Java tutorial
/** * The contents of this file are subject to the OpenMRS Public License * Version 1.0 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://license.openmrs.org * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * * Copyright (C) OpenMRS, LLC. All Rights Reserved. */ package org.openmrs.module.patientmodule.web.controller; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.openmrs.Patient; import org.openmrs.api.context.Context; import org.openmrs.messagesource.MessageSourceService; import org.openmrs.module.patientmodule.PatientModule; import org.openmrs.module.patientmodule.api.PatientModuleService; import org.openmrs.web.WebConstants; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.ModelAttribute; 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.context.request.WebRequest; import javax.servlet.http.HttpSession; import java.util.List; /** * The main controller. */ @Controller public class PatientModuleManageController { protected final Log log = LogFactory.getLog(getClass()); @RequestMapping(value = "/module/patientmodule/manage", method = RequestMethod.GET) public void manage(ModelMap model) { model.addAttribute("user", Context.getAuthenticatedUser()); List<Patient> patientList = Context.getPatientService().getAllPatients(); model.addAttribute("patientList", patientList); } @RequestMapping(value = "/module/patientmodule/addPatientModule.form", method = RequestMethod.POST) public String submitPatientModule(WebRequest request, HttpSession httpSession, ModelMap model, @RequestParam(required = false, value = "action") String action, @ModelAttribute("patientModule") PatientModule patientModule, BindingResult errors) { MessageSourceService mss = Context.getMessageSourceService(); model.addAttribute("hello", ""); PatientModuleService patientModuleService = Context.getService(PatientModuleService.class); if (!Context.isAuthenticated()) { errors.reject("patientModule.auth.required"); } else if (mss.getMessage("patientModule.purgePatientModule").equals(action)) { try { patientModuleService.purgePatientModule(patientModule); httpSession.setAttribute(WebConstants.OPENMRS_MSG_ATTR, "patientModule.delete.success"); return "redirect:patientModuleList.list"; } catch (Exception ex) { httpSession.setAttribute(WebConstants.OPENMRS_ERROR_ATTR, "patientModule.delete.failure"); log.error("Failed to delete patientModule", ex); return "redirect:patientModuleForm.form?nationalId=" + request.getParameter("nationalId"); } } else { patientModuleService.savePatient(patientModule); httpSession.setAttribute(WebConstants.OPENMRS_MSG_ATTR, "patientModule.saved"); } return "redirect:patientModuleList.list"; } }