How to customize JSF validation error message

Question

How can I customize the validation message that appears when validation fails?

Here is the code I have:

Answer 1

The simplest way would be to set the validatorMessage="my custom message" attribute in the tag.

For a more advanced way read this article Customize validation error message in JSF 2.0

And here a complete Reference to all available message that you can override in JSF 2.0.x