Practical JSF in Java EE 8: Web Applications ​in Java for the Enterprise

© Michael Müller 2018

Michael MüllerPractical JSF in Java EE 8 https://doi.org/10.1007/978-1-4842-3030-5_17

17. Conversation Scope

Michael Müller¹ 

(1)

Brühl, Nordrhein-Westfalen, Germany

 

Contexts and Dependency Injection (CDI) offers a couple of different scopes that you may use to define the lifetime of an object. Most scopes (such as request scope) are bound to predefined cycles like a single request, a session, or the application lifetime. The lifetime of one predefined scope, the conversation scope , can be controlled programmatically, so this scope becomes interesting for a couple of features.

Multi-page Editor

Our next task is to create a new book entry or edit an existing one. The book editor will consist of a tab panel offering one page for ...