Java tutorial
/** * The contents of this file are subject to the Mozilla Public License * Version 1.1 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * 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. * * The Original Code is OpenELIS code. * * Copyright (C) The Minnesota Department of Health. All Rights Reserved. */ package us.mn.state.health.lims.receivercodeelement.action; import java.util.ArrayList; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.beanutils.PropertyUtils; import org.apache.struts.Globals; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.action.ActionMessages; import org.apache.struts.action.ActionRedirect; import us.mn.state.health.lims.codeelementtype.dao.CodeElementTypeDAO; import us.mn.state.health.lims.codeelementtype.daoimpl.CodeElementTypeDAOImpl; import us.mn.state.health.lims.codeelementtype.valueholder.CodeElementType; import us.mn.state.health.lims.common.action.BaseAction; import us.mn.state.health.lims.common.action.BaseActionForm; import us.mn.state.health.lims.common.exception.LIMSDuplicateRecordException; import us.mn.state.health.lims.common.exception.LIMSRuntimeException; import us.mn.state.health.lims.common.util.StringUtil; import us.mn.state.health.lims.common.util.resources.ResourceLocator; import us.mn.state.health.lims.common.util.validator.ActionError; import us.mn.state.health.lims.common.log.LogEvent; import us.mn.state.health.lims.hibernate.HibernateUtil; import us.mn.state.health.lims.login.valueholder.UserSessionData; import us.mn.state.health.lims.messageorganization.dao.MessageOrganizationDAO; import us.mn.state.health.lims.messageorganization.daoimpl.MessageOrganizationDAOImpl; import us.mn.state.health.lims.messageorganization.valueholder.MessageOrganization; import us.mn.state.health.lims.receivercodeelement.dao.ReceiverCodeElementDAO; import us.mn.state.health.lims.receivercodeelement.daoimpl.ReceiverCodeElementDAOImpl; import us.mn.state.health.lims.receivercodeelement.valueholder.ReceiverCodeElement; /** * @author diane benz * * To change this generated comment edit the template variable "typecomment": * Window>Preferences>Java>Templates. To enable and disable the creation of type * comments go to Window>Preferences>Java>Code Generation. */ public class ReceiverCodeElementUpdateAction extends BaseAction { private boolean isNew = false; protected ActionForward performAction(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { // The first job is to determine if we are coming to this action with an // ID parameter in the request. If there is no parameter, we are // creating a new ReceiverCodeElement. // If there is a parameter present, we should bring up an existing // ReceiverCodeElement to edit. String forward = FWD_SUCCESS; request.setAttribute(ALLOW_EDITS_KEY, "true"); request.setAttribute(PREVIOUS_DISABLED, "false"); request.setAttribute(NEXT_DISABLED, "false"); String id = request.getParameter(ID); if (StringUtil.isNullorNill(id) || "0".equals(id)) { isNew = true; } else { isNew = false; } BaseActionForm dynaForm = (BaseActionForm) form; // server-side validation (validation.xml) ActionMessages errors = dynaForm.validate(mapping, request); if (errors != null && errors.size() > 0) { // System.out.println("Server side validation errors " // + errors.toString()); saveErrors(request, errors); // since we forward to jsp - not Action we don't need to repopulate // the lists here return mapping.findForward(FWD_FAIL); } String start = (String) request.getParameter("startingRecNo"); String direction = (String) request.getParameter("direction"); // System.out.println("This is ID from request " + id); ReceiverCodeElement receiverCodeElement = new ReceiverCodeElement(); //get sysUserId from login module UserSessionData usd = (UserSessionData) request.getSession().getAttribute(USER_SESSION_DATA); String sysUserId = String.valueOf(usd.getSystemUserId()); receiverCodeElement.setSysUserId(sysUserId); org.hibernate.Transaction tx = HibernateUtil.getSession().beginTransaction(); // populate valueholder from form PropertyUtils.copyProperties(receiverCodeElement, dynaForm); // get messageOrganization valueholder to be set in receiverCodeElement String messageOrganizationId = (String) dynaForm.get("selectedMessageOrganizationId"); List messageOrganizations = new ArrayList(); if (dynaForm.get("messageOrganizations") != null) { messageOrganizations = (List) dynaForm.get("messageOrganizations"); } else { MessageOrganizationDAO messageOrganizationDAO = new MessageOrganizationDAOImpl(); messageOrganizations = messageOrganizationDAO.getAllMessageOrganizations(); } MessageOrganization