Java tutorial
/** * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library 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 Lesser General Public License for more * details. */ package com.liferay.portlet.shopping.action; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.security.auth.PrincipalException; import com.liferay.portal.service.ServiceContext; import com.liferay.portal.service.ServiceContextFactory; import com.liferay.portal.struts.PortletAction; import com.liferay.portal.theme.ThemeDisplay; import com.liferay.portal.util.WebKeys; import com.liferay.portlet.shopping.CouponCodeException; import com.liferay.portlet.shopping.CouponDateException; import com.liferay.portlet.shopping.CouponDescriptionException; import com.liferay.portlet.shopping.CouponDiscountException; import com.liferay.portlet.shopping.CouponEndDateException; import com.liferay.portlet.shopping.CouponLimitCategoriesException; import com.liferay.portlet.shopping.CouponLimitSKUsException; import com.liferay.portlet.shopping.CouponMinimumOrderException; import com.liferay.portlet.shopping.CouponNameException; import com.liferay.portlet.shopping.CouponStartDateException; import com.liferay.portlet.shopping.DuplicateCouponCodeException; import com.liferay.portlet.shopping.NoSuchCouponException; import com.liferay.portlet.shopping.model.ShoppingCoupon; import com.liferay.portlet.shopping.service.ShoppingCouponServiceUtil; import java.util.Calendar; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.PortletConfig; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; /** * @author Brian Wing Shun Chan * @author Huang Jie */ public class EditCouponAction extends PortletAction { @Override public void processAction(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { String cmd = ParamUtil.getString(actionRequest, Constants.CMD); try { if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) { updateCoupon(actionRequest); } else if (cmd.equals(Constants.DELETE)) { deleteCoupons(actionRequest); } sendRedirect(actionRequest, actionResponse); } catch (Exception e) { if (e instanceof NoSuchCouponException || e instanceof PrincipalException) { SessionErrors.add(actionRequest, e.getClass().getName()); setForward(actionRequest, "portlet.shopping.error"); } else if (e instanceof CouponCodeException || e instanceof CouponDateException || e instanceof CouponDescriptionException || e instanceof CouponDiscountException || e instanceof CouponEndDateException || e instanceof CouponLimitCategoriesException || e instanceof CouponLimitSKUsException || e instanceof CouponMinimumOrderException || e instanceof CouponNameException || e instanceof CouponStartDateException || e instanceof DuplicateCouponCodeException) { if (e instanceof CouponLimitCategoriesException) { CouponLimitCategoriesException clce = (CouponLimitCategoriesException) e; SessionErrors.add(actionRequest, e.getClass().getName(), clce.getCategoryIds()); } else if (e instanceof CouponLimitSKUsException) { CouponLimitSKUsException clskue = (CouponLimitSKUsException) e; SessionErrors.add(actionRequest, e.getClass().getName(), clskue.getSkus()); } else { SessionErrors.add(actionRequest, e.getClass().getName()); } } else { throw e; } } } @Override public ActionForward render(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, RenderRequest renderRequest, RenderResponse renderResponse) throws Exception { try { ActionUtil.getCoupon(renderRequest); } catch (Exception e) { if (e instanceof NoSuchCouponException || e instanceof PrincipalException) { SessionErrors.add(renderRequest, e.getClass().getName()); return mapping.findForward("portlet.shopping.error"); } else { throw e; } } return mapping.findForward(getForward(renderRequest, "portlet.shopping.edit_coupon")); } protected void deleteCoupons(ActionRequest actionRequest) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); long[] deleteCouponIds = StringUtil.split(ParamUtil.getString(actionRequest, "deleteCouponIds"), 0L); for (int i = 0; i < deleteCouponIds.length; i++) { ShoppingCouponServiceUtil.deleteCoupon(themeDisplay.getScopeGroupId(), deleteCouponIds[i]); } } protected void updateCoupon(ActionRequest actionRequest) throws Exception { long couponId = ParamUtil.getLong(actionRequest, "couponId"); String code = ParamUtil.getString(actionRequest, "code"); boolean autoCode = ParamUtil.getBoolean(actionRequest, "autoCode"); String name = ParamUtil.getString(actionRequest, "name"); String description = ParamUtil.getString(actionRequest, "description"); int startDateMonth = ParamUtil.getInteger(actionRequest, "startDateMonth"); int startDateDay = ParamUtil.getInteger(actionRequest, "startDateDay"); int startDateYear = ParamUtil.getInteger(actionRequest, "startDateYear"); int startDateHour = ParamUtil.getInteger(actionRequest, "startDateHour"); int startDateMinute = ParamUtil.getInteger(actionRequest, "startDateMinute"); int startDateAmPm = ParamUtil.getInteger(actionRequest, "startDateAmPm"); if (startDateAmPm == Calendar.PM) { startDateHour += 12; } int endDateMonth = ParamUtil.getInteger(actionRequest, "endDateMonth"); int endDateDay = ParamUtil.getInteger(actionRequest, "endDateDay"); int endDateYear = ParamUtil.getInteger(actionRequest, "endDateYear"); int endDateHour = ParamUtil.getInteger(actionRequest, "endDateHour"); int endDateMinute = ParamUtil.getInteger(actionRequest, "endDateMinute"); int endDateAmPm = ParamUtil.getInteger(actionRequest, "endDateAmPm"); boolean neverExpire = ParamUtil.getBoolean(actionRequest, "neverExpire"); if (endDateAmPm == Calendar.PM) { endDateHour += 12; } boolean active = ParamUtil.getBoolean(actionRequest, "active"); String limitCategories = ParamUtil.getString(actionRequest, "limitCategories"); String limitSkus = ParamUtil.getString(actionRequest, "limitSkus"); double minOrder = ParamUtil.getDouble(actionRequest, "minOrder", -1.0); double discount = ParamUtil.getDouble(actionRequest, "discount", -1.0); String discountType = ParamUtil.getString(actionRequest, "discountType"); ServiceContext serviceContext = ServiceContextFactory.getInstance(ShoppingCoupon.class.getName(), actionRequest); if (couponId <= 0) { // Add coupon ShoppingCouponServiceUtil.addCoupon(code, autoCode, name, description, startDateMonth, startDateDay, startDateYear, startDateHour, startDateMinute, endDateMonth, endDateDay, endDateYear, endDateHour, endDateMinute, neverExpire, active, limitCategories, limitSkus, minOrder, discount, discountType, serviceContext); } else { // Update coupon ShoppingCouponServiceUtil.updateCoupon(couponId, name, description, startDateMonth, startDateDay, startDateYear, startDateHour, startDateMinute, endDateMonth, endDateDay, endDateYear, endDateHour, endDateMinute, neverExpire, active, limitCategories, limitSkus, minOrder, discount, discountType, serviceContext); } } }