Package jakarta.faces.validator

Class RequiredValidator

java.lang.Object

jakarta.faces.validator.RequiredValidator

All Implemented Interfaces:

Validator, EventListener

@JSFValidator(name="f:validateRequired",
              bodyContent="empty")
@JSFJspProperty(name="binding",
                returnType="jakarta.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

Field Summary

Fields

Modifier and Type	Field	Description
static String	VALIDATOR_ID

Constructor Summary

Constructors

Constructor	Description
RequiredValidator()

Method Summary

Modifier and Type	Method	Description
void	validate(FacesContext facesContext, UIComponent uiComponent, Object value)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

VALIDATOR_ID

public static final String VALIDATOR_ID

See Also:

Constant Field Values

Constructor Detail

RequiredValidator

public RequiredValidator()

Method Detail

validate

public void validate(FacesContext facesContext,
                     UIComponent uiComponent,
                     Object value)

Specified by:

validate in interface Validator