications. Struts portlet development using the jsr 168 api ibm. This spec is the standard for supporting java portlets inside of portal servers and allows developers who want to be able to develop portlets on several different vendors portal servers, much like j2ee web applications run inside any brand of application server. The portlet specification will define a portlet api that provides means for aggregating. Updates to the original java specification request jsr. Imagine a great book that made understanding the jsr168 api easy, and taught you exactly what you needed to know to start developing effective portlet solutions. However, i need to take this portlet off the portal and make it as an standalone app. Whats new in developing jsr168compliant portlets for sas information delivery portal 4. This method allows the portlet to free up resources and update any persistent data that belongs to this portlet. Jsr 000168 portlet specification final release this is the final release of this specification, as described in section 3.
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