Simple jsp portlet liferay portal examples liferay portal. It uses a basic xml parser to handle the atompub protocol. This exception is thrown when a program attempts to create an url from an incorrect specification. 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. After we configure a wellstructred maven layout for our liferay project, we will create a simple spring mvc portlet. Understanding the portletsession the key to state management in web based applications is the session object. I created a fix for the two issues that allows the liferay example portlet. Inter portlet communication is a mechanism to communicate between the portlets. Access liferay technology, source code, updates and legal benefits for embedding software. As a webbased platform, a portal allows users to connect with one another and find content that is relevant with ease and simplicity. The first one is called understanding the portletsession. The latest release of liferays flagship product, liferay portal 6. Portletsession is the interface which is responsible for portlet session. As i mentioned in my previous article, there are several commercial and opensource vendors currently supporting the java portlet specification.
We can then also cache static 1253 portlet instances. Integrate mondrian in liferay portal jaspersoft community. Liferay examples liferay portal examples liferay portal. For a full listing of learning resources, see the portlet 2. This solution delivers an engaging user experience and homogenizes our complex backend systems. For example, the user might change the 1251 portlet from narrow to wide. Liferay inter portlet communication with portlet sessions liferay. You view a page with 4 portlets on it, you basically have 4 portlet sessions for yourself. Since you are using the eclipse ide to develop for liferay, i believe the following will be applicable. Liferay web portal software helps enterprise customers create portal solutions that are useful, efficient and productive. See how liferay dxp works for you schedule a live demo with our sales team to see how our software works with your current technology and organizational structure to meet your unique goals. When the user select a car, the cars id is stored in the session. A portlet session must be created within the first render attempt.
In this tutorial, we will look into liferay 7 portlet module creation along with osgi configuration. Liferay inter portlet communication ipc is mechanism to communicating one. Generally speaking, you dont call the portlet class directly from the jsp. In general, a web portal represents a web application that provides a single point of access to variety of information. You may ask, why use spring mvc and not extend one of the liferay implementations e. May also work on other platforms with some tweaking. There are four different ways of ipc, lets discuss each one of them one by one, 1. There are different types of portlet containers such as apache pluto, oracle web center and liferay. Development of a simple portlet with spring mvc isos technology. The deployment of the portlet happens without any exceptions. Dec 07, 20 liferay cms and wcm jsr170 content management system and web content management. Portletsession is a similar concept, but different implementation details. You can pass around object either in the portletsession or as a parameter attribute. It should allow enterprise customers more flexible license management and elastic subscription mode.
Following are some of the most frequently asked liferay interview questions in the interview, here are the answers for them. This is an online liferay tutorial for novice to expert. Jspportlet can be used to quickly develop a liferay sdk plugin type portlet or even as i demonstrated before migrate one of the existing native portlets to the more agile plugin environment. The examples are extracted from open source java projects. How to programming with liferay how to build software.
We can also store portlet preferences as keyvalue pair using portlet. In this blog lets see how a portlets life cycle is managed by a portlet container from its initialization to destroy. Since liferay s ootb portlets define false in their liferay portlet. I guess now i have enough time to put some news for all of you who follow lcs progress in the next release of lcs system we will stop support and development for all 6. A portal is generally defined as a software platform for building websites and web applications. Lets create a class rcblogscheduler and implement com. If there are 4 portlet placed on page then 4 portletsession would be created for each request. I want to create a simple input to output portlet that connects to my database. This tutorial on the portletsession is one in a full series of tutorials, cbts and tips designed to help java professionals learn the jsr286 portlet 2.
My example for the update password portlet was actually still using the original struts action updatepasswordaction. Liferay is a open source platform which allows you to create websites. How can i get the username and password values with in the same page. Lets see a full example of using the ipc with portlet session. The following example is a portlet designed to work in the liferay portal using cmis to access the repository. The portletsession interface provides a way to identify a user across more than one request and to store transient information about that user a portletsession is created per user client per portlet application a portlet can bind an object attribute into a portletsession by name. This makes the portletsession useful for communicating all user related information among different portlets in the same portal application. Liferay is an opensource portal that comes bundled with numerous portlet applications. I am trying to implement a search engine, where i can put keywords, in the search textbox, and on the button click. This document lists the key capabilities and portlets in major functional categories. In liferay portletsessionimpl class has implementation for javax. Liferay provides a mechanism by which portlets can share session attributes across wars. But the portlet container implements this interface. Here are some git examples and jenkinsgit integration tutorials.
