JB blog

In case of validator for multiple fields, you have to use a f:attribute facet(s) to attach the validator to the last component of the group (components are rendered, validated, converted and updated in the same order as you define them in the JSF view) and pass the client ID of the other component(s). In some of cases, you may confused to use an attribute field(s) in f:attribute value. For insta..

Validator for multiple fields Introduction Validators in JSF are nice. They, however, have its short comings. They will by default validate only on fields at once. There is no standard way to attach one validator to multiple fields. Although there are some situations where you want this kind of functionality. For example validating the password confirmation field, validating the range of two num..

Creating Custom JSF Validation You can add your own validation logic to meet your specific business nedds. If you need custom validation logic for a component on a single page, you can create a validation method on the page's backing bean. Creating the validation method on a backing bean is also useful when you need validation to access other fields on the page. For example, if you have separate..