PatientTypeUpdateAction.java

/**
 * Project : LIS<br>
 * File name : PatientTypeUpdateAction.java<br>
 * Description : 
 * @author TienDH
 * @date Aug 20, 2007
 */
package us.mn.state.health.lims.patienttype.action;

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 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.hibernate.HibernateUtil;
import us.mn.state.health.lims.login.valueholder.UserSessionData;
import us.mn.state.health.lims.patienttype.dao.PatientTypeDAO;
import us.mn.state.health.lims.patienttype.daoimpl.PatientTypeDAOImpl;
import us.mn.state.health.lims.patienttype.valueholder.PatientType;

public class PatientTypeUpdateAction extends BaseAction {

	private boolean isNew = false;

	protected ActionForward performAction(ActionMapping mapping,
			ActionForm form, HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		

		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);

		isNew = (StringUtil.isNullorNill(id) || "0".equals(id));

		BaseActionForm dynaForm = (BaseActionForm) form;

		// server-side validation (validation.xml)
		ActionMessages errors = dynaForm.validate(mapping, request);

		if (errors != null && errors.size() > 0) {
			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");

		PatientType patientType = new PatientType();
		
		patientType.setSysUserId(getSysUserId(request));

		PropertyUtils.copyProperties(patientType, dynaForm);

		org.hibernate.Transaction tx = HibernateUtil.getSession().beginTransaction();
		
		try {

			PatientTypeDAO patientTypeDAO = new PatientTypeDAOImpl();

			if (isNew) {
				patientTypeDAO.insertData(patientType);
			} else {
				patientTypeDAO.updateData(patientType);
			}

			tx.commit();
		} catch (LIMSRuntimeException lre) {
			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 {
				if (lre.getException() instanceof LIMSDuplicateRecordException) {
					String messageKey = "patienttype.description";
					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);

			// 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, patientType);

		if (TRUE.equalsIgnoreCase(request.getParameter("close"))) {
			forward = FWD_CLOSE;
		}

		if (patientType.getId() != null && !patientType.getId().equals("0")) {
			request.setAttribute(ID, patientType.getId());

		}

		if (isNew)
			forward = FWD_SUCCESS_INSERT;
		
		return getForward(mapping.findForward(forward), id, start, direction);

	}

	protected String getPageTitleKey() {
		return isNew ? "patienttype.add.title" : "patienttype.edit.title";
	}

	protected String getPageSubtitleKey() {
		return isNew ? "patienttype.add.title" : "patienttype.edit.title";
	}
}