Package javax.faces.validator
Class RequiredValidator
- java.lang.Object
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- javax.faces.validator.RequiredValidator
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- All Implemented Interfaces:
EventListener
,Validator
@JSFValidator(name="f:validateRequired", bodyContent="empty") @JSFJspProperty(name="binding", returnType="javax.faces.validator.RequiredValidator", longDesc="A ValueExpression that evaluates to a RequiredValidator.") public class RequiredValidator extends Object implements Validator
Check if a value is empty, in the same way as set UIInput required property to true (including all rules related to this property).- Since:
- 2.0
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Field Summary
Fields Modifier and Type Field Description static String
VALIDATOR_ID
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Fields inherited from interface javax.faces.validator.Validator
NOT_IN_RANGE_MESSAGE_ID
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Constructor Summary
Constructors Constructor Description RequiredValidator()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
validate(FacesContext facesContext, UIComponent uiComponent, Object value)
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Field Detail
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VALIDATOR_ID
public static final String VALIDATOR_ID
- See Also:
- Constant Field Values
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Method Detail
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validate
public void validate(FacesContext facesContext, UIComponent uiComponent, Object value)
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