A set of plugins to add portlet jsr 168 and jsr 286 support to eclipse. Custom maven archetype that is used to generate a uportal specific spring portlet mvc shell. A portlet is a java technology based web component, managed by a portlet container, that processes requests and generates dynamic content. This popular author tells how to use services in ibm websphere portal v6 and ibm websphere application server v6 to enable jsr 168 portlets to read url parameters, even though the portlet api jsr 168 standard does not define a way to do it.
Download pdf jsr168 portlet development simplified, second edition. This utility lets you import jsr168 war files containing jsr168 portlets, and expose the portlets in wsrp producers. Consuming a jsr168 calculator portlet in a java server. To implement iframe in portlets perform the following steps. I somehow found the link to download the api here it is thanks. This jsr differs from jsr182 payment api for the java platform in the following way. Create your yaml definition file for your rest interface along with a configuration file defining where java classes, a client, and tests should be generated, and you have rest endpoints ready to call your api. You can then either automatically deploy the ear file or deploy it from the administration console. To be clear on terminology well call anything, other than the usual presentation content, that we want to deliver to the user a.
Jsr168compliant portlets are different from portlets that are proprietary to sas because jsr168compliant portlets are implemented by using an industrystandard api. The jsr168 api introduces two new constants, or should i say, final static variables, in the portletsession class. The java portlet specification achieves interoperability among portlets and portals by defining the apis for portlets. Create a jsp page for the view mode of the portlet. Jsr 168 is defined by the java community process jcp. You can use liferay dxp in headless mode and write your web and mobile clients any way you want. Create include the html file that is to be embedded in the portlets iframe. For developers using rational application developer rad to develop the jsr 168 portlet applications, this technote will explain how to include multiple.
Portlets provide a presentation layer to information systems. Updates to the original java specification request jsr. 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. Search and download functionalities are using the official maven repository. The book offers the reader the tools and information necessary to develop portlets and portal applications in two ways. In order to effectively cluster web applications, session data must be replicated or shared between the nodes in the cluster. Java specification participation agreement version in use. The api of denodo scheduler allows you to interact with scheduler programatically and develop extensions for it. This allows developers who want to use any jsr 168compliant portlet container to quickly build quality portlets. About the sample code a download accompanies this tutorial. Is it possible to download a file from a jsr 168 portlet. There are, however, analogous structures that should get you to all the information you are looking for. The project consists of a library based on java specification request 94, release 1. Jsr168 portlet development simplified, second edition.
Learning how to develop effective, jsr168, portal applications, everything from the genericpo cameron w. Updates to the original jsr java community process. In addition, the api will provide a mean for sharing data among portlets of the same portal. Does anyone have a link to a concise summary of what makes a portlet jsr 286 compliant vs being only jsr168 compliant. Click the product name or the file name to start the download. Uploading does not seem a problem, but downloading does. Jetspeed will automatically pick up and deploy the application within 10 seconds or so. Introduction to developing jsr168compliant portlets. It is planning to support editors for the portlet descriptors and wizards to generate new project and portlets size. Proprietary sas portlets are implemented by using the sas portlet api. Figure 2 illustrates how the portlet in the presentation layer interacts with a financial service in the service layer to get data. This section describes how to create a simple jsr168 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.
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. I want to make a portlet which shows a file list and allows users to download and upload files. 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. An introduction to java enterprise portals and portlet. Also you can compress javascript and compress css and generate sql connection strings.
Jsr168 portlet applications represent a special challenge when it comes to clustering within tomcat or any other servlet container, for that matter. An implementation of fileupload for use in portlets conforming to jsr 168. However, any portlet developed according to the jsr 168 or jsr 286 specifications should be able to run on any. Many people ask how to achieve file downloads from a portlet project. Part 1 focuses on building portlets that will adhere to the jsr 168 api standard. After you start the utility, you can import the jsr168 war files into an enterprise application ear file. Portlets would be grouped in a portal application by bundling them in a single war with a portlet deployment descriptor file. This article will first describe how to write a jsr 168 portlet, and then cover how to implement a service within a portlet. This updated version of a july 2003 article highlights java portlet specification 1. This standard has industry backing from major portal server vendors. Imagine a portlet development book that dealt with just that.
To enable interoperability between portlets and portals, this specification will define a set of apis for portal computing addressing the areas of aggregation. Jsr 168 interportlet communications using ibm rational. Ive got a copy of the spec and thats anything but concise so linking the spec is not a useful answer. Your use of this publication shall be governed by the terms established by the vendor at the time you acquire this. Which jsr 168 compatible java web frameworks are there. Now, interestingly, i dont see any libraries packaged into this war file, so maybe its not complete as is but ideally, it should contain all. Im going to try putting this mystery to rest by first explaining the limitations and then showing some old and new ways of overcoming them in liferay. Jsr 168 api supports implementation of iframes in portlets. You can then go to the portlet customizer, and select the portlets that you deployed and place them in your portal. It includes for both the jsr 168 and jsr 286, the api, xsd and tlds. An introduction to java enterprise portals and portlet development. What is jsr 168 portlet specification and its advantages.
When the request to download a certain file comes in, i should be ableto set the content type and overwrite everything make the portalcomposition be. Building a web service powered jsr 168 financial portlet. From the customizer add portlet page, there are two filters to help you find jsr168 standard portlets. If you need assistance with downloads, please contact customer service. 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. Can anybody help me in finding javadoc for jsr 168 on the web. There are many java web application frameworks available but what are my alternatives when developing jsr 168 portlets. I also used the eclipse ide to set up the portlet project. The jsr 168 was coled by ibm and sun and had a large expert group that helped to create the final version which is now available. Portlets and just to be clear, im talking jsr168 dont process exactly like servlets and not using the same classes. Jsr168 portlet implementing calendar viewing in uportal. 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. In addition, this article introduces the enterpriseclass portal open source project along with its subprojects that deliver key portalrelated.