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.spreadsheetimport.validators; import org.openmrs.module.spreadsheetimport.SpreadsheetImportTemplate; import org.springframework.validation.Errors; import org.springframework.validation.ValidationUtils; import org.springframework.validation.Validator; public class SpreadsheetImportTemplateValidator implements Validator { public boolean supports(Class clazz) { return SpreadsheetImportTemplate.class.equals(clazz); } public void validate(Object obj, Errors errors) { ValidationUtils.rejectIfEmptyOrWhitespace(errors, "name", ""); ValidationUtils.rejectIfEmptyOrWhitespace(errors, "description", ""); SpreadsheetImportTemplate template = (SpreadsheetImportTemplate) obj; for (int i = 0; i < template.getColumns().size(); i++) { ValidationUtils.rejectIfEmptyOrWhitespace(errors, "columns[" + i + "].name", ""); ValidationUtils.rejectIfEmptyOrWhitespace(errors, "columns[" + i + "].tableDotColumn", ""); } // for (int i = 0; i < template.getPrespecifiedValues().size(); i++) { // ValidationUtils.rejectIfEmptyOrWhitespace(errors, "prespecifiedValues["+i+"].value", ""); // } } }