Java tutorial
/** * This Source Code Form is subject to the terms of the Mozilla Public License, * v. 2.0. If a copy of the MPL was not distributed with this file, You can * obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under * the terms of the Healthcare Disclaimer located at http://openmrs.org/license. * * Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS * graphic logo is a trademark of OpenMRS Inc. */ package org.openmrs.module.radiology.validator; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.openmrs.module.radiology.report.RadiologyReport; import org.springframework.stereotype.Component; import org.springframework.validation.Errors; import org.springframework.validation.ValidationUtils; import org.springframework.validation.Validator; /** * Validates the {@link RadiologyReport} class. */ @Component public class RadiologyReportValidator implements Validator { protected final Log log = LogFactory.getLog(getClass()); public boolean supports(Class c) { return RadiologyReport.class.isAssignableFrom(c); } public void validate(Object obj, Errors errors) { RadiologyReport radiologyReport = (RadiologyReport) obj; if (radiologyReport == null) { errors.reject("error.general"); } else { ValidationUtils.rejectIfEmptyOrWhitespace(errors, "principalResultsInterpreter", "error.null", "Provider can not be null"); } } }