Java tutorial
/** * The contents of this file are subject to the license and copyright * detailed in the LICENSE and NOTICE files at the root of the source * tree and available online at * * https://github.com/CILEA/dspace-cris/wiki/License */ package org.dspace.app.webui.cris.validator; import org.dspace.app.webui.cris.dto.PJSearchDTO; import org.springframework.validation.Errors; import org.springframework.validation.ValidationUtils; import org.springframework.validation.Validator; public class PJSearchValidator implements Validator { private Class clazz; public boolean supports(Class arg0) { return clazz.isAssignableFrom(arg0); } public void validate(Object arg0, Errors arg1) { PJSearchDTO dto = (PJSearchDTO) arg0; if (dto.getSearchMode() != null) { if (dto.getAdvancedSyntax()) { ValidationUtils.rejectIfEmptyOrWhitespace(arg1, "queryString", "error.validation.hku.search.query.empty"); } } else if (dto.getCodeSearchMode() != null) { ValidationUtils.rejectIfEmptyOrWhitespace(arg1, "codeQuery", "error.validation.hku.search.query.empty"); } else { arg1.reject("error.validation.hku.search.unknow-mode"); } } public void setClazz(Class clazz) { this.clazz = clazz; } }