Java tutorial
/** * The contents of this file are subject to the OpenMRS Public License * Version 1.0 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://license.openmrs.org * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * * Copyright (C) OpenMRS, LLC. All Rights Reserved. */ package org.openmrs.module.facilitydata.validator; import org.openmrs.annotation.Handler; import org.openmrs.module.facilitydata.model.BaseFacilityMetaData; import org.openmrs.util.HandlerUtil; import org.springframework.validation.Errors; import org.springframework.validation.ValidationUtils; import org.springframework.validation.Validator; /** * Validates a Facility Data MetaData Object */ @Handler(supports = { BaseFacilityMetaData.class }) public class BaseFacilityMetadataValidator implements Validator { /** * @see Validator#supports(Class) */ @SuppressWarnings("unchecked") public boolean supports(Class c) { return BaseFacilityMetaData.class.isAssignableFrom(c); } /** * @see Validator#validate(Object, Errors) */ public void validate(Object o, Errors errors) { ValidationUtils.rejectIfEmptyOrWhitespace(errors, "name", "error.null"); } }