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This is the master POM file for Oracle's Implementation of the JSF 2.3 Specification.

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/*
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package javax.faces.validator;

import java.util.List;
import javax.faces.context.FacesContext;
import javax.faces.component.UIComponent;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIInput;

/**
 * 

A Validator that checks for an empty * value in the same way that UIInput checks for a value. In fact, this validator * is equivalent to setting the required attribute on the input component to true.

* * @since 2.0 */ public class RequiredValidator implements Validator { /** *

The standard converter id for this converter.

*/ public static final String VALIDATOR_ID = "javax.faces.Required"; /** *

Verify that the converted object value is not null.

* @param context {@inheritDoc} * @param component {@inheritDoc} * @param value {@inheritDoc} * @throws ValidatorException {@inheritDoc} */ public void validate(FacesContext context, UIComponent component, Object value) { if (UIInput.isEmpty(value)) { FacesMessage msg; String requiredMessageStr = null; if (component instanceof UIInput) { requiredMessageStr = ((UIInput) component).getRequiredMessage(); } // respect the message string override on the component to emulate required="true" behavior if (requiredMessageStr != null) { msg = new FacesMessage(FacesMessage.SEVERITY_ERROR, requiredMessageStr, requiredMessageStr); } else { msg = MessageFactory.getMessage(context, UIInput.REQUIRED_MESSAGE_ID, MessageFactory.getLabel(context, component)); } throw new ValidatorException(msg); } } }




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