messageOrganization = null; for (int i = 0; i < messageOrganizations.size(); i++) { MessageOrganization refTbl = (MessageOrganization) messageOrganizations.get(i); if (refTbl.getId().equals(messageOrganizationId)) { messageOrganization = refTbl; break; } } receiverCodeElement.setMessageOrganization(messageOrganization); // get codeElementType valueholder to be set in codeElementXref String codeElementTypeId = (String) dynaForm.get("selectedCodeElementTypeId"); List codeElementTypes = new ArrayList(); if (dynaForm.get("codeElementTypes") != null) { codeElementTypes = (List) dynaForm.get("codeElementTypes"); } else { CodeElementTypeDAO codeElementTypeDAO = new CodeElementTypeDAOImpl(); codeElementTypes = codeElementTypeDAO.getAllCodeElementTypes(); } CodeElementType codeElementType = null; for (int i = 0; i < codeElementTypes.size(); i++) { CodeElementType cet = (CodeElementType) codeElementTypes.get(i); if (cet.getId().equals(codeElementTypeId)) { codeElementType = cet; break; } } receiverCodeElement.setCodeElementType(codeElementType); try { ReceiverCodeElementDAO receiverCodeElementDAO = new ReceiverCodeElementDAOImpl(); if (!isNew) { // UPDATE receiverCodeElementDAO.updateData(receiverCodeElement); } else { // INSERT receiverCodeElementDAO.insertData(receiverCodeElement); } tx.commit(); } catch (LIMSRuntimeException lre) { //bugzilla 2154 LogEvent.logError("ReceiverCodeElementDeleteAction", "performAction()", lre.toString()); tx.rollback(); errors = new ActionMessages(); java.util.Locale locale = (java.util.Locale) request.getSession() .getAttribute("org.apache.struts.action.LOCALE"); ActionError error = null; if (lre.getException() instanceof org.hibernate.StaleObjectStateException) { // how can I get popup instead of struts error at the top of // page? // ActionMessages errors = dynaForm.validate(mapping, request); error = new ActionError("errors.OptimisticLockException", null, null); } else { // bugzilla 1482 if (lre.getException() instanceof LIMSDuplicateRecordException) { String messageKey = "receiverCodeElement.receiverCodeElement"; String msg = ResourceLocator.getInstance().getMessageResources().getMessage(locale, messageKey); error = new ActionError("errors.DuplicateRecord", msg, null); } else { error = new ActionError("errors.UpdateException", null, null); } } errors.add(ActionMessages.GLOBAL_MESSAGE, error); saveErrors(request, errors); request.setAttribute(Globals.ERROR_KEY, errors); //bugzilla 1485: allow change and try updating again (enable save button) //request.setAttribute(IActionConstants.ALLOW_EDITS_KEY, "false"); // disable previous and next request.setAttribute(PREVIOUS_DISABLED, "true"); request.setAttribute(NEXT_DISABLED, "true"); forward = FWD_FAIL; } finally { HibernateUtil.closeSession(); } if (forward.equals(FWD_FAIL)) return mapping.findForward(forward); // initialize the form dynaForm.initialize(mapping); // repopulate the form from valueholder PropertyUtils.copyProperties(dynaForm, receiverCodeElement); if ("true".equalsIgnoreCase(request.getParameter("close"))) { forward = FWD_CLOSE; } if (receiverCodeElement.getId() != null && !receiverCodeElement.getId().equals("0")) { request.setAttribute(ID, receiverCodeElement.getId()); } //bugzilla 1400 if (isNew) forward = FWD_SUCCESS_INSERT; //bugzilla 1467 added direction for redirect to NextPreviousAction return getForward(mapping.findForward(forward), id, start, direction, messageOrganizationId, codeElementTypeId); } protected String getPageTitleKey() { if (isNew) { return "receivercodeelement.add.title"; } else { return "receivercodeelement.edit.title"; } } protected String getPageSubtitleKey() { if (isNew) { return "receivercodeelement.add.title"; } else { return "receivercodeelement.edit.title"; } } //added for bugzilla 1467 protected ActionForward getForward(ActionForward forward, String id, String startingRecNo, String direction, String selectedMessageOrganizationId, String selectedCodeElementTypeId) { ActionRedirect redirect = new ActionRedirect(forward); //System.out.println("This is forward " + forward.getRedirect() + " " // + forward.getPath()); if (id != null) redirect.addParameter(ID, id); if (startingRecNo != null) redirect.addParameter("startingRecNo", startingRecNo); if (direction != null) redirect.addParameter("direction", direction); if (selectedMessageOrganizationId != null) redirect.addParameter("selectedMessageOrganizationId", selectedMessageOrganizationId); if (selectedCodeElementTypeId != null) redirect.addParameter("selectedCodeElementTypeId", selectedCodeElementTypeId); //System.out.println("This is redirect " + redirect.getPath()); return redirect; } }