Java tutorial
/* * eGov SmartCity eGovernance suite aims to improve the internal efficiency,transparency, * accountability and the service delivery of the government organizations. * * Copyright (C) 2017 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.works.web.controller.letterofacceptance; import org.apache.commons.lang3.StringUtils; import org.egov.dao.budget.BudgetDetailsDAO; import org.egov.infra.exception.ApplicationException; import org.egov.infra.security.utils.SecurityUtils; import org.egov.infra.validation.exception.ValidationException; import org.egov.works.contractorbill.entity.ContractorBillRegister; import org.egov.works.letterofacceptance.service.LetterOfAcceptanceService; import org.egov.works.lineestimate.entity.DocumentDetails; import org.egov.works.lineestimate.entity.LineEstimateDetails; import org.egov.works.lineestimate.service.LineEstimateService; import org.egov.works.models.workorder.WorkOrder; import org.egov.works.utils.WorksConstants; import org.egov.works.utils.WorksUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.context.MessageSource; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import javax.servlet.http.HttpServletRequest; import java.math.BigDecimal; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.Date; import java.util.List; @Controller @RequestMapping(value = "/letterofacceptance") public class UpdateLetterOfAcceptanceController { @Autowired private LetterOfAcceptanceService letterOfAcceptanceService; @Autowired private LineEstimateService lineEstimateService; @Autowired private WorksUtils worksUtils; @Autowired private SecurityUtils securityUtils; @Autowired @Qualifier("messageSource") private MessageSource messageSource; @Autowired private BudgetDetailsDAO budgetDetailsDAO; @ModelAttribute public WorkOrder getWorkOrder(@PathVariable final String id) { final WorkOrder workOrder = letterOfAcceptanceService.getWorkOrderById(Long.parseLong(id)); return workOrder; } @RequestMapping(value = "/modify/{id}", method = RequestMethod.GET) public String viewLOA(@PathVariable final String id, final Model model, final HttpServletRequest request) throws ApplicationException { final WorkOrder workOrder = letterOfAcceptanceService.getWorkOrderById(Long.parseLong(id)); final LineEstimateDetails lineEstimateDetails = lineEstimateService .findByEstimateNumber(workOrder.getEstimateNumber()); final WorkOrder newWorkOrder = getWorkOrderDocuments(workOrder); model.addAttribute("workOrder", newWorkOrder); model.addAttribute("lineEstimateDetails", lineEstimateDetails); model.addAttribute("loggedInUser", securityUtils.getCurrentUser().getName()); model.addAttribute("mode", "modify"); return "letterOfAcceptance-modify"; } @RequestMapping(value = "/modify/{id}", method = RequestMethod.POST) public String modify(@ModelAttribute("workOrder") final WorkOrder workOrder, final Model model, final BindingResult resultBinder, final HttpServletRequest request) throws ApplicationException { final List<String> workOrderNumbers = letterOfAcceptanceService .getApprovedWorkOrdersForCreateContractorBill(workOrder.getWorkOrderNumber()); if (workOrderNumbers.isEmpty()) { resultBinder.rejectValue("", "error.modify.loa.finalbill.exists"); } final LineEstimateDetails lineEstimateDetails = lineEstimateService .findByEstimateNumber(workOrder.getEstimateNumber()); final Double revisedWorkOrderAmount = Double.valueOf(request.getParameter("revisedWorkOrderAmount")); final Double revisedValue = Double.valueOf(request.getParameter("revisedValue")); Double balanceAmount = 0.0; Double grossBillAmount = 0.0; final DecimalFormat df = new DecimalFormat("0.00"); grossBillAmount = letterOfAcceptanceService.getGrossBillAmountOfBillsCreated(workOrder.getWorkOrderNumber(), WorksConstants.APPROVED, ContractorBillRegister.BillStatus.CANCELLED.toString()); if (grossBillAmount == null) grossBillAmount = 0.0; final BigDecimal ledGrossBillAmount = lineEstimateDetails.getGrossAmountBilled(); if (revisedWorkOrderAmount >= 0 && "-".equals(workOrder.getPercentageSign())) { if (lineEstimateDetails.getLineEstimate().isSpillOverFlag()) balanceAmount = ledGrossBillAmount != null ? workOrder.getWorkOrderAmount() - grossBillAmount - revisedValue - ledGrossBillAmount.doubleValue() : workOrder.getWorkOrderAmount() - grossBillAmount - revisedValue; else balanceAmount = workOrder.getWorkOrderAmount() - grossBillAmount - revisedValue; if (balanceAmount < 0) { if (lineEstimateDetails.getLineEstimate().isSpillOverFlag()) grossBillAmount += lineEstimateDetails.getGrossAmountBilled().doubleValue(); resultBinder.rejectValue("", "error.modify.loa.appropriation.amount", new String[] { df.format(grossBillAmount), df.format(revisedWorkOrderAmount) }, null); } } else if (revisedWorkOrderAmount >= 0 && "+".equals(workOrder.getPercentageSign())) balanceAmount = revisedWorkOrderAmount - workOrder.getWorkOrderAmount(); if (revisedWorkOrderAmount == 0) resultBinder.rejectValue(StringUtils.EMPTY, "error.modify.loa.agreement.amount"); if (resultBinder.hasErrors()) { model.addAttribute("lineEstimateDetails", lineEstimateDetails); model.addAttribute("mode", "modify"); model.addAttribute("lineEstimateDetails", lineEstimateDetails); model.addAttribute("revisedValue", request.getParameter("revisedValue")); return "letterOfAcceptance-modify"; } else { WorkOrder savedWorkOrder = null; try { savedWorkOrder = letterOfAcceptanceService.update(workOrder, lineEstimateDetails, revisedValue, revisedWorkOrderAmount); } catch (final ValidationException e) { final List<Long> budgetheadid = new ArrayList<>(); budgetheadid.add(lineEstimateDetails.getLineEstimate().getBudgetHead().getId()); try { final BigDecimal budgetAvailable = budgetDetailsDAO.getPlanningBudgetAvailable( lineEstimateService.getCurrentFinancialYear(new Date()).getId(), Integer.parseInt(lineEstimateDetails .getLineEstimate().getExecutingDepartment().getId().toString()), lineEstimateDetails.getLineEstimate().getFunction().getId(), null, lineEstimateDetails.getLineEstimate().getScheme() == null ? null : Integer.parseInt( lineEstimateDetails.getLineEstimate().getScheme().getId().toString()), lineEstimateDetails.getLineEstimate().getSubScheme() == null ? null : Integer.parseInt(lineEstimateDetails.getLineEstimate().getSubScheme().getId() .toString()), null, budgetheadid, Integer.parseInt(lineEstimateDetails.getLineEstimate().getFund().getId().toString())); final String errorMessage = messageSource.getMessage("error.budgetappropriation.amount", new String[] { budgetAvailable.toString(), df.format(balanceAmount) }, null); model.addAttribute("message", errorMessage); } catch (final ValidationException v) { model.addAttribute("errorMessage", v.getErrors().get(0).getMessage()); } return "lineestimate-success"; } return "redirect:/letterofacceptance/loa-success?loaNumber=" + savedWorkOrder.getWorkOrderNumber() + "&isModify=true"; } } private WorkOrder getWorkOrderDocuments(final WorkOrder workOrder) { List<DocumentDetails> documentDetailsList = new ArrayList<DocumentDetails>(); documentDetailsList = worksUtils.findByObjectIdAndObjectType(workOrder.getId(), WorksConstants.WORKORDER); workOrder.setDocumentDetails(documentDetailsList); return workOrder; } }