Registering a Custom Converter Using a Value Binding Expression

To register a custom converter on a component using value binding:

In the Visual Editor, select the component on which you wish to register a standard or custom converter.
In the Property Inspector, select the converter property, then click .
Enter a value binding expression in the column next to the converter property and press Enter.
Or,

Click the column next to the converter property, then click to use the Expression Builder to select an expression.
(Optional) In the Component Palette, click Attribute in the JSF Core page.
A dialog appears for you to enter the name and value of the component attribute to set. Click Help if you need information about using the dialog.

Code sample

<h:inputText id="age" converter="#{someBean.someProperty}" />