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Recommended way to save uploaded files in a servlet application
...e server anyway as it is not portable, transactional and requires external parameters. However, given that I need a tmp solution for tomcat (7) and that I have (relative) control over the server machine I want to know :
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JSF backing bean structure (best practices)
...t, I can get people's opinions on best practices for the interface between JSF pages and backing beans.
6 Answers
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What is the difference between JSF, Servlet and JSP?
...ny of the overridden methods of HttpServlet, such as doGet() and doPost().
JSF (JavaServer Faces)
JSF is a component based MVC framework which is built on top of the Servlet API and provides components via taglibs which can be used in JSP or any other Java based view technology such as Facelets. Fac...
Backing beans (@ManagedBean) or CDI Beans (@Named)?
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CDI is preferred over plain JSF because CDI allows for JavaEE-wide dependency injection. You can also inject POJOs and let them be managed. With JSF you can only inject a subset of what you can with CDI.
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Handling a colon in an element ID in a CSS selector [duplicate]
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In JSF 2,0, you can specify the separator using the web.xml file as init-param of javax.faces.SEPARATOR_CHAR
Read this:
Is it possible to change the element id separator in JSF?
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Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean
...a ee we have many containers that manage life cycle of their objects, like JSF container, EJB container, CDI container, Servlet container, etc.
All of these containers work kind of independent, they boot in application server initialization and scan classes of all artifacts including jar, ejb-jar,...
Difference between JSP EL, JSF EL and Unified EL [closed]
...tailed difference between the Expression Languages (EL).
There is JSP EL, JSF EL and Unified EL.
2 Answers
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Why JSF calls getters multiple times
...Expression#getValue().
This will normally be invoked one or two times per JSF request-response cycle, depending on whether the component is an input or output component (learn it here). However, this count can get up (much) higher when used in iterating JSF components (such as <h:dataTable> a...
Get JSF managed bean by name in any Servlet related class
...s @WebServlet, @WebFilter and @WebListener, you can grab a "plain vanilla" JSF @ManagedBean @RequestScoped by:
Bean bean = (Bean) request.getAttribute("beanName");
and @ManagedBean @SessionScoped by:
Bean bean = (Bean) request.getSession().getAttribute("beanName");
and @ManagedBean @ApplicationSco...
What components are MVC in JSF MVC framework?
In JSF MVC framework who is Model, View, and Controller?
4 Answers
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