Java tutorial
/* * eGov SmartCity eGovernance suite aims to improve the internal efficiency,transparency, * accountability and the service delivery of the government organizations. * * Copyright (C) 2018 eGovernments Foundation * * The updated version of eGov suite of products as by eGovernments Foundation * is available at http://www.egovernments.org * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * any later version. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://www.gnu.org/licenses/ or * http://www.gnu.org/licenses/gpl.html . * * In addition to the terms of the GPL license to be adhered to in using this * program, the following additional terms are to be complied with: * * 1) All versions of this program, verbatim or modified must carry this * Legal Notice. * Further, all user interfaces, including but not limited to citizen facing interfaces, * Urban Local Bodies interfaces, dashboards, mobile applications, of the program and any * derived works should carry eGovernments Foundation logo on the top right corner. * * For the logo, please refer http://egovernments.org/html/logo/egov_logo.png. * For any further queries on attribution, including queries on brand guidelines, * please contact contact@egovernments.org * * 2) Any misrepresentation of the origin of the material is prohibited. It * is required that all modified versions of this material be marked in * reasonable ways as different from the original version. * * 3) This license does not grant any rights to any user of the program * with regards to rights under trademark law for use of the trade names * or trademarks of eGovernments Foundation. * * In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org. * */ package org.egov.tl.web.controller.transactions.digisign; import org.egov.infra.config.core.ApplicationThreadLocals; import org.egov.infra.utils.FileStoreUtils; import org.egov.tl.entity.TradeLicense; import org.egov.tl.service.LicenseAppTypeService; import org.egov.tl.service.LicenseCertificateDigiSignService; import org.egov.tl.service.LicenseConfigurationService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.core.io.InputStreamResource; import org.springframework.http.HttpStatus; import org.springframework.http.ResponseEntity; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import java.util.Arrays; import java.util.List; import java.util.stream.Collectors; import static org.apache.commons.lang3.StringUtils.EMPTY; import static org.apache.commons.lang3.StringUtils.isBlank; import static org.egov.tl.utils.Constants.TL_FILE_STORE_DIR; import static org.springframework.http.MediaType.APPLICATION_PDF_VALUE; @Controller @RequestMapping(value = "/tradelicense") public class LicenseCertificateDigiSignController { @Autowired private LicenseConfigurationService licenseConfigurationService; @Autowired private FileStoreUtils fileStoreUtils; @Autowired private LicenseAppTypeService licenseAppTypeService; @Autowired private LicenseCertificateDigiSignService licenseCertificateDigiSignService; @GetMapping("/digisign-transition") public String licenseDigiSignTransition(@RequestParam String[] fileStoreIds, @RequestParam String[] applicationNumbers, Model model) { licenseCertificateDigiSignService.digitalSignTransition(Arrays.asList(applicationNumbers)); model.addAttribute("successMessage", "Digitally Signed Successfully"); model.addAttribute("fileStoreId", fileStoreIds.length == 1 ? fileStoreIds[0] : EMPTY); model.addAttribute("applnum", applicationNumbers.length == 1 ? applicationNumbers[0] : EMPTY); return "digitalSignature-success"; } @GetMapping(value = "/download/digisign-certificate", produces = APPLICATION_PDF_VALUE) @ResponseBody public ResponseEntity<InputStreamResource> downloadSignedLicenseCertificate(@RequestParam String file, @RequestParam String applnum) { if (isBlank(file)) return new ResponseEntity<>(HttpStatus.NOT_FOUND); return fileStoreUtils.fileAsPDFResponse(file, applnum, TL_FILE_STORE_DIR); } @GetMapping("/bulk-digisign") public String showLicenseBulkDigiSignForm(Model model) { if (licenseConfigurationService.digitalSignEnabled()) model.addAttribute("applicationType", licenseAppTypeService.getDisplayableLicenseAppTypes()); else model.addAttribute("message", "msg.digisign.enabled"); return "license-bulk-digisign-form"; } @GetMapping("/bulk-digisign/") public String getLicenseForDigiSign(@RequestParam Long licenseAppTypeId, Model model) { model.addAttribute("licenses", licenseCertificateDigiSignService.getLicensePendingForDigiSign(licenseAppTypeId)); model.addAttribute("applicationType", licenseAppTypeService.getDisplayableLicenseAppTypes()); return "license-bulk-digisign-form"; } @PostMapping("/bulk-digisign") public String bulkDigitalSignature(@RequestParam List<Long> licenseIds, Model model) { List<TradeLicense> licenses = licenseCertificateDigiSignService .generateLicenseCertificateForDigiSign(licenseIds); List<String> fileStoreIds = licenses.parallelStream().map(TradeLicense::getDigiSignedCertFileStoreId) .collect(Collectors.toList()); List<String> applicaitonNumbers = licenses.parallelStream().map(TradeLicense::getApplicationNumber) .collect(Collectors.toList()); model.addAttribute("fileStoreIds", String.join(",", fileStoreIds)); model.addAttribute("applicationNo", String.join(",", applicaitonNumbers)); model.addAttribute("ulbCode", ApplicationThreadLocals.getCityCode()); return "license-bulk-digisign-forward"; } }