Introduction to securing liferay dxp liferay help center. In fact, many companies throughout various industries are. So before you store and share any data via the portletsession, consider the. The following are top voted examples for showing how to use javax. A portletsession is created for each user per portlet application.
A collection of portlets developed on and for liferay. The portletsession interface provides a way to identify a user across more than one request and to store transient information about that user. For example, the resource bundle override article explains the resourcebundleoverride sample using the aforementioned sections. I have 2 portlet, one is mvc portlet and another is jsf porlet. The portletsession interface defines two scopes for storing objects. Like my last blog, we will use the same liferay project that we created while demonstrating the logger example. For example, liferay dxps persistence layer is generated and maintained by the service builder framework which prevents sql injection using hibernate and parameter based queries. A portletsession is created per user client per portlet application. Liferay 7 portlet tutorial java,liferay, liferay 7, soap.
Rivet logics costa rica developers forge presented this at a costa rica java users group meeting. Its easy why restrict your portlet to only run on liferay. The portals functionality can provide a farreaching impact on an organization and its processes. Managing state through the portletsession is a supremely important job for the portal. Liferay setup and simple portlet tutorial,liferay tutorial. This tutorial takes the numberguesserportlet one step further by adding portletsession functionality so that the number of guesses the user has performed to try. These examples are extracted from open source projects. Liferay collaboration and social software collaboration software such as blogs, calendar, web mail, message boards, polls, rss feeds, wiki, presence ajax chat client, dynamic friend list, activity wall, activity tracker, alert and announcement, and so on. The prerequisite for this tutorial is liferay 7 development setup before creating module in liferay dxp, so please click on this link to setup the development environment in eclipse. Liferay also has other xml configurations that are specific to liferay and these are generated when you use the plugin sdk to create a portlet. How can i get the values submitted from a jsp in liferay. Questions were focused on seeing where they can place you based on your experiences as well as determining if you are a passionate software engineer.
Just wanted to add some points in addition to what has been said already. For example, if you are starting liferay portal professional, then. I also used the eclipse ide to set up the portlet project. It will supposedly print out a list of records, but it just says request processed successfully. Build gadgets, portlets, pages, themes, navigation and websites. When you wish to present more than just content from alfresco, such as news feeds, general information such as weather, information from other enterprise applications, or analytical dashboards, a portal can be a good choice for accessing alfresco. Once you deploy a portlet, a session will be associated with your portlet war. If you are a liferay developer this is the site for you which will tune up your liferay portal knowledge. Portlet preferences is a feature of liferay to store portlet level configuration data. An introduction to java enterprise portals and portlet development. Digital experience software tailored to your needs liferay.
The root servlet liferay maintains a separate portlet session for every portlet on a page for the user that they have viewed. A portlet can bind an object attribute into a portletsession by name. In some case it is also used as the table name as described in the previous point. We can easily create portlet session object from request object. To make inter portlet communication with help of portlet session we will make.
This article explains the use of portlet session in liferay portlet. 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. Apr 12, 2012 although a jspportlet does little more than display content, there is still some work that needs to be done. The web forms portlet is a tool that allows a web administrator to define a form to be published in the website. Jan 18, 2011 jspportlet can be used to quickly develop a liferay sdk plugin type portlet or even as i demonstrated before migrate one of the existing native portlets to the more agile plugin environment. It combines information from different sources into a single user interface. Portlet session ipc communication between two portlets can a done using portlet session. The default mvcportlet project uses separate jsps for each portlet mode. This session will introduce the unique characteristics of portals, the portlets of which they are built, and the jsr168 specification that enables. Portletsession objects must be scoped at the portlet application context level. This is a new feature brought up in jsr 286 java specification request. For example, sessions must be replicated in a cluster or risk data loss and a. Set this property to true to enable portlet session replication.
