| package org.myorganization.validator; |
| |
| import javax.faces.application.FacesMessage; |
| import javax.faces.component.UIComponent; |
| import javax.faces.context.FacesContext; |
| import javax.faces.validator.Validator; |
| import javax.faces.validator.ValidatorException; |
| |
| import org.apache.myfaces.commons.validator.ValidatorBase; |
| |
| /** |
| * @JSFValidator |
| * name = "mycomponents:validateOddNum" |
| * class = "org.myorganization.validator.OddNumberValidator" |
| * tagClass = "org.myorganization.validator.OddNumberValidatorTag" |
| */ |
| public abstract class AbstractOddNumberValidator extends ValidatorBase |
| { |
| public static final String VALIDATOR_ID = "org.myorganization.validator.OddNumberValidator"; |
| |
| public void validate(FacesContext arg0, UIComponent component, Object value) |
| throws ValidatorException |
| { |
| if(!(value instanceof Integer)) { |
| throw new ValidatorException(new FacesMessage("Please enter an integer.")); |
| } |
| |
| int intVal = ((Integer)value).intValue(); |
| if(intVal % 2 == 0) { |
| throw new ValidatorException(new FacesMessage("Please enter an odd number.")); |
| } |
| } |
| } |