| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cocoon.forms.samples; |
| |
| import java.util.Calendar; |
| import java.util.Date; |
| import java.util.GregorianCalendar; |
| |
| import org.apache.avalon.framework.logger.AbstractLogEnabled; |
| import org.apache.cocoon.forms.formmodel.Widget; |
| import org.apache.cocoon.forms.validation.ValidationError; |
| import org.apache.cocoon.forms.validation.ValidationErrorAware; |
| import org.apache.cocoon.forms.validation.WidgetValidator; |
| |
| /** |
| * Example of a custom validator. Check that the given date is a valid birth date, i.e. |
| * is at least 5 years before current date and no more than 100 years old. |
| */ |
| public class CustomBirthDateValidator |
| extends AbstractLogEnabled |
| implements WidgetValidator { |
| |
| /** |
| * @see org.apache.cocoon.forms.validation.WidgetValidator#validate(org.apache.cocoon.forms.formmodel.Widget) |
| */ |
| public boolean validate(Widget widget) { |
| Date birthDate = (Date) widget.getValue(); |
| if (getLogger().isDebugEnabled()) { |
| getLogger().debug("Validating date " + birthDate); |
| } |
| GregorianCalendar cal = new GregorianCalendar(); |
| cal.add(Calendar.YEAR, -5); |
| Date maxDate = cal.getTime(); |
| cal.add(Calendar.YEAR, -95); |
| Date minDate = cal.getTime(); |
| if (birthDate.after(maxDate) || birthDate.before(minDate)) { |
| if (widget instanceof ValidationErrorAware) { |
| ((ValidationErrorAware)widget).setValidationError(new ValidationError("Invalid birth date", false)); |
| } |
| return false; |
| } |
| return true; |
| } |
| } |