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.eis.web.controller.masters.employee; import org.apache.commons.lang3.StringUtils; import org.apache.log4j.Logger; import org.egov.eis.entity.Assignment; import org.egov.eis.entity.Employee; import org.egov.eis.entity.enums.EmployeeStatus; import org.egov.eis.repository.EmployeeTypeRepository; import org.egov.eis.repository.HeadOfDepartmentsRepository; import org.egov.eis.service.EmployeeService; import org.egov.eis.service.JurisdictionService; import org.egov.infra.admin.master.service.BoundaryTypeService; import org.egov.infra.admin.master.service.DepartmentService; import org.postgresql.util.Base64; import org.springframework.beans.factory.annotation.Autowired; 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 org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.multipart.MultipartFile; import org.springframework.web.servlet.mvc.support.RedirectAttributes; import javax.validation.Valid; import java.io.IOException; import java.util.Arrays; @Controller @RequestMapping(value = "/employee") public class ViewAndUpdateEmployeController { private static final String EMPLOYEEDETAILS_FORM = "employeedetails-form"; private static final String EMPLOYEESUCCESS = "employee-success"; private static final Logger LOGGER = Logger.getLogger(ViewAndUpdateEmployeController.class); private static final String IMAGE = "image"; private static final String EMPLOYEEFORM = "employee-form"; @Autowired private DepartmentService departmentService; @Autowired private EmployeeTypeRepository employeeTypeRepository; @Autowired private EmployeeService employeeService; @Autowired private BoundaryTypeService boundaryTypeService; @Autowired private JurisdictionService jurisdictionService; @Autowired private MessageSource messageSource; @Autowired private HeadOfDepartmentsRepository headOfDepartmentsRepository; @ModelAttribute public Employee employeeModel(@PathVariable final String code) { return employeeService.getEmployeeByCode(code); } @RequestMapping(value = "/update/{code}", method = RequestMethod.GET) public String edit(final Model model, @PathVariable final String code) { setDropDownValues(model); model.addAttribute("mode", "update"); final Employee employee = employeeService.getEmployeeByCode(code); for (final Assignment assign : employee.getAssignments()) assign.setDeptSet(headOfDepartmentsRepository.getAllHodDepartments(assign.getId())); String image = null; if (null != employee.getSignature()) image = Base64.encodeBytes(employee.getSignature()); model.addAttribute(IMAGE, image); return EMPLOYEEFORM; } @RequestMapping(value = "/update/{code}", method = RequestMethod.POST) public String update(@Valid @ModelAttribute final Employee employee, final BindingResult errors, final RedirectAttributes redirectAttrs, final Model model, @RequestParam final MultipartFile file, @RequestParam final String removedJurisdictionIds, @RequestParam final String removedassignIds) { final Boolean codeExists = employeeService.validateEmployeeCode(employee); if (codeExists) errors.rejectValue("code", "Unique.employee.code"); try { if (!file.isEmpty()) employee.setSignature(file.getBytes()); } catch (final IOException e) { LOGGER.error("Error in loading Employee Signature" + e.getMessage(), e); } jurisdictionService.removeDeletedJurisdictions(employee, removedJurisdictionIds); final String positionName = employeeService.validatePosition(employee, removedassignIds); if (StringUtils.isNotBlank(positionName)) { setDropDownValues(model); final String fieldError = messageSource.getMessage("position.exists.workflow", new String[] { positionName }, null); model.addAttribute("error", fieldError); return EMPLOYEEFORM; } if (!employeeService.primaryAssignmentExists(employee) && employee.isActive()) errors.rejectValue("assignments", "primary.assignment"); if (employeeService.primaryAssignExistsForSamePeriod(employee)) errors.rejectValue("assignments", "primary.assignment.daterange"); if (errors.hasErrors()) { setDropDownValues(model); model.addAttribute("mode", "update"); return EMPLOYEEFORM; } String image = null; if (null != employee.getSignature()) image = Base64.encodeBytes(employee.getSignature()); model.addAttribute(IMAGE, image); employeeService.update(employee); redirectAttrs.addFlashAttribute("employee", employee); model.addAttribute("message", "Employee updated successfully"); return EMPLOYEESUCCESS; } @RequestMapping(value = "/updatecontact/{code}", method = RequestMethod.GET) public String editContact(final Model model, @PathVariable final String code) { setDropDownValues(model); return EMPLOYEEDETAILS_FORM; } @RequestMapping(value = "/updatecontact/{code}", method = RequestMethod.POST) public String updateContact(@Valid @ModelAttribute final Employee employee, final BindingResult errors, final RedirectAttributes redirectAttrs, final Model model) { if (errors.hasErrors()) { setDropDownValues(model); return EMPLOYEEDETAILS_FORM; } employeeService.updateEmployeeDetails(employee); redirectAttrs.addFlashAttribute("employee", employee); model.addAttribute("message", "Employee updated successfully"); return EMPLOYEESUCCESS; } @RequestMapping(value = "/view/{code}", method = RequestMethod.GET) public String view(@PathVariable final String code, final Model model) { final Employee employee = employeeService.getEmployeeByCode(code); String image = null; for (final Assignment assign : employee.getAssignments()) assign.setDeptSet(headOfDepartmentsRepository.getAllHodDepartments(assign.getId())); if (null != employee.getSignature()) image = Base64.encodeBytes(employee.getSignature()); model.addAttribute(IMAGE, image); return EMPLOYEESUCCESS; } private void setDropDownValues(final Model model) { model.addAttribute("employeeStatus", Arrays.asList(EmployeeStatus.values())); model.addAttribute("department", departmentService.getAllDepartments()); model.addAttribute("employeeTypes", employeeTypeRepository.findAll()); model.addAttribute("fundList", employeeService.getAllFunds()); model.addAttribute("functionaryList", employeeService.getAllFunctionaries()); model.addAttribute("functionList", employeeService.getAllFunctions()); model.addAttribute("gradeList", employeeService.getAllGrades()); model.addAttribute("boundaryType", boundaryTypeService.getBoundaryTypeByHierarchyTypeName("ADMINISTRATION")); } }