Enable the private portlet session by adding the following tag in the liferay portlet. Liferay sso integration, inter portlet communication, openldap on ubuntu, multicolour themes, customizing login. Portals are useful when integrating information from many sources, particularly across the enterprise. In simple language a portlet session is nothing but a java object where we can set attribute and later one we can retrieve attribute value from the session object. To make inter portlet communication with help of portlet session we will make portlet session as public so that data. An enterprise customer portal built on liferay dxp enables your company to keep delivering value to customers after purchase, increasing retention and loyalty through easy self service experiences.
Inter portlet communication using portlet session was introduced in portlet 1. The presentation provides an introduction to portlets using liferay portal including portals and portlets. Cloned instances that are cached 1252 would not see the new change. After the portal server has started, the initial view of the jpivot table appears correctly. Contribute to liferayliferay faces development by creating an account on github. Become a partner mutually beneficial partnerships increase success and capabilities of the liferay ecosystem. Liferay is open source platform and portal technology build on top of java.
I have chosen to use liferay for deploying my portlet. Recently i saw this thread come alive and decided to sit down and make a nontrival readwrite example of using liferays json services work. Portletsession portletsession portletsession externalcontext. The following tutorial is the second of two about the portletsession, written by sal pece. To prevent cross site scripting xss, usersubmitted values are escaped on output. Simplify the way team works with, a cloudbased team project management solution. Liferay inter portlet communication with portlet sessions. Liferay uses the entity name to generate all java class. This method consists on creating an api which communicates with alfresco, this api is independent from liferay, you can use it in a portlet, a servlet or a normal java application and this api allows you to search, delete, send documents, etc. To support integration features, liferay dxp doesnt encode input. This tutorial is intended to provide you a full detailed explanation for getting liferay portal up and running and deploy the same employee registration sample that we had developed in earlier tutorial. Liferay 7 is latest portal version from liferay inc. In this blog we will discuss about storing portlet preferences. Objects stored in the session are available to the portlet during requests for the same portlet window that the objects where stored from.
Inter portlet communication blog e2 software india private limited. How can i share session data across portlets in liferay. When you wish to present more than just content from alfresco, such as news feeds, general information for example, weather, information from other enterprise applications, or analytical dashboards, a portal can be a good choice for accessing alfresco as well. Liferay inter portlet communication with portlet sessions meera prince inter portlet communication shortly we can call ipc is the way of making communication among different portlets which are in same page or reside in other pages. Aug 29, 2011 rivet logics costa rica developers forge presented this at a costa rica java users group meeting. You can derive a patch for the software by following this bug tracker, or wait for this to be incorporated into the rolling release. Liferay 7 share sessions between portlets bundles forums. The liferay mvc portlet framework is light, it hides part of the complexity of portlets, and it makes the most common operations easier. Liferay tutorial liferay portal portlet tutorial journaldev. Users visiting the website can then fill the form which is then sent to a configured email address or saved to file or to database. Modern portals have added multiple features that make them the best choice for a wide array of web applications.
Liferay portal ce is a portal software built in java by liferay inc. For example customer, customerlocalserviceutils etc. Weld1601 lifecycle and session not initialized with portlets red. You provide the credentials of the new database and hit submit. You may have grown your community by using separate tools. An interesting aspect of the portletsession is the fact that data stored in the portletsession, by default, is local and accessible only to the portlet that created it. This tutorial is intended for users for liferay version 6 setup and portlet tutorial. Aug 11, 20 the following tutorial is the second of two about the portletsession, written by sal pece. Liferay helps you decrease the number of calls to your service reps with easytofind information on your customers preferred channels. Lets start by creating a new directory called myjspportlet within liferay\\ext\\extweb. However, using plain portlet api methods like portletsession. Last two months liferay connected service team spent testing system for upcomming changes related to subscription management. This is the another way to share data between portlets.
646 27 1017 1464 1206 1532 1531 92 59 112 378 76 1116 1485 1455 809 1239 1493 1185 312 1541 493 1475 316 1055 1317 618 1457 705 534 698 972 148 866 1131 595 660