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Tag Archives: JSF

Primefaces DataTable Lazy Loading with pagination, filtering and sorting using JPA Criteria, @ViewScoped

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Primefaces datatable lazy pagination works, but I was really frustrated after searching for a full example using Criteria in the web. So I’ve mixed solutions from http://stackoverflow.com/questions/13972193/how-to-query-data-for-primefaces-datatable-with-lazy-loading-and-pagination http://www.primefaces.org/showcase/ui/datatableLazy.jsf http://www.javacodegeeks.com/2012/04/lazy-jsf-primefaces-datatable.html To put all together in a complete example using:     Primefaces 4.0 TomEE 1.6.0+ Criteria JPA With: Filtering Sorting Pagination Using @ViewScoped Managed Beans So let’s go: xhtml snippet <?xml ...

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Securing a JSF application with Java EE security and JBoss AS 7.x

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A common requirement for enterprise applications is to have all JSF pages protected behind a login page. Sometimes you even want to have protected areas inside the application that are only accessible by users that own a specific role. The Java EE standards come with all the means you need to implement a web application that is protected by some security ...

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Implementing a custom JSF 2.0 component with maven

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Some time ago, I have written my own custom JSF component. But at that point in time, JSF 1.0 was still up to date and the project didn’t use maven as build system. Thus, I always wanted to write a custom JSF2 component with maven. So let’s start: First of all we setup a maven project with two modules. Here ...

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JSF Tomcat Configuration Example

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JavaServer Faces (JSF) is a web application framework that is intended to simplify development integration of web-based user interfaces. It is used for developing and building server side User Interface Components and using them in a web application. JSF technology is based on the Model-View-Controller (MVC) architecture and simplifies the construction of user interfaces (UI) for server-based applications by using ...

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Monitor full page, non AJAX, requests to be notified

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Recently, working on new charts and chart “exporting service” in JSF, I’ve faced a quite common problem. When you execute a long-running task (action), you would like to show a status “Please wait …” dialog on start and close this dialog at the end, when the response arrives. This is not a problem for AJAX requests, but it is problematic ...

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Multiple dynamic includes with one JSF tag

java-interview-questions-answers

Every JSF developer knows the ui:include and ui:param tags. You can include a facelet (XHTML file) and pass an object, which will be available in the included facelet, as follows:                 <ui:include src="/sections/columns.xhtml"> <ui:param name="columns" value="#{bean.columns}"/> </ui:include> So, you can e.g. use it within a PrimeFaces DataTable with dynamich columns (p:columns) <p:dataTable value="#{bean.entries}" ...

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Java EE CDI bean scopes

java-interview-questions-answers

Contexts and Dependency Injection (CDI) for the Java EE platform is a feature that helps to bind together the web tier and the transactional tier of the Java EE platform. CDI is a set of services that, used together, make it easy for developers to use enterprise beans along with JavaServer Faces technology in web applications. In CDI, a bean ...

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