The <h:message/> and <h:messages/> can be used for displaying the error, fatal error, warning and information messages for single component and for the whole current view respectively. When it comes to develop a JSF page, it happens for a component/view to have a messages that tell the user about some missing or wrong data must be …
JSF
JSF 2 Resource Bundle Example
When you implement a web application, it’s good idea to collect message strings in a central location. This process makes it easier to keep messages consistent and, crucially, makes it easier to localize your application for other locales. The messages strings are collected in a file(s) in the properties format, and those files must use …
JSF 2 Form Example
Most of web applications run on a form submission, and JSF 2 applications are not exception. The <h:form/> is the component that’s responsible for allowing the <h:commandButton/> and <h:commandLink/> to submit the view back to the server. The content type that’s used for submission is by default application/x-www-form-urlencoded, once you’ve omitted providing the attribute enctype. Those values that …
JSF 2 PanelGrid and PanelGroup Example
The components <h:panelGrid/> & <h:panelGroup/> are mainly used as an alternative option for laying out the components into a certain form by generating the HTML markup for laying out components in rows and columns. At the other side, <h:panelGrid/> is often used in conjunction with <h:panelGroup/>, which groups two or more components so they are treated as one. …
JSF 2 Button and Link Example
By default, a JSF application makes a sequence of POST requests to the server each POST contains form data. This makes sense for application that collects user inputs. In the other hand many applications don’t work at this manner. Some other applications provide their users a simple browsing mechanism, in that no data from the …
JSF 2 Body and Head Example
When the web developers try to develop a web application using a JSF 2, no need for using HTML Tags such as <body/> and <head/> for determining the browser body and head respectively. JSF 2 provides both of them as a separate components inside its component kit. The <h:body/> component renders HTML body element, this enables …
JSF 2 OutputLink Example
Unlike <h:commandLink/> the <h:outputLink/> doesn’t generate JavaScript to make the link act like a submit button. The <h:outputLink/> component generates an HTML anchor element and its value attribute used for the anchor’s href attribute, and the contents of the <h:outputLink/> body are used to populate the body of the anchor element. The using of <h:outputLink/> component does has the following …
JSF 2 CommandLink Example
The h:commandLink component is an important one among those components that are provided by JSF. That component does render an HTML anchor tag <a href/>. JSF 2 does enhance the h:commandLink by allowing it to invoke an associated action by passing a parameters for it. The main attribute of the h:commandLink is an action attribute that accepts a method-binding expression for …