We will first get brief introduction about Spring MVC (Web MVC) framework and then we see how to write Spring MVC Portlet in Liferay step by. Spring MVC is one of the most popular framework to create portlets. Liferay supports creating Maven Spring MVC Portlet. You can add multiple. Liferay MVC vs Spring MVC is one of the most hot topic for liferay developer. It always creates confusion as what to choose when. In this article I.
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The properties files must be on the classpath in order for the module to use them. Using the WAB Generator. Sign up using Facebook. Instantiation of bean failed; nested exception is org. For doing this first we create a simple Portlet and then convert it into Spring Portlet. Sign up using Email and Password. Constructor threw exception; nested exception is java. Views To configure the Spring view resolver, add a bean to your application context file portlet-context.
PortletRequest s to javax. Find the complete DTD here. It is perfectly valid to bring the tools and experience you have from other development projects over to Liferay. Next configure your web application.
For usage with Portlets, this Servlet is necessary to force the portlet container to convert the PortletRequest to a ServletRequest, which it has to do when including a resource via the PortletRequestDispatcher. Dani 3, 4 21 We can have multiple action methods in single class.
Spring MVC Portlet
Lets Start this step by step: Now the front controller, org. But for porltet I can tell for setting up a SpringMVC portlet you only need to make few changes in your current portlet. For more info visit: Accounting for multiple service implementations, using the best service implementation available taking into account the service ranking property.
The DTD is here. DispatcherPortletcan get a request liferxy the view layer, but there are no actual controller classes to delegate the request handling to. It covers the high points, assuming you already have familiarity with Spring MVC. Add Portlet to control Panel.
Provide an application context file portlet-context.
You are using the wrong flavour of Spring mvc here. Number Of Unique Visitor.
Design your model entity and write your service layer as normal see the tutorials on Service Builder here. Add page, layout,Portlet Programatically.
View Mode Controller A simple controller class supporting View mode might look like this: Liferay is an open platform in an ecosystem of open platforms. Create Portlet with Maven. Your application must be able to convert javax. Here I cannot add the whole code.
Spring MVC – Liferay – Liferay Developer Network
Front Controller after receiving request take help from some helper classes these classes are mention in a seperate file whose name is: Then you can take advantage of the Declarative Services Component and Reference annotations, which let you avoid the porhlet code associated with service trackers.
Any Spring Project contain atleast one application context file where all beans and helper classes are defined.
Cannot create inner bean ‘com. ServiceTracker to track the service of the type you need. Add this to the web. A complete list of the attributes you can set can be found here. You can simply add them from liferay-war with the help of liferay-plugin-package.