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.eventnotification.service; import static org.egov.eventnotification.utils.Constants.DDMMYYYY; import static org.egov.eventnotification.utils.Constants.MAX_TEN; import static org.egov.eventnotification.utils.Constants.ZERO; import static org.egov.infra.utils.DateUtils.getDate; import static org.egov.infra.utils.DateUtils.getDefaultFormattedDate; import static org.egov.infra.utils.DateUtils.startOfGivenDate; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import org.egov.eventnotification.entity.Drafts; import org.egov.eventnotification.entity.Schedule; import org.egov.eventnotification.entity.contracts.EventDetails; import org.egov.eventnotification.entity.contracts.EventNotificationProperties; import org.egov.eventnotification.entity.contracts.TaxDefaulterRequest; import org.egov.eventnotification.entity.contracts.TaxDefaulterResponse; import org.egov.eventnotification.entity.contracts.UserTaxInformation; import org.egov.eventnotification.repository.DraftRepository; import org.egov.eventnotification.repository.ScheduleRepository; import org.joda.time.DateTime; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpEntity; import org.springframework.http.HttpHeaders; import org.springframework.http.ResponseEntity; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import org.springframework.web.client.RestTemplate; @Service @Transactional(readOnly = true) public class ScheduleService { @Autowired private ScheduleRepository scheduleRepository; @Autowired private RestTemplate restTemplate; @Autowired private ScheduleDetailsService scheduleDetailsService; @Autowired private DraftRepository draftRepository; @Autowired private EventNotificationProperties appProperties; public List<Schedule> getAllSchedule() { List<Schedule> notificationScheduleList = null; notificationScheduleList = scheduleRepository.findByOrderByIdDesc(); if (!notificationScheduleList.isEmpty()) for (Schedule notificationSchedule : notificationScheduleList) { EventDetails details = new EventDetails(); DateTime sd = new DateTime(notificationSchedule.getStartDate()); details.setStartDt(getDate(getDefaultFormattedDate(notificationSchedule.getStartDate()), DDMMYYYY)); if (sd.getHourOfDay() < MAX_TEN) details.setStartHH(ZERO + String.valueOf(sd.getHourOfDay())); else details.setStartHH(String.valueOf(sd.getHourOfDay())); if (sd.getMinuteOfHour() < MAX_TEN) details.setStartMM(ZERO + String.valueOf(sd.getMinuteOfHour())); else details.setStartMM(String.valueOf(sd.getMinuteOfHour())); notificationSchedule.setDetails(details); } return notificationScheduleList; } public Schedule getScheduleById(Long id) { Schedule schedule = scheduleRepository.findOne(id); EventDetails details = new EventDetails(); DateTime sd = new DateTime(schedule.getStartDate()); details.setStartDt(getDate(getDefaultFormattedDate(schedule.getStartDate()), DDMMYYYY)); if (sd.getHourOfDay() < MAX_TEN) details.setStartHH(ZERO + String.valueOf(sd.getHourOfDay())); else details.setStartHH(String.valueOf(sd.getHourOfDay())); if (sd.getMinuteOfHour() < MAX_TEN) details.setStartMM(ZERO + String.valueOf(sd.getMinuteOfHour())); else details.setStartMM(String.valueOf(sd.getMinuteOfHour())); schedule.setDetails(details); return schedule; } @Transactional public Schedule saveSchedule(Schedule notificationSchedule, String fullURL) { DateTime sd = startOfGivenDate(new DateTime(notificationSchedule.getDetails().getStartDt())) .withHourOfDay(Integer.parseInt(notificationSchedule.getDetails().getStartHH())) .withMinuteOfHour(Integer.parseInt(notificationSchedule.getDetails().getStartMM())); sd = sd.withSecondOfMinute(00); Drafts draft = draftRepository.findOne(notificationSchedule.getDetails().getDraftId()); notificationSchedule.setStartDate(sd.toDate()); notificationSchedule.setStatus("scheduled"); notificationSchedule.setUrl(draft.getUrl()); notificationSchedule.setMethod(draft.getMethod()); scheduleRepository.save(notificationSchedule); scheduleDetailsService.executeScheduler(notificationSchedule, fullURL); return notificationSchedule; } @Transactional public Schedule updateSchedule(Schedule schedule) { DateTime sd = startOfGivenDate(new DateTime(schedule.getDetails().getStartDt())) .withHourOfDay(Integer.parseInt(schedule.getDetails().getStartHH())) .withMinuteOfHour(Integer.parseInt(schedule.getDetails().getStartMM())); schedule.setStartDate(sd.toDate()); schedule.setStatus("scheduled"); scheduleRepository.save(schedule); scheduleDetailsService.modifyScheduler(schedule); return schedule; } @Transactional public Schedule disableSchedule(Long id) { Schedule notificationSchedule = getScheduleById(id); notificationSchedule.setStatus("Disabled"); scheduleRepository.save(notificationSchedule); scheduleDetailsService.removeScheduler(notificationSchedule); return notificationSchedule; } @Transactional public synchronized Schedule updateScheduleStatus(Schedule schedule) { return scheduleRepository.saveAndFlush(schedule); } /** * This method build the URL and call the rest API using the restTemplate and return an object. * @param contextURL * @param urlPath * @return */ public List<UserTaxInformation> getDefaulterUserList(String url, String method, String ulbCode) { ResponseEntity<UserTaxInformation[]> results = null; HttpHeaders headers = new HttpHeaders(); headers.set("Referer", appProperties.getRefererIp()); HttpEntity<String> entity = new HttpEntity<>("parameters", headers); if (method.equals("GET")) { results = restTemplate.getForEntity(url, UserTaxInformation[].class, entity); return Arrays.asList(results.getBody()); } else { ResponseEntity<TaxDefaulterResponse> response = null; int page = 1; List<UserTaxInformation> uerTaxInformationList = new ArrayList<>(); do { TaxDefaulterRequest req = new TaxDefaulterRequest(); req.setMobileOnly(true); req.setUlbCode(ulbCode); req.setPage(page); req.setPageSize(1000); HttpEntity<TaxDefaulterRequest> request = new HttpEntity<>(req, headers); response = restTemplate.postForEntity(url, request, TaxDefaulterResponse.class); uerTaxInformationList.addAll(response.getBody().getDefaultersResultHolderList()); page++; } while (response.getBody().isHasNext()); return uerTaxInformationList; } } }