rich:ajaxValidator is a component designed in order to provide ajax validation inside the inputs. It is designed like an a4j:support component but skips all JSF processing except validation.

Look to the first simple example. This component should be added as a child component to input that should be validated and specify validation event. The component is ajaxSingle by default so only the current field will be validated.

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The component also provides a possibility to use Hibernate Validation for the target fields.

Look to the next example which is modified in order to use Hibernate Validators:

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