Java tutorial
/* * JDynA, Dynamic Metadata Management for Java Domain Object * * Copyright (c) 2008, CILEA and third-party contributors as * indicated by the @author tags or express copyright attribution * statements applied by the authors. All third-party contributions are * distributed under license by CILEA. * * This copyrighted material is made available to anyone wishing to use, modify, * copy, or redistribute it subject to the terms and conditions of the GNU * Lesser General Public License v3 or any later version, as published * by the Free Software Foundation, Inc. <http://fsf.org/>. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License * for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this distribution; if not, write to: * Free Software Foundation, Inc. * 51 Franklin Street, Fifth Floor * Boston, MA 02110-1301 USA */ package it.cilea.osd.jdyna.validator; import it.cilea.osd.jdyna.model.Soggettario; import it.cilea.osd.jdyna.service.IValidatorSubjectService; import it.cilea.osd.jdyna.service.ValidatorService.ValidationResult; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.validation.Errors; import org.springframework.validation.ValidationUtils; public class SoggettarioValidator extends JDynaBaseValidator { protected final Log log = LogFactory.getLog(getClass()); private IValidatorSubjectService validatorService; public SoggettarioValidator(IValidatorSubjectService validatorService) { super(validatorService); this.validatorService = validatorService; } public boolean supports(Class clazz) { return Soggettario.class.isAssignableFrom(clazz); } public void validate(Object object, Errors errors) { log.debug("SoggettoValidator.java-----validate"); Soggettario soggetto = (Soggettario) object; ValidationUtils.rejectIfEmptyOrWhitespace(errors, "nome", "error.message.fallita.campo.obbligatorio"); validateVoce(soggetto, errors); } /** Verifica se la voce e' stata inserita ed e' unica sul soggettario. */ public void validateVoce(Soggettario soggettario, Errors errors) { ValidationResult result = validatorService.controllaNomeSuSoggettario(soggettario, soggettario.getNome()); if (!result.isSuccess()) { errors.rejectValue("nome", result.getMessage()); } } }