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.feedback.web; //~--- non-JDK imports -------------------------------------------------------- import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.openmrs.api.context.Context; import org.openmrs.module.feedback.Feedback; import org.openmrs.module.feedback.FeedbackService; import org.springframework.util.StringUtils; import org.springframework.web.servlet.mvc.SimpleFormController; //~--- JDK imports ------------------------------------------------------------ import java.util.HashMap; import java.util.Map; import javax.servlet.http.HttpServletRequest; public class forwardFeedbackFormController extends SimpleFormController { /** Logger for this class and subclasses */ protected final Log log = LogFactory.getLog(getClass()); @Override protected String formBackingObject(HttpServletRequest request) throws Exception { String text = ""; return text; } @Override protected Map referenceData(HttpServletRequest req) throws Exception { Map<String, Object> map = new HashMap<String, Object>(); String feedbackId = req.getParameter("feedbackId"); /* Make sure that the feedback ID is not empty */ if (StringUtils.hasLength(feedbackId)) { try { FeedbackService hService = (FeedbackService) Context.getService(FeedbackService.class); /* This return the feedback object and status to the feedbackform page. */ map.put("feedback", hService.getFeedback((Integer.parseInt(req.getParameter("feedbackId"))))); } catch (Exception exception) { log.error(exception); map.put("feedback", new Feedback()); } } return map; } } //~ Formatted by Jindent --- http://www.jindent.com